Merge remote-tracking branch 'upstream/master' into consistent-bazel-ref

14 files changed, 1739 insertions, 481 deletions

diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 43a0f8294160..88e7d4d9e844 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -46,6 +46,7 @@ mapAliases ({
   asciidocFull = asciidoc-full;  # added 2014-06-22
   at_spi2_atk = at-spi2-atk; # added 2018-02-25
   at_spi2_core = at-spi2-core; # added 2018-02-25
+  avldrums-lv2 = x42-avldrums; # added 2020-03-29
   bar-xft = lemonbar-xft;  # added 2015-01-16
   bashCompletion = bash-completion; # Added 2016-09-28
   batti = throw "batti has been removed from nixpkgs, as it was unmaintained"; # added 2019-12-10
@@ -113,6 +114,8 @@ mapAliases ({
   etcdctl = etcd; # added 2018-04-25
   exfat-utils = exfat;                  # 2015-09-11
   facette = throw "facette has been removed."; # added 2020-01-06
+  fast-neural-doodle = throw "fast-neural-doodle has been removed, as the upstream project has been abandoned"; # added 2020-03-28
+  fetchFromGithub = throw "You meant fetchFromGitHub, with a capital H.";
   ffadoFull = ffado; # added 2018-05-01
   firefox-esr-wrapper = firefox-esr;  # 2016-01
   firefox-wrapper = firefox;          # 2016-01
@@ -131,6 +134,7 @@ mapAliases ({
 
   firestr = throw "firestr has been removed."; # added 2019-12-08
   flameGraph = flamegraph; # added 2018-04-25
+  foldingathome = fahclient; # added 2020-09-03
   font-awesome-ttf = font-awesome; # 2018-02-25
   # 2019-10-31
   fontconfig-ultimate = throw ''
@@ -210,6 +214,7 @@ mapAliases ({
   krename-qt5 = krename; # added 2017-02-18
   keymon = throw "keymon has been removed from nixpkgs, as it's abandoned and archived."; # 2019-12-10
   kvm = qemu_kvm; # added 2018-04-25
+  latinmodern-math = lmmath;
   letsencrypt = certbot; # added 2016-05-16
   libaudit = audit; # added 2018-04-25
   libcanberra_gtk2 = libcanberra-gtk2; # added 2018-02-25
@@ -232,7 +237,9 @@ mapAliases ({
   libintlOrEmpty = stdenv.lib.optional (!stdenv.isLinux || stdenv.hostPlatform.libc != "glibc") gettext; # added 2018-03-14
   libjson_rpc_cpp = libjson-rpc-cpp; # added 2017-02-28
   liblapackWithoutAtlas = liblapack; # added 2018-11-05
+  liblrdf = lrdf; # added 2018-04-25
   libqrencode = qrencode;  # added 2019-01-01
+  librdf = lrdf; # added 2020-03-22
   librecad2 = librecad;  # backwards compatibility alias, added 2015-10
   libsysfs = sysfsutils; # added 2018-04-25
   libtidy = html-tidy;  # added 2014-12-21
@@ -241,6 +248,7 @@ mapAliases ({
   links = links2; # added 2016-01-31
   linux_rpi0 = linux_rpi1;
   linuxPackages_rpi0 = linuxPackages_rpi1;
+  loadcaffe = throw "loadcaffe has been removed, as the upstream project has been abandoned"; # added 2020-03-28
   lttngTools = lttng-tools;  # added 2014-07-31
   lttngUst = lttng-ust;  # added 2014-07-31
   lua5_1_sockets = lua51Packages.luasocket; # added 2017-05-02
@@ -287,10 +295,11 @@ mapAliases ({
   networkmanager_openconnect = networkmanager-openconnect; # added 2018-02-25
   networkmanager_openvpn = networkmanager-openvpn; # added 2018-02-25
   networkmanager_vpnc = networkmanager-vpnc; # added 2018-02-25
-  nix-review = nixpkgs-review; # added 2019-12-22
+  neutral-style = throw "neural-style has been removed, as the upstream project has been abandoned"; # added 2020-03-28
   nfsUtils = nfs-utils;  # added 2014-12-06
   nginxUnstable = nginxMainline; # added 2018-04-25
   nilfs_utils = nilfs-utils; # added 2018-04-25
+  nix-review = nixpkgs-review; # added 2019-12-22
   nmap_graphical = nmap-graphical;  # added 2017-01-19
   nologin = shadow; # added 2018-04-25
   nxproxy = nx-libs; # added 2019-02-15
@@ -347,6 +356,7 @@ mapAliases ({
   pinentry_gtk2 = pinentry-gtk2; # added 2019-10-14
   pinentry_qt = pinentry-qt; # added 2019-10-14
   pinentry_gnome = pinentry-gnome; # added 2019-10-14
+  pinentry_qt5 = pinentry-qt; # added 2020-02-11
   postgis = postgresqlPackages.postgis;
   # end
   ppl-address-book = throw "deprecated in 2019-05-02: abandoned by upstream.";
@@ -378,10 +388,12 @@ mapAliases ({
   ruby_2_2_9 = throw "deprecated 2018-0213: use a newer version of ruby";
   ruby_2_3_6 = throw "deprecated 2018-0213: use a newer version of ruby";
   ruby_2_3 = throw "deprecated 2019-09-06: use a newer version of ruby";
-  ruby_2_4_3 = throw "deprecated 2018-0213: use ruby_2_4 instead";
-  ruby_2_5_0 = throw "deprecated 2018-0213: use ruby_2_5 instead";
+  ruby_2_4_3 = throw "deprecated 2018-0213: use a newer version of ruby";
+  ruby_2_4 = throw "deprecated 2019-12: use a newer version of ruby";
+  ruby_2_5_0 = throw "deprecated 2018-0213: use a newer version of ruby";
+  rubyPackages_2_4 = throw "deprecated 2019-12: use a newer version of rubyPackages instead";
   rubygems = throw "deprecated 2016-03-02: rubygems is now bundled with ruby";
-  rxvt_unicode_with-plugins = rxvt-unicode; # added 2020-02-02
+  rxvt_unicode-with-plugins = rxvt-unicode; # added 2020-02-02
   rxvt_unicode = rxvt-unicode-unwrapped; # added 2020-02-02
   urxvt_autocomplete_all_the_things = rxvt-unicode-plugins.autocomplete-all-the-things; # added 2020-02-02
   urxvt_perl = rxvt-unicode-plugins.perl; # added 2020-02-02
@@ -413,6 +425,7 @@ mapAliases ({
   skrooge2 = skrooge; # added 2017-02-18
   skype = skypeforlinux; # added 2017-07-27
   skydive = throw "skydive has been removed from nixpkgs (2019-09-10)";
+  slack-dark = slack; # added 2020-03-27
   slic3r-prusa3d = prusa-slicer; # added 2019-05-21
   slurm-llnl = slurm; # renamed July 2017
   slurm-llnl-full = slurm-full; # renamed July 2017
@@ -420,6 +433,30 @@ mapAliases ({
   smbclient = samba; # added 2018-04-25
   slim = throw "slim has been removed. Please use a different display-manager"; # added 2019-11-11
   slimThemes = throw "slimThemes has been removed because slim has been also"; # added 2019-11-11
+  sundials_3 = throw "removed 2020-02. outdated and no longer needed";
+
+  # added 2020-02-10
+  sourceHanSansPackages = {
+    japanese = source-han-sans;
+    korean = source-han-sans;
+    simplified-chinese = source-han-sans;
+    traditional-chinese = source-han-sans;
+  };
+  source-han-sans-japanese = source-han-sans;
+  source-han-sans-korean = source-han-sans;
+  source-han-sans-simplified-chinese = source-han-sans;
+  source-han-sans-traditional-chinese = source-han-sans;
+  sourceHanSerifPackages = {
+    japanese = source-han-serif;
+    korean = source-han-serif;
+    simplified-chinese = source-han-serif;
+    traditional-chinese = source-han-serif;
+  };
+  source-han-serif-japanese = source-han-serif;
+  source-han-serif-korean = source-han-serif;
+  source-han-serif-simplified-chinese = source-han-serif;
+  source-han-serif-traditional-chinese = source-han-serif;
+
   net_snmp = net-snmp; # added 2019-12-21
   spaceOrbit = space-orbit; # addewd 2016-05-23
   speech_tools = speech-tools; # added 2018-04-25
@@ -451,6 +488,7 @@ mapAliases ({
   telnet = inetutils; # added 2018-05-15
   terraform-provider-ibm = terraform-providers.ibm; # added 2018-09-28
   terraform-provider-libvirt = terraform-providers.libvirt; # added 2018-09-28
+  terraform-provider-lxd = terraform-providers.lxd; # added 2020-03-16
   terraform-provider-nixos = terraform-providers.nixos; # added 2018-09-28
   tesseract_4 = tesseract4; # added 2018-12-19
   testdisk-photorec = throw "This package was a duplicate, please use testdisk or testdisk-qt instead"; # added 2019-10-13
@@ -459,11 +497,16 @@ mapAliases ({
   tex-gyre-schola-math = tex-gyre-math.schola; # added 2018-04-03
   tex-gyre-termes-math = tex-gyre-math.termes; # added 2018-04-03
   tftp_hpa = tftp-hpa; # added 2015-04-03
+  tomcat85 = tomcat8; # added 2020-03-11
   torbrowser = tor-browser-bundle-bin; # added 2017-04-05
-  transporter = throw "transporter has been removed. It was archived upstream, so it's considered abandoned.";
+  torch = throw "torch has been removed, as the upstream project has been abandoned"; # added 2020-03-28
+  torch-hdf5 = throw "torch-hdf5 has been removed, as the upstream project has been abandoned"; # added 2020-03-28
+  torch-repl = throw "torch-repl has been removed, as the upstream project has been abandoned"; # added 2020-03-28
+  torchPackages = throw "torchPackages has been removed, as the upstream project has been abandoned"; # added 2020-03-28
   trang = jing-trang; # added 2018-04-25
   transmission_gtk = transmission-gtk; # added 2018-01-06
   transmission_remote_gtk = transmission-remote-gtk; # added 2018-01-06
+  transporter = throw "transporter has been removed. It was archived upstream, so it's considered abandoned.";
   truecrypt = veracrypt; # added 2018-10-24
   tshark = wireshark-cli; # added 2018-04-25
   ubootBeagleboneBlack = ubootAmx335xEVM; # added 2020-01-21
@@ -475,6 +518,7 @@ mapAliases ({
   v4l_utils = v4l-utils; # added 2019-08-07
   v8_3_16_14 = throw "removed 2019-11-01: no longer referenced by other packages";
   valadoc = throw "deprecated 2019-10-10: valadoc was merged into vala 0.38";
+  vamp = { vampSDK = vamp-plugin-sdk; }; # added 2020-03-26
   vimbWrapper = vimb; # added 2015-01
   vimprobable2 = throw "vimprobable2 has been removed from nixpkgs. It relied on webkitgtk24x that has been removed."; # added 2019-12-05
   vimprobable2-unwrapped = vimprobable2; # added 2019-12-05
@@ -493,7 +537,7 @@ mapAliases ({
   morituri = whipper; # added 2018-09-13
   xfceUnstable = xfce4-14; # added 2019-09-17
   xfce4-14 = xfce;
-  xfce4-12 = xfce;
+  xfce4-12 = throw "xfce4-12 has been replaced by xfce4-14"; # added 2020-03-14
   x11 = xlibsWrapper; # added 2015-09
   xbmc = kodi; # added 2018-04-25
   xbmcPlain = kodiPlain; # added 2018-04-25
@@ -505,6 +549,7 @@ mapAliases ({
   xf86_input_multitouch = throw "xf86_input_multitouch has been removed from nixpkgs."; # added 2020-01-20
   xlibs = xorg; # added 2015-09
   xpraGtk3 = xpra; # added 2018-09-13
+  xv = xxv; # added 2020-02-22
   youtubeDL = youtube-dl;  # added 2014-10-26
   zdfmediathk = mediathekview; # added 2019-01-19
   gnome_user_docs = gnome-user-docs; # added 2019-11-20
@@ -566,6 +611,9 @@ mapAliases ({
   # added 2020-01-10
   tor-browser-unwrapped = throw "tor-browser-unwrapped was removed because it was out of date and inadequately maintained. Please use tor-browser-bundle-bin instead. See #77452.";
 
+  # added 2020-02-09
+  dina-font-pcf = dina-font;
+
     /* Cleanup before 20.09 */
   llvm_4 = throw ''
     The LLVM versions 3.5, 3.9 and 4.0 have been removed in NixOS 20.03
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 93d0e81599c9..e5a0e81f4a76 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -62,9 +62,7 @@ in
 
   inherit (lib) lowPrio hiPrio appendToName makeOverridable;
 
-  # Applying this to an attribute set will cause nix-env to look
-  # inside the set for derivations.
-  recurseIntoAttrs = attrs: attrs // { recurseForDerivations = true; };
+  inherit (lib) recurseIntoAttrs;
 
   # This is intended to be the reverse of recurseIntoAttrs, as it is
   # defined now it exists mainly for documentation purposes, but you
@@ -72,7 +70,7 @@ in
   # the Attrs which is useful for testing massive changes. Ideally,
   # every package subset not marked with recurseIntoAttrs should be
   # marked with this.
-  dontRecurseIntoAttrs = x: x;
+  inherit (lib) dontRecurseIntoAttrs;
 
   stringsWithDeps = lib.stringsWithDeps;
 
@@ -128,6 +126,8 @@ in
 
   addOpenGLRunpath = callPackage ../build-support/add-opengl-runpath { };
 
+  ankisyncd = callPackage ../servers/ankisyncd { };
+
   avro-tools = callPackage ../development/tools/avro-tools { };
 
   # Zip file format only allows times after year 1980, which makes e.g. Python wheel building fail with:
@@ -165,12 +165,16 @@ in
 
   corgi = callPackage ../development/tools/corgi { };
 
+  colorz = callPackage ../tools/misc/colorz { };
+
   dhallToNix = callPackage ../build-support/dhall-to-nix.nix {
     inherit dhall-nix;
   };
 
   deadcode = callPackage ../development/tools/deadcode { };
 
+  hobbes = callPackage ../development/tools/hobbes { stdenv = gcc6Stdenv; }; # GCC 6 is latest currently supported. See https://git.io/JvK6M.
+
   proto-contrib = callPackage ../development/tools/proto-contrib {};
 
   protoc-gen-doc = callPackage ../development/tools/protoc-gen-doc {};
@@ -203,7 +207,7 @@ in
 
   docker-ls = callPackage ../tools/misc/docker-ls { };
 
-  docker-slim = callPackage ../build-support/docker-slim { };
+  docker-slim = callPackage ../applications/virtualization/docker-slim { };
 
   docker-sync = callPackage ../tools/misc/docker-sync { };
 
@@ -522,6 +526,8 @@ in
     ffmpeg = ffmpeg_2;
   };
 
+  alsaequal = callPackage ../tools/audio/alsaequal { };
+
   acpica-tools = callPackage ../tools/system/acpica-tools { };
 
   act = callPackage ../development/tools/misc/act {};
@@ -539,6 +545,8 @@ in
     pname = "OPNplug";
   };
 
+  adminer = callPackage ../servers/adminer { };
+
   advancecomp = callPackage ../tools/compression/advancecomp {};
 
   aefs = callPackage ../tools/filesystems/aefs { };
@@ -557,7 +565,9 @@ in
 
   acme-client = callPackage ../tools/networking/acme-client { inherit (darwin) apple_sdk; };
 
-  amass = callPackage ../tools/networking/amass { };
+  amass = callPackage ../tools/networking/amass {
+    inherit (darwin.apple_sdk.frameworks) Security;
+  };
 
   afew = callPackage ../applications/networking/mailreaders/afew { };
 
@@ -619,6 +629,8 @@ in
 
   amp = callPackage ../applications/editors/amp {};
 
+  ams = callPackage ../applications/audio/ams {};
+
   amtterm = callPackage ../tools/system/amtterm {};
 
   analog = callPackage ../tools/admin/analog {};
@@ -679,8 +691,6 @@ in
 
   artyFX = callPackage ../applications/audio/artyFX {};
 
-  as31 = callPackage ../development/compilers/as31 {};
-
   owl-lisp = callPackage ../development/compilers/owl-lisp {};
 
   ascii = callPackage ../tools/text/ascii { };
@@ -710,8 +720,6 @@ in
 
   avfs = callPackage ../tools/filesystems/avfs { };
 
-  avldrums-lv2 = callPackage ../applications/audio/avldrums-lv2 { };
-
   aws-iam-authenticator = callPackage ../tools/security/aws-iam-authenticator {};
 
   awscli = callPackage ../tools/admin/awscli { };
@@ -782,6 +790,8 @@ in
 
   automirror = callPackage ../tools/misc/automirror { };
 
+  babashka = callPackage ../tools/misc/babashka { };
+
   bash-my-aws = callPackage ../tools/admin/bash-my-aws { };
 
   bcachefs-tools = callPackage ../tools/filesystems/bcachefs-tools { };
@@ -859,6 +869,9 @@ in
 
   cue = callPackage ../development/tools/cue { };
 
+  deltachat-electron = callPackage
+    ../applications/networking/instant-messengers/deltachat-electron { };
+
   deskew = callPackage ../applications/graphics/deskew { };
 
   detect-secrets = python3Packages.callPackage ../development/tools/detect-secrets { };
@@ -927,8 +940,12 @@ in
 
   gjs = callPackage ../development/libraries/gjs { };
 
+  glances = python3Packages.callPackage ../applications/system/glances { };
+
   glasgow = with python3Packages; toPythonApplication glasgow;
 
+  gomatrix = callPackage ../applications/misc/gomatrix { };
+
   gucci = callPackage ../tools/text/gucci { };
 
   grc = callPackage ../tools/misc/grc { };
@@ -945,10 +962,14 @@ in
 
   hpe-ltfs = callPackage ../tools/backup/hpe-ltfs { };
 
+  http2tcp = callPackage ../tools/networking/http2tcp { };
+
   httperf = callPackage ../tools/networking/httperf { };
 
   ili2c = callPackage ../tools/misc/ili2c { };
 
+  imageworsener = callPackage ../tools/graphics/imageworsener { };
+
   imgpatchtools = callPackage ../development/mobile/imgpatchtools { };
 
   ipgrep = callPackage ../tools/networking/ipgrep { };
@@ -1015,6 +1036,8 @@ in
 
   ssh-agents = callPackage ../tools/networking/ssh-agents { };
 
+  ssh-import-id = python3Packages.callPackage ../tools/admin/ssh-import-id { };
+
   titaniumenv = callPackage ../development/mobile/titaniumenv { };
 
   abootimg = callPackage ../development/mobile/abootimg {};
@@ -1139,6 +1162,8 @@ in
 
   bdf2psf = callPackage ../tools/misc/bdf2psf { };
 
+  bdf2sfd = callPackage ../tools/misc/bdf2sfd { };
+
   bcat = callPackage ../tools/text/bcat {};
 
   bcache-tools = callPackage ../tools/filesystems/bcache-tools { };
@@ -1276,6 +1301,8 @@ in
 
   bruteforce-luks = callPackage ../tools/security/bruteforce-luks { };
 
+  brutespray = callPackage ../tools/security/brutespray { };
+
   breakpointHook = assert stdenv.isLinux;
     makeSetupHook { } ../build-support/setup-hooks/breakpoint-hook.sh;
 
@@ -1283,8 +1310,6 @@ in
 
   btrfs-progs = callPackage ../tools/filesystems/btrfs-progs { };
 
-  btrfs-dedupe = callPackage ../tools/filesystems/btrfs-dedupe {};
-
   btrbk = callPackage ../tools/backup/btrbk {
     asciidoc = asciidoc-full;
   };
@@ -1322,24 +1347,23 @@ in
   bs-platform = callPackage ../development/compilers/bs-platform {};
 
   c3d = callPackage ../applications/graphics/c3d {
+    stdenv = gcc8Stdenv;
     inherit (darwin.apple_sdk.frameworks) Cocoa;
   };
 
   cue2pops = callPackage ../tools/cd-dvd/cue2pops { };
 
-  cabal2nix = haskell.lib.overrideCabal (haskell.lib.generateOptparseApplicativeCompletion "cabal2nix" haskell.packages.ghc881.cabal2nix) (drv: {
-    isLibrary = false;
-    enableSharedExecutables = false;
-    executableToolDepends = (drv.executableToolDepends or []) ++ [ makeWrapper ];
-    postInstall = ''
-      exe=$out/libexec/${drv.pname}-${drv.version}/${drv.pname}
-      install -D $out/bin/${drv.pname} $exe
-      rm -rf $out/{bin,lib,share}
-      makeWrapper $exe $out/bin/${drv.pname} \
-        --prefix PATH ":" "${nix}/bin" \
-        --prefix PATH ":" "${nix-prefetch-scripts}/bin"
-    '' + (drv.postInstall or "");
-  });
+  cabal2nix-unwrapped = haskell.lib.justStaticExecutables (haskell.lib.generateOptparseApplicativeCompletion "cabal2nix" haskellPackages.cabal2nix);
+
+  cabal2nix = symlinkJoin {
+    inherit (cabal2nix-unwrapped) name meta;
+    nativeBuildInputs = [ makeWrapper ];
+    paths = [ cabal2nix-unwrapped ];
+    postBuild = ''
+      wrapProgram $out/bin/cabal2nix \
+        --prefix PATH ":" "${lib.makeBinPath [ nix nix-prefetch-scripts ]}"
+    '';
+  };
 
   stack2nix = with haskell.lib; overrideCabal (justStaticExecutables haskellPackages.stack2nix) (drv: {
     executableToolDepends = [ makeWrapper ];
@@ -1428,6 +1452,10 @@ in
 
   clasp = callPackage ../tools/misc/clasp { };
 
+  clevis = callPackage ../tools/security/clevis {
+    asciidoc = asciidoc-full;
+  };
+
   cli53 = callPackage ../tools/admin/cli53 { };
 
   cli-visualizer = callPackage ../applications/misc/cli-visualizer { };
@@ -1444,6 +1472,8 @@ in
 
   clingo = callPackage ../applications/science/logic/potassco/clingo.nix { };
 
+  clingcon = callPackage ../applications/science/logic/potassco/clingcon.nix { };
+
   clprover = callPackage ../applications/science/logic/clprover/clprover.nix { };
 
   coloredlogs = with python3Packages; toPythonApplication coloredlogs;
@@ -1555,6 +1585,8 @@ in
 
   datasette = with python3Packages; toPythonApplication datasette;
 
+  howard-hinnant-date = callPackage ../development/libraries/howard-hinnant-date { };
+
   datefudge = callPackage ../tools/system/datefudge { };
 
   dateutils = callPackage ../tools/misc/dateutils { };
@@ -1767,6 +1799,8 @@ in
 
   fwup = callPackage ../tools/misc/fwup { };
 
+  fx_cast_bridge = callPackage ../tools/misc/fx_cast { };
+
   fzf = callPackage ../tools/misc/fzf { };
 
   fzf-zsh = callPackage ../shells/zsh/fzf-zsh { };
@@ -1873,7 +1907,7 @@ in
 
   hostsblock = callPackage ../tools/misc/hostsblock { };
 
-  hopper = callPackage ../development/tools/analysis/hopper {};
+  hopper = qt5.callPackage ../development/tools/analysis/hopper {};
 
   hr = callPackage ../applications/misc/hr { };
 
@@ -1887,6 +1921,8 @@ in
 
   jellyfin = callPackage ../servers/jellyfin { ffmpeg = ffmpeg_4; };
 
+  jellyfin-mpv-shim = python3Packages.callPackage ../applications/video/jellyfin-mpv-shim { };
+
   jotta-cli = callPackage ../applications/misc/jotta-cli { };
 
   jwt-cli = callPackage ../tools/security/jwt-cli {
@@ -1947,6 +1983,8 @@ in
 
   massren = callPackage ../tools/misc/massren { };
 
+  medusa = callPackage ../tools/security/medusa { };
+
   megasync = libsForQt5.callPackage ../applications/misc/megasync { };
 
   megacmd = callPackage ../applications/misc/megacmd { };
@@ -1955,12 +1993,18 @@ in
 
   opendune = callPackage ../games/opendune { };
 
+  merriweather = callPackage ../data/fonts/merriweather { };
+
+  merriweather-sans = callPackage ../data/fonts/merriweather-sans { };
+
   meson = callPackage ../development/tools/build-managers/meson { };
 
   meson-tools = callPackage ../misc/meson-tools { };
 
   metabase = callPackage ../servers/metabase { };
 
+  midicsv = callPackage ../tools/audio/midicsv { };
+
   mididings = callPackage ../tools/audio/mididings { };
 
   miniserve = callPackage ../tools/misc/miniserve { };
@@ -2025,6 +2069,8 @@ in
 
   optar = callPackage ../tools/graphics/optar {};
 
+  obinskit = callPackage ../applications/misc/obinskit {};
+
   pastel = callPackage ../applications/misc/pastel {
     inherit (darwin.apple_sdk.frameworks) Security;
   };
@@ -2051,10 +2097,10 @@ in
 
   precice = callPackage ../development/libraries/precice { };
 
-  parallel-rust = callPackage ../tools/misc/parallel-rust { };
-
   pueue = callPackage ../applications/misc/pueue { };
 
+  pixiecore = callPackage ../tools/networking/pixiecore {};
+
   pyCA = python3Packages.callPackage ../applications/video/pyca {};
 
   pyznap = python3Packages.callPackage ../tools/backup/pyznap {};
@@ -2081,8 +2127,6 @@ in
 
   socklog = callPackage ../tools/system/socklog { };
 
-  staccato = callPackage ../tools/text/staccato { };
-
   stagit = callPackage ../development/tools/stagit { };
 
   step-ca = callPackage ../tools/security/step-ca { };
@@ -2112,7 +2156,7 @@ in
   riot-desktop = callPackage ../applications/networking/instant-messengers/riot/riot-desktop.nix { };
 
   riot-web = callPackage ../applications/networking/instant-messengers/riot/riot-web.nix {
-    conf = config.riot-web.conf or null;
+    conf = config.riot-web.conf or {};
   };
 
   ripasso-cursive = callPackage ../tools/security/ripasso/cursive.nix {
@@ -2129,6 +2173,7 @@ in
 
   rsyslog = callPackage ../tools/system/rsyslog {
     hadoop = null; # Currently Broken
+    libksi = null; # Currently Broken
   };
 
   rsyslog-light = rsyslog.override {
@@ -2261,8 +2306,12 @@ in
 
   bgs = callPackage ../tools/X11/bgs { };
 
+  bibclean = callPackage ../tools/typesetting/bibclean { };
+
   biber = callPackage ../tools/typesetting/biber { };
 
+  biblatex-check = callPackage ../tools/typesetting/biblatex-check { };
+
   birdfont = callPackage ../tools/misc/birdfont { };
   xmlbird = callPackage ../tools/misc/birdfont/xmlbird.nix { };
 
@@ -2348,6 +2397,8 @@ in
     inherit (darwin.apple_sdk.frameworks) Carbon IOKit;
   };
 
+  cemu = qt5.callPackage ../applications/science/math/cemu { };
+
   isomd5sum = callPackage ../tools/cd-dvd/isomd5sum { };
 
   mdf2iso = callPackage ../tools/cd-dvd/mdf2iso { };
@@ -2398,11 +2449,7 @@ in
 
   ciopfs = callPackage ../tools/filesystems/ciopfs { };
 
-  circleci-cli = callPackage ../development/tools/misc/circleci-cli {
-    # Version 0.1.5879 fails to build with go 1.13 due to:
-    #   build github.com/CircleCI-Public/circleci-cli: cannot load github.com/gobuffalo/packr/v2: github.com/gobuffalo/packr@v1.21.0: reading file:///nix/store/hh9hrfdg3gbqz37sa3hx44mkzkxpkkyw-circleci-cli-0.1.5879-go-modules/github.com/gobuffalo/packr/@v/v1.21.0.zip: Not Found
-    buildGoModule = buildGo112Module;
-  };
+  circleci-cli = callPackage ../development/tools/misc/circleci-cli { };
 
   circus = callPackage ../tools/networking/circus { };
 
@@ -2436,6 +2483,8 @@ in
 
   cmst = libsForQt5.callPackage ../tools/networking/cmst { };
 
+  cmt = callPackage ../applications/audio/cmt {};
+
   codimd = callPackage ../servers/web-apps/codimd {
     nodejs = nodejs-10_x;
   };
@@ -2452,7 +2501,11 @@ in
 
   conspy = callPackage ../os-specific/linux/conspy {};
 
-  connman = callPackage ../tools/networking/connman { };
+  inherit (callPackage ../tools/networking/connman {})
+    connman
+    connmanFull
+    connmanMinimal
+  ;
 
   connman-gtk = callPackage ../tools/networking/connman/connman-gtk { };
 
@@ -2615,6 +2668,8 @@ in
 
   cocoapods-beta = lowPrio (callPackage ../development/mobile/cocoapods { beta = true; });
 
+  codebraid = callPackage ../tools/misc/codebraid { };
+
   compass = callPackage ../development/tools/compass { };
 
   conda = callPackage ../tools/package-management/conda { };
@@ -2660,7 +2715,8 @@ in
     cudatoolkit_9_2
     cudatoolkit_10
     cudatoolkit_10_0
-    cudatoolkit_10_1;
+    cudatoolkit_10_1
+    cudatoolkit_10_2;
 
   cudatoolkit = cudatoolkit_10;
 
@@ -2676,7 +2732,8 @@ in
     cudnn_cudatoolkit_9_2
     cudnn_cudatoolkit_10
     cudnn_cudatoolkit_10_0
-    cudnn_cudatoolkit_10_1;
+    cudnn_cudatoolkit_10_1
+    cudnn_cudatoolkit_10_2;
 
   cudnn = cudnn_cudatoolkit_10;
 
@@ -2788,6 +2845,8 @@ in
 
   dnscrypt-wrapper = callPackage ../tools/networking/dnscrypt-wrapper { };
 
+  dnscontrol = callPackage ../applications/networking/dnscontrol { };
+
   dnsenum = callPackage ../tools/security/dnsenum { };
 
   dnsmasq = callPackage ../tools/networking/dnsmasq { };
@@ -2860,6 +2919,8 @@ in
 
   docbook2mdoc = callPackage ../tools/misc/docbook2mdoc { };
 
+  docbookrx = callPackage ../tools/typesetting/docbookrx { };
+
   docear = callPackage ../applications/office/docear { };
 
   dockbarx = callPackage ../applications/misc/dockbarx { };
@@ -2920,7 +2981,7 @@ in
   duplicati = callPackage ../tools/backup/duplicati { };
 
   duplicity = callPackage ../tools/backup/duplicity {
-    gnupg = gnupg1;
+    pythonPackages = python3Packages;
   };
 
   duply = callPackage ../tools/backup/duply { };
@@ -2961,6 +3022,8 @@ in
 
   edid-decode = callPackage ../tools/misc/edid-decode { };
 
+  edid-generator = callPackage ../tools/misc/edid-generator { };
+
   editres = callPackage ../tools/graphics/editres { };
 
   edit = callPackage ../applications/editors/edit { };
@@ -2979,6 +3042,8 @@ in
     ssh = openssh;
   };
 
+  kramdown-asciidoc = callPackage ../tools/typesetting/kramdown-asciidoc { };
+
   mcrcon = callPackage ../tools/networking/mcrcon {};
 
   rage = callPackage ../tools/security/rage {
@@ -3023,6 +3088,8 @@ in
 
   volctl = callPackage ../tools/audio/volctl { };
 
+  vorta = python3Packages.callPackage ../applications/backup/vorta { };
+
   wallutils = callPackage ../tools/graphics/wallutils { };
 
   wev = callPackage ../tools/misc/wev { };
@@ -3041,6 +3108,8 @@ in
 
   zeek = callPackage ../applications/networking/ids/zeek { };
 
+  zoxide = callPackage ../tools/misc/zoxide { };
+
   zzuf = callPackage ../tools/security/zzuf { };
 
   ### DEVELOPMENT / EMSCRIPTEN
@@ -3051,7 +3120,7 @@ in
 
   cholmod-extra = callPackage ../development/libraries/science/math/cholmod-extra { };
 
-  emscriptenVersion = "1.38.28";
+  emscriptenVersion = "1.39.1";
 
   emscripten = callPackage ../development/compilers/emscripten { };
 
@@ -3145,9 +3214,7 @@ in
 
   ethtool = callPackage ../tools/misc/ethtool { };
 
-  ettercap = callPackage ../applications/networking/sniffers/ettercap {
-    openssl = openssl_1_0_2;
-  };
+  ettercap = callPackage ../applications/networking/sniffers/ettercap { };
 
   euca2ools = callPackage ../tools/virtualization/euca2ools { };
 
@@ -3195,11 +3262,6 @@ in
 
   fakechroot = callPackage ../tools/system/fakechroot { };
 
-  fast-neural-doodle = callPackage ../tools/graphics/fast-neural-doodle {
-    inherit (python27Packages) numpy scipy h5py scikitlearn python
-      pillow;
-  };
-
   fastpbkdf2 = callPackage ../development/libraries/fastpbkdf2 { };
 
   fanficfare = callPackage ../tools/text/fanficfare { };
@@ -3464,6 +3526,8 @@ in
 
   fuse-overlayfs = callPackage ../tools/filesystems/fuse-overlayfs {};
 
+  fusee-interfacee-tk = callPackage ../applications/misc/fusee-interfacee-tk { };
+
   fusee-launcher = callPackage ../development/tools/fusee-launcher { };
 
   fwknop = callPackage ../tools/security/fwknop { };
@@ -4038,6 +4102,8 @@ in
   hexd = callPackage ../tools/misc/hexd { };
   pixd = callPackage ../tools/misc/pixd { };
 
+  hey = callPackage ../tools/networking/hey { };
+
   hhpc = callPackage ../tools/misc/hhpc { };
 
   hiera-eyaml = callPackage ../tools/system/hiera-eyaml { };
@@ -4118,6 +4184,8 @@ in
 
   icecast = callPackage ../servers/icecast { };
 
+  icepeak = haskell.lib.justStaticExecutables haskellPackages.icepeak;
+
   iceshelf = callPackage ../tools/backup/iceshelf { };
 
   darkice = callPackage ../tools/audio/darkice { };
@@ -4238,9 +4306,7 @@ in
 
   ipget = callPackage ../applications/networking/ipget { };
 
-  ipmitool = callPackage ../tools/system/ipmitool {
-    openssl = openssl_1_0_2;
-  };
+  ipmitool = callPackage ../tools/system/ipmitool {};
 
   ipmiutil = callPackage ../tools/system/ipmiutil {};
 
@@ -4252,6 +4318,8 @@ in
 
   netmask = callPackage ../tools/networking/netmask {};
 
+  netifd = callPackage ../tools/networking/netifd {};
+
   ipscan = callPackage ../tools/security/ipscan { };
 
   ipv6calc = callPackage ../tools/networking/ipv6calc {};
@@ -4282,6 +4350,8 @@ in
 
   jazzy = callPackage ../development/tools/jazzy { };
 
+  jc = with python3Packages; toPythonApplication jc;
+
   jd = callPackage ../development/tools/jd { };
 
   jd-gui = callPackage ../tools/security/jd-gui { };
@@ -4301,6 +4371,8 @@ in
 
   jira-cli = callPackage ../development/tools/jira_cli { };
 
+  jirafeau = callPackage ../servers/web-apps/jirafeau { };
+
   jitterentropy = callPackage ../development/libraries/jitterentropy { };
 
   jl = haskellPackages.callPackage ../development/tools/jl { };
@@ -4390,6 +4462,8 @@ in
 
   keepalived = callPackage ../tools/networking/keepalived { };
 
+  keeperrl = callPackage ../games/keeperrl { };
+
   kexectools = callPackage ../os-specific/linux/kexectools { };
 
   keepkey_agent = with python3Packages; toPythonApplication keepkey_agent;
@@ -4498,12 +4572,15 @@ in
 
   libsmi = callPackage ../development/libraries/libsmi { };
 
+  libgen-cli = callPackage ../tools/misc/libgen-cli { };
+
   licensor = callPackage ../tools/misc/licensor { };
 
   lesspipe = callPackage ../tools/misc/lesspipe { };
 
   liquidsoap = callPackage ../tools/audio/liquidsoap/full.nix {
     ffmpeg = ffmpeg-full;
+    ocamlPackages = ocaml-ng.ocamlPackages_4_07;
   };
 
   lksctp-tools = callPackage ../os-specific/linux/lksctp-tools { };
@@ -4761,6 +4838,8 @@ in
 
   libevdev = callPackage ../development/libraries/libevdev { };
 
+  liberio = callPackage ../development/libraries/liberio { };
+
   libevdevplus = callPackage ../development/libraries/libevdevplus { };
 
   libfann = callPackage ../development/libraries/libfann { };
@@ -4773,6 +4852,8 @@ in
 
   libgumath = callPackage ../development/libraries/libgumath { };
 
+  libinsane = callPackage ../development/libraries/libinsane { };
+
   libipfix = callPackage ../development/libraries/libipfix { };
 
   libircclient = callPackage ../development/libraries/libircclient { };
@@ -4994,6 +5075,8 @@ in
     boost = boost155;
   };
 
+  mbutil = python3Packages.callPackage ../applications/misc/mbutil { };
+
   mc = callPackage ../tools/misc/mc { };
 
   mcabber = callPackage ../applications/networking/instant-messengers/mcabber { };
@@ -5059,6 +5142,8 @@ in
 
   minijail = callPackage ../tools/system/minijail { };
 
+  minijail-tools = python3.pkgs.callPackage ../tools/system/minijail/tools.nix { };
+
   minixml = callPackage ../development/libraries/minixml { };
 
   mir-qualia = callPackage ../tools/text/mir-qualia {
@@ -5143,6 +5228,8 @@ in
 
   multitime = callPackage ../tools/misc/multitime { };
 
+  sta = callPackage ../tools/misc/sta {};
+
   multitran = recurseIntoAttrs (let callPackage = newScope pkgs.multitran; in {
     multitrandata = callPackage ../tools/text/multitran/data { };
 
@@ -5183,6 +5270,8 @@ in
 
   nat-traverse = callPackage ../tools/networking/nat-traverse { };
 
+  navilu-font = callPackage ../data/fonts/navilu { stdenv = stdenvNoCC; };
+
   nawk = callPackage ../tools/text/nawk { };
 
   nbd = callPackage ../tools/networking/nbd { };
@@ -5221,8 +5310,6 @@ in
 
   netcdffortran = callPackage ../development/libraries/netcdf-fortran { };
 
-  neural-style = callPackage ../tools/graphics/neural-style {};
-
   nco = callPackage ../development/libraries/nco { };
 
   ncftp = callPackage ../tools/networking/ncftp { };
@@ -5274,15 +5361,20 @@ in
 
   networkmanagerapplet = callPackage ../tools/networking/network-manager/applet { };
 
+  libnma = callPackage ../tools/networking/network-manager/libnma { };
+
   networkmanager_dmenu = callPackage ../tools/networking/network-manager/dmenu  { };
 
+  nm-tray = libsForQt5.callPackage ../tools/networking/network-manager/tray.nix { };
+
   newsboat = callPackage ../applications/networking/feedreaders/newsboat {
     inherit (darwin.apple_sdk.frameworks) Security;
   };
 
   grocy = callPackage ../servers/grocy { };
 
-  nextcloud = callPackage ../servers/nextcloud { };
+  inherit (callPackage ../servers/nextcloud {})
+    nextcloud17 nextcloud18;
 
   nextcloud-client = libsForQt5.callPackage ../applications/networking/nextcloud-client { };
 
@@ -5428,6 +5520,8 @@ in
 
   ocserv = callPackage ../tools/networking/ocserv { };
 
+  opencorsairlink = callPackage ../tools/misc/opencorsairlink { };
+
   openfortivpn = callPackage ../tools/networking/openfortivpn { };
 
   obexfs = callPackage ../tools/bluetooth/obexfs { };
@@ -5448,6 +5542,8 @@ in
 
   ofono-phonesim = libsForQt5.callPackage ../development/tools/ofono-phonesim/default.nix { };
 
+  ogdf = callPackage ../development/libraries/ogdf { };
+
   oh-my-zsh = callPackage ../shells/zsh/oh-my-zsh { };
 
   ola = callPackage ../applications/misc/ola { };
@@ -5466,6 +5562,7 @@ in
   onioncircuits = callPackage ../tools/security/onioncircuits { };
 
   openapi-generator-cli = callPackage ../tools/networking/openapi-generator-cli { };
+  openapi-generator-cli-unstable = callPackage ../tools/networking/openapi-generator-cli/unstable.nix { };
 
   opencc = callPackage ../tools/text/opencc { };
 
@@ -5489,6 +5586,8 @@ in
 
   openjade = callPackage ../tools/text/sgml/openjade { };
 
+  openimagedenoise = callPackage ../development/libraries/openimagedenoise { };
+
   openmvg = callPackage ../applications/science/misc/openmvg { };
 
   openmvs = callPackage ../applications/science/misc/openmvs { };
@@ -5643,10 +5742,14 @@ in
 
   parted = callPackage ../tools/misc/parted { };
 
+  passh = callPackage ../tools/networking/passh { };
+
   paulstretch = callPackage ../applications/audio/paulstretch { };
 
   pazi = callPackage ../tools/misc/pazi { };
 
+  peep = callPackage ../tools/misc/peep { };
+
   pell = callPackage ../applications/misc/pell { };
 
   pepper = callPackage ../tools/admin/salt/pepper { };
@@ -5984,6 +6087,8 @@ in
 
   openmpi = callPackage ../development/libraries/openmpi { };
 
+  ucx = callPackage ../development/libraries/ucx {};
+
   openmodelica = callPackage ../applications/science/misc/openmodelica { };
 
   qarte = libsForQt5.callPackage ../applications/video/qarte { };
@@ -6177,6 +6282,8 @@ in
 
   rnv = callPackage ../tools/text/xml/rnv { };
 
+  rosie = callPackage ../tools/text/rosie { };
+
   rounded-mgenplus = callPackage ../data/fonts/rounded-mgenplus { };
 
   roundup = callPackage ../tools/misc/roundup { };
@@ -6191,6 +6298,8 @@ in
 
   rlwrap = callPackage ../tools/misc/rlwrap { };
 
+  rmtrash = callPackage ../tools/misc/rmtrash { };
+
   rockbox_utility = libsForQt5.callPackage ../tools/misc/rockbox-utility { };
 
   rosegarden = libsForQt5.callPackage ../applications/audio/rosegarden { };
@@ -6249,6 +6358,8 @@ in
 
   s3backer = callPackage ../tools/filesystems/s3backer { };
 
+  s3bro = callPackage ../tools/admin/s3bro { };
+
   s3fs = callPackage ../tools/filesystems/s3fs { };
 
   s3cmd = callPackage ../tools/networking/s3cmd { };
@@ -6267,6 +6378,10 @@ in
 
   safecopy = callPackage ../tools/system/safecopy { };
 
+  sacd = callPackage ../tools/cd-dvd/sacd { };
+
+  safe = callPackage ../tools/security/safe { };
+
   safe-rm = callPackage ../tools/system/safe-rm { };
 
   safeeyes = callPackage ../applications/misc/safeeyes { };
@@ -6468,6 +6583,8 @@ in
     conf = config.slstatus.conf or null;
   };
 
+  smartdns = callPackage ../tools/networking/smartdns { };
+
   smartmontools = callPackage ../tools/system/smartmontools {
     inherit (darwin.apple_sdk.frameworks) IOKit ApplicationServices;
   };
@@ -6522,6 +6639,8 @@ in
 
   soundkonverter = kdeApplications.callPackage ../applications/audio/soundkonverter {};
 
+  sozu = callPackage ../servers/sozu { };
+
   sparsehash = callPackage ../development/libraries/sparsehash { };
 
   spectre-meltdown-checker = callPackage ../tools/security/spectre-meltdown-checker { };
@@ -6677,6 +6796,8 @@ in
 
   svtplay-dl = callPackage ../tools/misc/svtplay-dl { };
 
+  sycl-info = callPackage ../development/libraries/sycl-info { };
+
   symengine = callPackage ../development/libraries/symengine { };
 
   sysbench = callPackage ../development/tools/misc/sysbench {};
@@ -6699,8 +6820,6 @@ in
     w3m = w3m-batch;
   };
 
-  netalyzr = callPackage ../tools/networking/netalyzr { };
-
   swaks = callPackage ../tools/networking/swaks { };
 
   swiften = callPackage ../development/libraries/swiften { };
@@ -6771,7 +6890,7 @@ in
 
   textadept = callPackage ../applications/editors/textadept { };
 
-  texworks = callPackage ../applications/editors/texworks { };
+  texworks = libsForQt5.callPackage ../applications/editors/texworks { };
 
   thc-hydra = callPackage ../tools/security/thc-hydra { };
 
@@ -6783,6 +6902,8 @@ in
 
   thin-provisioning-tools = callPackage ../tools/misc/thin-provisioning-tools {  };
 
+  thinkpad-scripts = python3.pkgs.callPackage ../tools/misc/thinkpad-scripts { };
+
   tiled = libsForQt5.callPackage ../applications/editors/tiled { };
 
   tiledb = callPackage ../development/libraries/tiledb { };
@@ -6957,6 +7078,8 @@ in
 
   ttylog = callPackage ../tools/misc/ttylog { };
 
+  ipbt = callPackage ../tools/misc/ipbt { };
+
   tuir = callPackage ../applications/misc/tuir { };
 
   turses = callPackage ../applications/networking/instant-messengers/turses { };
@@ -7059,9 +7182,7 @@ in
 
   vbetool = callPackage ../tools/system/vbetool { };
 
-  vde2 = callPackage ../tools/networking/vde2 {
-    openssl = openssl_1_0_2;
-  };
+  vde2 = callPackage ../tools/networking/vde2 { };
 
   vboot_reference = callPackage ../tools/system/vboot_reference {};
 
@@ -7208,6 +7329,8 @@ in
 
   woof = callPackage ../tools/misc/woof { };
 
+  wootility = callPackage ../tools/misc/wootility { };
+
   wpscan = callPackage ../tools/security/wpscan { };
 
   wsmancli = callPackage ../tools/system/wsmancli {};
@@ -7337,9 +7460,13 @@ in
 
   xxkb = callPackage ../applications/misc/xxkb { };
 
-  ugarit = callPackage ../tools/backup/ugarit { };
+  ugarit = callPackage ../tools/backup/ugarit {
+    inherit (chickenPackages_4) eggDerivation fetchegg;
+  };
 
-  ugarit-manifest-maker = callPackage ../tools/backup/ugarit-manifest-maker { };
+  ugarit-manifest-maker = callPackage ../tools/backup/ugarit-manifest-maker {
+    inherit (chickenPackages_4) eggDerivation fetchegg;
+  };
 
   unar = callPackage ../tools/archivers/unar { stdenv = clangStdenv; };
 
@@ -7491,6 +7618,8 @@ in
   xfsprogs = callPackage ../tools/filesystems/xfsprogs { };
   libxfs = xfsprogs.dev;
 
+  xmage = callPackage ../games/xmage { };
+
   xml2 = callPackage ../tools/text/xml/xml2 { };
 
   xmlformat = callPackage ../tools/text/xml/xmlformat { };
@@ -7539,7 +7668,7 @@ in
 
   xurls = callPackage ../tools/text/xurls {};
 
-  xv = callPackage ../tools/misc/xv {};
+  xxv = callPackage ../tools/misc/xxv {};
 
   xvfb_run = callPackage ../tools/misc/xvfb-run { inherit (texFunctions) fontsConf; };
 
@@ -7585,6 +7714,8 @@ in
 
   you-get = python3Packages.callPackage ../tools/misc/you-get { };
 
+  zasm = callPackage ../development/compilers/zasm {};
+
   zbackup = callPackage ../tools/backup/zbackup {};
 
   zbar = libsForQt5.callPackage ../tools/graphics/zbar { };
@@ -7733,6 +7864,24 @@ in
 
   abcl = callPackage ../development/compilers/abcl {};
 
+  adoptopenjdk-bin-13-packages-linux = import ../development/compilers/adoptopenjdk-bin/jdk13-linux.nix;
+  adoptopenjdk-bin-13-packages-darwin = import ../development/compilers/adoptopenjdk-bin/jdk13-darwin.nix;
+
+  adoptopenjdk-hotspot-bin-13 = if stdenv.isLinux
+    then callPackage adoptopenjdk-bin-13-packages-linux.jdk-hotspot {}
+    else callPackage adoptopenjdk-bin-13-packages-darwin.jdk-hotspot {};
+  adoptopenjdk-jre-hotspot-bin-13 = if stdenv.isLinux
+    then callPackage adoptopenjdk-bin-13-packages-linux.jre-hotspot {}
+    else callPackage adoptopenjdk-bin-13-packages-darwin.jre-hotspot {};
+
+  adoptopenjdk-openj9-bin-13 = if stdenv.isLinux
+    then callPackage adoptopenjdk-bin-13-packages-linux.jdk-openj9 {}
+    else callPackage adoptopenjdk-bin-13-packages-darwin.jdk-openj9 {};
+
+  adoptopenjdk-jre-openj9-bin-13 = if stdenv.isLinux
+    then callPackage adoptopenjdk-bin-13-packages-linux.jre-openj9 {}
+    else callPackage adoptopenjdk-bin-13-packages-darwin.jre-openj9 {};
+
   adoptopenjdk-bin-11-packages-linux = import ../development/compilers/adoptopenjdk-bin/jdk11-linux.nix;
   adoptopenjdk-bin-11-packages-darwin = import ../development/compilers/adoptopenjdk-bin/jdk11-darwin.nix;
 
@@ -7848,6 +7997,7 @@ in
   llvm-polly = llvmPackages_latest.llvm-polly;
   clang-polly = llvmPackages_latest.clang.override { cc = llvmPackages_latest.clang-polly-unwrapped; };
 
+  clang_10 = llvmPackages_10.clang;
   clang_9  = llvmPackages_9.clang;
   clang_8  = llvmPackages_8.clang;
   clang_7  = llvmPackages_7.clang;
@@ -7908,8 +8058,6 @@ in
     stdenv = if stdenv.cc.isClang then llvmPackages_6.stdenv else stdenv;
     inherit (llvmPackages_6) clang llvm;
   })
-    crystal_0_25
-    crystal_0_26
     crystal_0_27
     crystal_0_29
     crystal_0_30
@@ -7952,6 +8100,12 @@ in
   };
   fasm-bin = callPackage ../development/compilers/fasm/bin.nix { };
 
+  flyctl = callPackage ../development/web/flyctl { };
+
+  flutterPackages =
+    recurseIntoAttrs (callPackage ../development/compilers/flutter { });
+  flutter = flutterPackages.stable;
+
   fpc = callPackage ../development/compilers/fpc { };
 
   gambit = callPackage ../development/compilers/gambit { stdenv = gccStdenv; };
@@ -8238,7 +8392,7 @@ in
 
   # Please update doc/languages-frameworks/haskell.section.md, “Our
   # current default compiler is”, if you bump this:
-  haskellPackages = dontRecurseIntoAttrs haskell.packages.ghc865;
+  haskellPackages = dontRecurseIntoAttrs haskell.packages.ghc883;
 
   inherit (haskellPackages) ghc;
 
@@ -8246,14 +8400,15 @@ in
 
   stack = haskell.lib.justStaticExecutables haskellPackages.stack;
   hlint = haskell.lib.justStaticExecutables haskellPackages.hlint;
-  stylish-cabal = haskell.lib.justStaticExecutables haskellPackages.stylish-cabal;
+
+  # We use a version built with an older compiler because of https://github.com/pikajude/stylish-cabal/issues/12.
+  stylish-cabal = haskell.lib.justStaticExecutables haskell.packages.ghc865.stylish-cabal;
 
   all-cabal-hashes = callPackage ../data/misc/hackage { };
 
   purescript = callPackage ../development/compilers/purescript/purescript { };
 
-  psc-package = haskell.lib.justStaticExecutables
-    (haskellPackages.callPackage ../development/compilers/purescript/psc-package { });
+  psc-package = callPackage ../development/compilers/purescript/psc-package { };
 
   purescript-psa = nodePackages.purescript-psa;
 
@@ -8289,7 +8444,9 @@ in
 
   fsharp41 = callPackage ../development/compilers/fsharp41 { mono = mono6; };
 
-  fstar = callPackage ../development/compilers/fstar { };
+  fstar = callPackage ../development/compilers/fstar {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_07;
+  };
 
   dotnetPackages = recurseIntoAttrs (callPackage ./dotnet-packages.nix {});
 
@@ -8298,16 +8455,16 @@ in
       src = fetchFromGitHub {
         owner = "KhronosGroup";
         repo = "SPIRV-Tools";
-        rev = "26c1b8878315a7a5c188df45e0bc236bb222b698";
-        sha256 = "1q76vaqwxf4q2l4rd7j2p2jqgcqpys0m235drzx0drkn2qd50n1b";
+        rev = "5c019b5923c1f6bf00a3ac28114ec4a7b1faa0e2";
+        sha256 = "17a0kiyb7zjsg7ws12diip84vds1ajl98ni9c2wria6ymcvbvsvz";
       };
     });
     spirv-headers = spirv-headers.overrideAttrs (_: {
       src = fetchFromGitHub {
         owner = "KhronosGroup";
         repo = "SPIRV-Headers";
-        rev = "2434b89345a50c018c84f42a310b0fad4f3fd94f";
-        sha256 = "1m902q1alm0rbh69zlskkx4n453xijijp9mf3wzwphi2j36gygwm";
+        rev = "204cd131c42b90d129073719f2766293ce35c081";
+        sha256 = "1gp0mlbfccqnalaix97jxsa5i337xyzyr55wgssapy56p0q04wv2";
       };
     });
   };
@@ -8339,7 +8496,14 @@ in
     buildPackages = buildPackages // { stdenv = gcc8Stdenv; };
   });
 
-  go = go_1_13;
+  go_1_14 = callPackage ../development/compilers/go/1.14.nix ({
+    inherit (darwin.apple_sdk.frameworks) Security Foundation;
+  } // lib.optionalAttrs stdenv.isAarch64 {
+    stdenv = gcc8Stdenv;
+    buildPackages = buildPackages // { stdenv = gcc8Stdenv; };
+  });
+
+  go = go_1_14;
 
   go-repo-root = callPackage ../development/tools/go-repo-root { };
 
@@ -8377,7 +8541,7 @@ in
 
   openjfx11 = callPackage ../development/compilers/openjdk/openjfx/11.nix { };
 
-  openjfx12 = callPackage ../development/compilers/openjdk/openjfx/12.nix { };
+  openjfx13 = callPackage ../development/compilers/openjdk/openjfx/13.nix { };
 
   openjdk8-bootstrap =
     if adoptopenjdk-hotspot-bin-8.meta.available then
@@ -8422,21 +8586,33 @@ in
     else
       openjdk11.override { headless = true; };
 
+  openjdk13-bootstrap =
+    if adoptopenjdk-hotspot-bin-13.meta.available then
+      adoptopenjdk-hotspot-bin-13
+    else
+      /* adoptopenjdk not available for i686, so fall back to our old build of 12 for bootstrapping */
+      callPackage ../development/compilers/openjdk/12.nix {
+        openjfx = openjfx11; /* need this despite next line :-( */
+        enableJavaFX = false;
+        headless = true;
+        inherit (gnome2) GConf gnome_vfs;
+      };
+
   /* current JDK */
-  openjdk12 =
+  openjdk13 =
     if stdenv.isDarwin then
       callPackage ../development/compilers/openjdk/darwin { }
     else
       callPackage ../development/compilers/openjdk {
-        openjfx = openjfx12;
+        openjfx = openjfx13;
         inherit (gnome2) GConf gnome_vfs;
       };
 
-  openjdk12_headless =
+  openjdk13_headless =
     if stdenv.isDarwin then
-      openjdk12
+      openjdk13
     else
-      openjdk12.override { headless = true; };
+      openjdk13.override { headless = true; };
 
   openjdk = openjdk8;
   openjdk_headless = openjdk8_headless;
@@ -8448,8 +8624,8 @@ in
   jdk11 = openjdk11;
   jdk11_headless = openjdk11_headless;
 
-  jdk12 = openjdk12;
-  jdk12_headless = openjdk12_headless;
+  jdk13 = openjdk13;
+  jdk13_headless = openjdk13_headless;
 
   jdk = jdk8;
   jre = jre8;
@@ -8515,6 +8691,12 @@ in
     inherit (darwin.apple_sdk.frameworks) CoreServices ApplicationServices;
   };
 
+  julia_13 = callPackage ../development/compilers/julia/1.3.nix {
+    gmp = gmp6;
+    openblas = openblasCompat;
+    inherit (darwin.apple_sdk.frameworks) CoreServices ApplicationServices;
+  };
+
   julia_1 = julia_10;
   julia = julia_1;
 
@@ -8538,6 +8720,7 @@ in
   lld_7 = llvmPackages_7.lld;
   lld_8 = llvmPackages_8.lld;
   lld_9 = llvmPackages_9.lld;
+  lld_10 = llvmPackages_10.lld;
 
   lldb = llvmPackages.lldb;
   lldb_5 = llvmPackages_5.lldb;
@@ -8545,10 +8728,12 @@ in
   lldb_7 = llvmPackages_7.lldb;
   lldb_8 = llvmPackages_8.lldb;
   lldb_9 = llvmPackages_9.lldb;
+  lldb_10 = llvmPackages_10.lldb;
 
   llvm = llvmPackages.llvm;
   llvm-manpages = llvmPackages.llvm-manpages;
 
+  llvm_10 = llvmPackages_10.llvm;
   llvm_9  = llvmPackages_9.llvm;
   llvm_8  = llvmPackages_8.llvm;
   llvm_7  = llvmPackages_7.llvm;
@@ -8599,7 +8784,15 @@ in
     stdenv = gcc6Stdenv; # with gcc-7: undefined reference to `__divmoddi4'
   });
 
-  llvmPackages_latest = llvmPackages_9;
+  llvmPackages_10 = callPackage ../development/compilers/llvm/10 ({
+    inherit (stdenvAdapters) overrideCC;
+    buildLlvmTools = buildPackages.llvmPackages_10.tools;
+    targetLlvmLibraries = targetPackages.llvmPackages_10.libraries;
+  } // stdenv.lib.optionalAttrs (stdenv.hostPlatform.isi686 && buildPackages.stdenv.cc.isGNU) {
+    stdenv = gcc7Stdenv;
+  });
+
+  llvmPackages_latest = llvmPackages_9; # llvmPackages_10: when out of RC
 
   lorri = callPackage ../tools/misc/lorri {
     inherit (darwin.apple_sdk.frameworks) CoreServices Security;
@@ -8671,6 +8864,8 @@ in
     inherit (darwin.apple_sdk.frameworks) OpenGL;
   };
 
+  acme = callPackage ../development/compilers/acme { };
+
   nasm = callPackage ../development/compilers/nasm { };
 
   nvidia_cg_toolkit = callPackage ../development/compilers/nvidia-cg-toolkit { };
@@ -8734,13 +8929,9 @@ in
   rust_1_41_0 = callPackage ../development/compilers/rust/1_41_0.nix {
     inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
   };
-  rust_1_38_0 = callPackage ../development/compilers/rust/1_38_0.nix {
-    inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
-  };
   rust = rust_1_41_0;
 
   rustPackages_1_41_0 = rust_1_41_0.packages.stable;
-  rustPackages_1_38_0 = rust_1_38_0.packages.stable;
   rustPackages = rustPackages_1_41_0;
 
   inherit (rustPackages) cargo clippy rustc rustPlatform;
@@ -8818,14 +9009,12 @@ in
   };
 
   maturin = callPackage ../development/tools/rust/maturin { };
-  rainicorn = callPackage ../development/tools/rust/rainicorn { };
   inherit (rustPackages) rls;
   rustfmt = rustPackages.rustfmt;
   rustracer = callPackage ../development/tools/rust/racer {
     inherit (darwin.apple_sdk.frameworks) Security;
   };
   rustracerd = callPackage ../development/tools/rust/racerd {
-    inherit (rustPackages_1_38_0) rustPlatform;
     inherit (darwin.apple_sdk.frameworks) Security;
   };
   rust-bindgen = callPackage ../development/tools/rust/bindgen { };
@@ -8839,7 +9028,7 @@ in
   sagittarius-scheme = callPackage ../development/compilers/sagittarius-scheme {};
 
   sbclBootstrap = callPackage ../development/compilers/sbcl/bootstrap.nix {};
-  sbcl_2_0_1 = callPackage ../development/compilers/sbcl {};
+  sbcl_2_0_2 = callPackage ../development/compilers/sbcl {};
   sbcl = callPackage ../development/compilers/sbcl/2.0.0.nix {};
 
   scala_2_10 = callPackage ../development/compilers/scala/2.10.nix { };
@@ -8890,7 +9079,6 @@ in
   swift = callPackage ../development/compilers/swift { };
 
   swiProlog = callPackage ../development/compilers/swi-prolog {
-    openssl = openssl_1_0_2;
     inherit (darwin.apple_sdk.frameworks) Security;
   };
   swiPrologWithGui = swiProlog.override { withGui = true; };
@@ -8923,8 +9111,6 @@ in
     stdenv = gccStdenv;
   };
 
-  inherit (ocaml-ng.ocamlPackages_4_02) trv;
-
   bupc = callPackage ../development/compilers/bupc { };
 
   urn = callPackage ../development/compilers/urn { };
@@ -8988,6 +9174,8 @@ in
     inherit bintools libc;
   } // extraArgs; in self);
 
+  yaml-language-server = nodePackages.yaml-language-server;
+
   # prolog
   yap = callPackage ../development/compilers/yap { };
 
@@ -9025,7 +9213,7 @@ in
 
   clooj = callPackage ../development/interpreters/clojure/clooj.nix { };
 
-  dhall = callPackage ../development/interpreters/dhall { };
+  dhall = haskell.lib.justStaticExecutables haskellPackages.dhall;
 
   dhall-nix = haskell.lib.justStaticExecutables haskellPackages.dhall-nix;
 
@@ -9035,7 +9223,7 @@ in
 
   dhall-text = haskell.lib.justStaticExecutables haskellPackages.dhall-text;
 
-  dhallPackages = import ../development/dhall-modules { inherit pkgs; };
+  dhallPackages = callPackages ./dhall-packages.nix { };
 
   duktape = callPackage ../development/interpreters/duktape { };
 
@@ -9048,15 +9236,16 @@ in
   inherit (beam.interpreters)
     erlang erlangR18 erlangR19 erlangR20 erlangR21 erlangR22
     erlang_odbc erlang_javac erlang_odbc_javac erlang_nox erlang_basho_R16B02
-    elixir elixir_1_10 elixir_1_9 elixir_1_8 elixir_1_7 elixir_1_6
-    lfe lfe_1_2;
+    elixir elixir_1_10 elixir_1_9 elixir_1_8 elixir_1_7 elixir_1_6;
 
   inherit (beam.packages.erlang)
     rebar rebar3
     fetchHex beamPackages
     relxExe;
 
-  inherit (beam.packages.erlangR19) cuter;
+  inherit (beam.packages.erlangR19) cuter lfe_1_2;
+
+  inherit (beam.packages.erlangR21) lfe lfe_1_3;
 
   groovy = callPackage ../development/interpreters/groovy { };
 
@@ -9094,7 +9283,7 @@ in
   kanif = callPackage ../applications/networking/cluster/kanif { };
 
   lumo = callPackage ../development/interpreters/clojurescript/lumo {
-    nodejs = nodejs-10_x;
+    nodejs = nodejs-13_x;
   };
 
   lxappearance = callPackage ../desktops/lxde/core/lxappearance {
@@ -9181,31 +9370,27 @@ in
   };
 
   octave = callPackage ../development/interpreters/octave {
-    qt = null;
-    qscintilla = null;
-    ghostscript = null;
-    graphicsmagick = null;
-    llvm = null;
-    hdf5 = null;
-    glpk = null;
-    suitesparse = null;
-    jdk = null;
+    python = python3;
     openblas = if stdenv.isDarwin then openblasCompat else openblas;
   };
-
-  octaveFull = (lowPrio (octave.override {
-    qt = qt4;
-    inherit qscintilla;
-    overridePlatforms = ["x86_64-linux" "x86_64-darwin"];
+  octave-jit = callPackage ../development/interpreters/octave {
+    python = python3;
+    openblas = if stdenv.isDarwin then openblasCompat else openblas;
+    enableJIT = true;
+  };
+  octaveFull = (lowPrio (libsForQt512.callPackage ../development/interpreters/octave {
+    python = python3;
     openblas = if stdenv.isDarwin then openblasCompat else openblas;
+    enableQt = true;
+    overridePlatforms = ["x86_64-linux" "x86_64-darwin"];
   }));
 
   ocropus = callPackage ../applications/misc/ocropus { };
 
   pachyderm = callPackage ../applications/networking/cluster/pachyderm { };
 
-  php = php73;
-  phpPackages = php73Packages;
+  php = php74;
+  phpPackages = php74Packages;
 
   php72Packages = recurseIntoAttrs (callPackage ./php-packages.nix {
     php = php72;
@@ -9219,7 +9404,7 @@ in
     php = php74;
   });
 
-  phpPackages-unit = php72Packages-unit;
+  phpPackages-unit = php74Packages-unit;
 
   php72Packages-unit = recurseIntoAttrs (callPackage ./php-packages.nix {
     php = php72-unit;
@@ -9240,7 +9425,7 @@ in
     php73
     php72;
 
-  php-embed = php73-embed;
+  php-embed = php74-embed;
 
   php72-embed = php72.override {
     config.php.embed = true;
@@ -9257,7 +9442,7 @@ in
     config.php.apxs2 = false;
   };
 
-  php-unit = php73-unit;
+  php-unit = php74-unit;
 
   php72-unit = php72.override {
     config.php.embed = true;
@@ -9319,7 +9504,7 @@ in
   python36Full = python36.override{x11Support=true;};
   python37Full = python37.override{x11Support=true;};
   python38Full = python38.override{x11Support=true;};
-  python39Full = python38.override{x11Support=true;};
+  python39Full = python39.override{x11Support=true;};
 
   # pythonPackages further below, but assigned here because they need to be in sync
   pythonPackages = python.pkgs;
@@ -9376,6 +9561,8 @@ in
 
   pipewire = callPackage ../development/libraries/pipewire {};
 
+  pyradio = callPackage ../applications/radio/pyradio {};
+
   pyrex = pyrex095;
 
   pyrex095 = callPackage ../development/interpreters/pyrex/0.9.5.nix { };
@@ -9391,9 +9578,12 @@ in
   };
   racket-minimal = callPackage ../development/interpreters/racket/minimal.nix { };
 
-  rakudo = callPackage ../development/interpreters/rakudo {
+  rakudo = callPackage ../development/interpreters/rakudo {};
+  moarvm = callPackage ../development/interpreters/rakudo/moarvm.nix {
     inherit (darwin.apple_sdk.frameworks) CoreServices ApplicationServices;
   };
+  nqp = callPackage  ../development/interpreters/rakudo/nqp.nix { };
+  zef = callPackage ../development/interpreters/rakudo/zef.nix { };
 
   rascal = callPackage ../development/interpreters/rascal { };
 
@@ -9426,7 +9616,6 @@ in
     inherit (darwin) libiconv libobjc libunwind;
     inherit (darwin.apple_sdk.frameworks) Foundation;
   })
-    ruby_2_4
     ruby_2_5
     ruby_2_6
     ruby_2_7;
@@ -9447,7 +9636,6 @@ in
   ruby = ruby_2_6;
   rubyPackages = rubyPackages_2_6;
 
-  rubyPackages_2_4 = recurseIntoAttrs ruby_2_4.gems;
   rubyPackages_2_5 = recurseIntoAttrs ruby_2_5.gems;
   rubyPackages_2_6 = recurseIntoAttrs ruby_2_6.gems;
   rubyPackages_2_7 = recurseIntoAttrs ruby_2_7.gems;
@@ -9489,8 +9677,6 @@ in
 
   proglodyte-wasm = callPackage ../development/interpreters/proglodyte-wasm { };
 
-  wasm-gc = callPackage ../development/interpreters/wasm-gc { };
-
 
   ### DEVELOPMENT / MISC
 
@@ -10086,6 +10272,7 @@ in
   fffuu = haskell.lib.justStaticExecutables (haskellPackages.callPackage ../tools/misc/fffuu { });
 
   flow = callPackage ../development/tools/analysis/flow {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_07;
     inherit (darwin.apple_sdk.frameworks) CoreServices;
   };
 
@@ -10297,6 +10484,8 @@ in
 
   kubicorn = callPackage ../development/tools/kubicorn {  };
 
+  kubie = callPackage ../development/tools/kubie { };
+
   kustomize = callPackage ../development/tools/kustomize { };
 
   ktlint = callPackage ../development/tools/ktlint { };
@@ -10413,7 +10602,7 @@ in
   # NOTE: Override and set icon-lang = null to use Awk instead of Icon.
   noweb = callPackage ../development/tools/literate-programming/noweb { };
 
-  nuweb = callPackage ../development/tools/literate-programming/nuweb { tex = texlive.combined.scheme-small; };
+  nuweb = callPackage ../development/tools/literate-programming/nuweb { tex = texlive.combined.scheme-medium; };
 
   nrfutil = callPackage ../development/tools/misc/nrfutil { };
 
@@ -10534,7 +10723,9 @@ in
 
   remake = callPackage ../development/tools/build-managers/remake { };
 
-  retdec = callPackage ../development/tools/analysis/retdec { };
+  retdec = callPackage ../development/tools/analysis/retdec {
+    stdenv = gcc8Stdenv;
+  };
   retdec-full = retdec.override {
     withPEPatterns = true;
   };
@@ -10549,6 +10740,8 @@ in
 
   rr = callPackage ../development/tools/analysis/rr { };
 
+  samurai = callPackage ../development/tools/build-managers/samurai { };
+
   saleae-logic = callPackage ../development/tools/misc/saleae-logic { };
 
   sauce-connect = callPackage ../development/tools/sauce-connect { };
@@ -10586,7 +10779,7 @@ in
 
   shards = callPackage ../development/tools/build-managers/shards { };
 
-  shellcheck = haskell.lib.justStaticExecutables haskellPackages.ShellCheck;
+  shellcheck = callPackage ../development/tools/shellcheck {};
 
   schemaspy = callPackage ../development/tools/database/schemaspy { };
 
@@ -10646,7 +10839,7 @@ in
 
   sqlite-web = callPackage ../development/tools/database/sqlite-web { };
 
-  sqlmap = python3Packages.sqlmap;
+  sqlmap = with python3Packages; toPythonApplication sqlmap;
 
   sselp = callPackage ../tools/X11/sselp{ };
 
@@ -10681,11 +10874,7 @@ in
 
   terracognita = callPackage ../development/tools/misc/terracognita { };
 
-  terraform-lsp = callPackage ../development/tools/misc/terraform-lsp {
-    # Version 0.0.5 fails to build with go 1.13 due to dependency:
-    #   build github.com/juliosueiras/terraform-lsp: cannot load github.com/googleapis/gax-go/v2: github.com/googleapis/gax-go@v2.0.0+incompatible: reading file:///nix/store/ihiyd3mqa5gvfm2k2716hpl16knak798-terraform-lsp-0.0.5-go-modules/github.com/googleapis/gax-go/@v/v2.0.0+incompatible.zip: Not Found
-    buildGoModule = buildGo112Module;
-  };
+  terraform-lsp = callPackage ../development/tools/misc/terraform-lsp { };
 
   texinfo413 = callPackage ../development/tools/misc/texinfo/4.13a.nix { };
   texinfo4 = texinfo413;
@@ -10710,6 +10899,8 @@ in
 
   todoist = callPackage ../applications/misc/todoist { };
 
+  todoist-electron = callPackage ../applications/misc/todoist-electron { };
+
   todolist = callPackage ../applications/misc/todolist { };
 
   travis = callPackage ../development/tools/misc/travis { };
@@ -10744,6 +10935,7 @@ in
 
   gdb = callPackage ../development/tools/misc/gdb {
     guile = null;
+    readline = readline80;
   };
 
   jhiccup = callPackage ../development/tools/java/jhiccup { };
@@ -10771,6 +10963,8 @@ in
 
   watson-ruby = callPackage ../development/tools/misc/watson-ruby {};
 
+  webdis = callPackage ../development/tools/database/webdis { };
+
   xc3sprog = callPackage ../development/tools/misc/xc3sprog { };
 
   xcodebuild = callPackage ../development/tools/xcbuild/wrapper.nix {
@@ -10976,9 +11170,6 @@ in
   boost159 = callPackage ../development/libraries/boost/1.59.nix { };
   boost15x = boost159;
   boost160 = callPackage ../development/libraries/boost/1.60.nix { };
-  boost162 = callPackage ../development/libraries/boost/1.62.nix { };
-  boost163 = callPackage ../development/libraries/boost/1.63.nix { };
-  boost164 = callPackage ../development/libraries/boost/1.64.nix { };
   boost165 = callPackage ../development/libraries/boost/1.65.nix { };
   boost166 = callPackage ../development/libraries/boost/1.66.nix { };
   boost167 = callPackage ../development/libraries/boost/1.67.nix { };
@@ -11130,6 +11321,10 @@ in
 
   cpp-netlib = callPackage ../development/libraries/cpp-netlib {};
 
+  ubus = callPackage ../development/libraries/ubus { };
+
+  uci = callPackage ../development/libraries/uci { };
+
   uri = callPackage ../development/libraries/uri { };
 
   cppcms = callPackage ../development/libraries/cppcms { };
@@ -11225,6 +11420,8 @@ in
 
   dlib = callPackage ../development/libraries/dlib { };
 
+  doctest = callPackage ../development/libraries/doctest { };
+
   docopt_cpp = callPackage ../development/libraries/docopt_cpp { };
 
   dotconf = callPackage ../development/libraries/dotconf { };
@@ -11343,7 +11540,6 @@ in
     frei0r = if stdenv.isDarwin then null else frei0r;
     game-music-emu = if stdenv.isDarwin then null else game-music-emu;
     libjack2 = if stdenv.isDarwin then null else libjack2;
-    libvmaf = if stdenv.isDarwin then null else libvmaf;
     libmodplug = if stdenv.isDarwin then null else libmodplug;
     openal = if stdenv.isDarwin then null else openal;
     libmfx = if stdenv.isDarwin then null else intel-media-sdk;
@@ -11361,6 +11557,8 @@ in
 
   ffmpeg-sixel = callPackage ../development/libraries/ffmpeg-sixel { };
 
+  ffmpeg-normalize = python3Packages.callPackage ../applications/video/ffmpeg-normalize { };
+
   ffms = callPackage ../development/libraries/ffms { };
 
   fftw = callPackage ../development/libraries/fftw { };
@@ -11502,7 +11700,9 @@ in
     libXpm = null;
   };
 
-  gdal = callPackage ../development/libraries/gdal { };
+  gdal = callPackage ../development/libraries/gdal {
+    pythonPackages = python3Packages;
+  };
 
   gdal_1_11 = callPackage ../development/libraries/gdal/gdal-1_11.nix { };
 
@@ -11955,7 +12155,8 @@ in
 
   hwloc = callPackage ../development/libraries/hwloc {};
 
-  hydra = callPackage ../development/tools/misc/hydra { };
+  inherit (callPackage ../development/tools/misc/hydra { })
+    hydra-migration hydra-unstable hydra-flakes;
 
   hydra-cli = callPackage ../development/tools/misc/hydra-cli { };
 
@@ -12021,6 +12222,7 @@ in
 
   ijs = callPackage ../development/libraries/ijs { };
 
+  itktcl  = callPackage ../development/libraries/itktcl { };
   incrtcl = callPackage ../development/libraries/incrtcl { };
 
   indicator-application-gtk2 = callPackage ../development/libraries/indicator-application/gtk2.nix { };
@@ -12040,7 +12242,11 @@ in
 
   ip2location-c = callPackage ../development/libraries/ip2location-c { };
 
-  irrlicht = callPackage ../development/libraries/irrlicht { };
+  irrlicht = if !stdenv.isDarwin then
+    callPackage ../development/libraries/irrlicht { }
+  else callPackage ../development/libraries/irrlicht/mac.nix {
+    inherit (darwin.apple_sdk.frameworks) Cocoa OpenGL IOKit;
+  };
 
   isocodes = callPackage ../development/libraries/iso-codes { };
 
@@ -12073,6 +12279,8 @@ in
 
   jemalloc450 = callPackage ../development/libraries/jemalloc/jemalloc450.nix { };
 
+  jose = callPackage ../development/libraries/jose { };
+
   jshon = callPackage ../development/tools/parsing/jshon { };
 
   json2hcl = callPackage ../development/tools/json2hcl { };
@@ -12151,9 +12359,7 @@ in
 
   ldacbt = callPackage ../development/libraries/ldacbt { };
 
-  ldb = callPackage ../development/libraries/ldb {
-    python = python2;
-  };
+  ldb = callPackage ../development/libraries/ldb { };
 
   lensfun = callPackage ../development/libraries/lensfun {};
 
@@ -12449,10 +12655,14 @@ in
 
   libfakekey = callPackage ../development/libraries/libfakekey { };
 
-  libfido2 = callPackage ../development/libraries/libfido2 { };
+  libfido2 = callPackage ../development/libraries/libfido2 {
+    inherit (darwin.apple_sdk.frameworks) IOKit;
+  };
 
   libfilezilla = callPackage ../development/libraries/libfilezilla { };
 
+  libfishsound = callPackage ../development/libraries/libfishsound { };
+
   libfm = callPackage ../development/libraries/libfm { };
   libfm-extra = libfm.override {
     extraOnly = true;
@@ -12595,9 +12805,7 @@ in
 
   libgpiod = callPackage ../development/libraries/libgpiod { };
 
-  libgpod = callPackage ../development/libraries/libgpod {
-    inherit (pkgs.pythonPackages) mutagen;
-  };
+  libgpod = callPackage ../development/libraries/libgpod { };
 
   libgssglue = callPackage ../development/libraries/libgssglue { };
 
@@ -12680,9 +12888,7 @@ in
 
   libmysofa = callPackage ../development/libraries/audio/libmysofa { };
 
-  libmysqlconnectorcpp = callPackage ../development/libraries/libmysqlconnectorcpp {
-    mysql = mysql57;
-  };
+  libmysqlconnectorcpp = callPackage ../development/libraries/libmysqlconnectorcpp { };
 
   libnatpmp = callPackage ../development/libraries/libnatpmp { };
 
@@ -12783,6 +12989,8 @@ in
 
   libinput-gestures = callPackage ../tools/inputmethods/libinput-gestures {};
 
+  libinstpatch = callPackage ../development/libraries/audio/libinstpatch { };
+
   libisofs = callPackage ../development/libraries/libisofs { };
 
   libisoburn = callPackage ../development/libraries/libisoburn { };
@@ -12802,11 +13010,11 @@ in
 
   libkate = callPackage ../development/libraries/libkate { };
 
+  libkml = callPackage ../development/libraries/libkml { };
+
   libksba = callPackage ../development/libraries/libksba { };
 
-  libksi = callPackage ../development/libraries/libksi {
-    openssl = openssl_1_0_2;
-  };
+  libksi = callPackage ../development/libraries/libksi { };
 
   liblinear = callPackage ../development/libraries/liblinear { };
 
@@ -12998,6 +13206,8 @@ in
 
   libsigsegv = callPackage ../development/libraries/libsigsegv { };
 
+  libslirp = callPackage ../development/libraries/libslirp { };
+
   libsndfile = callPackage ../development/libraries/libsndfile {
     inherit (darwin.apple_sdk.frameworks) Carbon AudioToolbox;
   };
@@ -13100,6 +13310,8 @@ in
 
   libunibreak = callPackage ../development/libraries/libunibreak { };
 
+  libuninameslist = callPackage ../development/libraries/libuninameslist { };
+
   libunique = callPackage ../development/libraries/libunique { };
   libunique3 = callPackage ../development/libraries/libunique/3.x.nix { };
 
@@ -13145,6 +13357,7 @@ in
   libversion = callPackage ../development/libraries/libversion { };
 
   libvirt = callPackage ../development/libraries/libvirt { };
+  libvirt_5_9_0 = callPackage ../development/libraries/libvirt/5.9.0.nix { };
 
   libvirt-glib = callPackage ../development/libraries/libvirt-glib { };
 
@@ -13276,8 +13489,6 @@ in
 
   live555 = callPackage ../development/libraries/live555 { };
 
-  loadcaffe = callPackage ../development/libraries/loadcaffe {};
-
   log4cpp = callPackage ../development/libraries/log4cpp { };
 
   log4cxx = callPackage ../development/libraries/log4cxx { };
@@ -13288,10 +13499,18 @@ in
 
   loudmouth = callPackage ../development/libraries/loudmouth { };
 
+  lrdf = callPackage ../development/libraries/lrdf { };
+
   luabind = callPackage ../development/libraries/luabind { lua = lua5_1; };
 
   luabind_luajit = luabind.override { lua = luajit; };
 
+  luksmeta = callPackage ../development/libraries/luksmeta {
+    asciidoc = asciidoc-full;
+  };
+
+  lyra = callPackage ../development/libraries/lyra { };
+
   lzo = callPackage ../development/libraries/lzo { };
 
   opencl-clang = callPackage ../development/libraries/opencl-clang { };
@@ -13448,6 +13667,8 @@ in
 
   neardal = callPackage ../development/libraries/neardal { };
 
+  neatvnc = callPackage ../development/libraries/neatvnc { };
+
   neon = callPackage ../development/libraries/neon { };
 
   neon_0_29 = callPackage ../development/libraries/neon/0.29.nix {
@@ -13461,9 +13682,7 @@ in
   nghttp2 = callPackage ../development/libraries/nghttp2 { };
   libnghttp2 = nghttp2.lib;
 
-  nix-plugins = callPackage ../development/libraries/nix-plugins {
-    nix = nixUnstable;
-  };
+  nix-plugins = callPackage ../development/libraries/nix-plugins {};
 
   nika-fonts = callPackage ../data/fonts/nika-fonts { };
 
@@ -13503,14 +13722,13 @@ in
 
   nvidia-video-sdk = callPackage ../development/libraries/nvidia-video-sdk { };
 
+  nvidia-optical-flow-sdk = callPackage ../development/libraries/nvidia-optical-flow-sdk { };
+
   nvtop = callPackage ../tools/system/nvtop {
     nvidia_x11 = linuxPackages.nvidia_x11.override { libsOnly = true; };
   };
 
-  ocl-icd-oclhGen = oclh: callPackage ../development/libraries/ocl-icd { opencl-headers = oclh; };
-  ocl-icd-oclh_1_2 = ocl-icd-oclhGen opencl-headers_1_2;
-  ocl-icd-oclh_2_2 = ocl-icd-oclhGen opencl-headers_2_2;
-  ocl-icd = ocl-icd-oclh_2_2;
+  ocl-icd = callPackage ../development/libraries/ocl-icd { };
 
   ode = callPackage ../development/libraries/ode { };
 
@@ -13542,10 +13760,7 @@ in
   opencascade = callPackage ../development/libraries/opencascade { };
   opencascade-occt = callPackage ../development/libraries/opencascade-occt { };
 
-  opencl-headersGen = v: callPackage ../development/libraries/opencl-headers { version = v; };
-  opencl-headers_1_2 = opencl-headersGen "12";
-  opencl-headers_2_2 = opencl-headersGen "22";
-  opencl-headers = opencl-headers_2_2;
+  opencl-headers = callPackage ../development/libraries/opencl-headers { };
 
   opencl-clhpp = callPackage ../development/libraries/opencl-clhpp { };
 
@@ -14041,9 +14256,6 @@ in
   librdf_redland = callPackage ../development/libraries/librdf/redland.nix { };
   redland = librdf_redland; # added 2018-04-25
 
-  librdf = callPackage ../development/libraries/librdf { };
-  liblrdf = librdf; # added 2018-04-25
-
   libsmf = callPackage ../development/libraries/audio/libsmf { };
 
   lilv = callPackage ../development/libraries/audio/lilv { };
@@ -14083,9 +14295,7 @@ in
 
   rttr = callPackage ../development/libraries/rttr { };
 
-  rubberband = callPackage ../development/libraries/rubberband {
-    inherit (vamp) vampSDK;
-  };
+  rubberband = callPackage ../development/libraries/rubberband { };
 
   sad = callPackage ../applications/science/logic/sad { };
 
@@ -14381,9 +14591,13 @@ in
     withQt5 = false;
   };
 
-  sundials = callPackage ../development/libraries/sundials { };
+  sundials = callPackage ../development/libraries/sundials {
+    python = python3;
+  };
 
-  sundials_3 = callPackage ../development/libraries/sundials/3.x.nix { };
+  sundials_2 = callPackage ../development/libraries/sundials/2.x.nix {
+    python = python3;
+  };
 
   sutils = callPackage ../tools/misc/sutils { };
 
@@ -14412,7 +14626,7 @@ in
   taglib-sharp = callPackage ../development/libraries/taglib-sharp { };
 
   talloc = callPackage ../development/libraries/talloc {
-    python = buildPackages.python2;
+    python = buildPackages.python3;
   };
 
   tclap = callPackage ../development/libraries/tclap {};
@@ -14425,9 +14639,7 @@ in
 
   tclx = callPackage ../development/libraries/tclx { };
 
-  ntdb = callPackage ../development/libraries/ntdb {
-    python = python2;
-  };
+  ntdb = callPackage ../development/libraries/ntdb { };
 
   tdb = callPackage ../development/libraries/tdb {};
 
@@ -14449,9 +14661,7 @@ in
 
   termbox = callPackage ../development/libraries/termbox { };
 
-  tevent = callPackage ../development/libraries/tevent {
-    python = python2;
-  };
+  tevent = callPackage ../development/libraries/tevent { };
 
   tet = callPackage ../development/tools/misc/tet { };
 
@@ -14467,6 +14677,8 @@ in
 
   tidyp = callPackage ../development/libraries/tidyp { };
 
+  tinycdb = callPackage ../development/libraries/tinycdb { };
+
   tinyxml = tinyxml2;
 
   tinyxml2 = callPackage ../development/libraries/tinyxml/2.6.2.nix { };
@@ -14484,6 +14696,8 @@ in
   tk-8_6 = callPackage ../development/libraries/tk/8.6.nix { };
   tk-8_5 = callPackage ../development/libraries/tk/8.5.nix { tcl = tcl-8_5; };
 
+  tl-expected = callPackage ../development/libraries/tl-expected { };
+
   tnt = callPackage ../development/libraries/tnt { };
 
   tntnet = callPackage ../development/libraries/tntnet { };
@@ -14496,12 +14710,6 @@ in
 
   tokyotyrant = callPackage ../development/libraries/tokyo-tyrant { };
 
-  torch = callPackage ../development/libraries/torch {
-    openblas = openblasCompat;
-  };
-
-  torch-hdf5 = callPackage ../development/libraries/torch-hdf5 {};
-
   totem-pl-parser = callPackage ../development/libraries/totem-pl-parser { };
 
   tpm2-tss = callPackage ../development/libraries/tpm2-tss { };
@@ -14577,7 +14785,7 @@ in
 
   vale = callPackage ../tools/text/vale { };
 
-  vamp = callPackage ../development/libraries/audio/vamp { };
+  vamp-plugin-sdk = callPackage ../development/libraries/audio/vamp-plugin-sdk { };
 
   vc = callPackage ../development/libraries/vc { };
 
@@ -14623,24 +14831,24 @@ in
         src = fetchFromGitHub {
           owner = "KhronosGroup";
           repo = "SPIRV-Tools";
-          rev = "aa9e8f538041db3055ea443080e0ccc315fa114f";
-          sha256 = "1nbii0xa5zgs36dmpvzpli1jbzb9ijr7bkgvzmlpcjrjsl02cnbk";
+          rev = "323a81fc5e30e43a04e5e22af4cba98ca2a161e6";
+          sha256 = "1kwyh95l02w3v1ra55c836wayzw8d0m14ab7wf0ynhhyp3k2p9hv";
         };
       });
       spirv-headers = spirv-tools.overrideAttrs (_: {
         src = fetchFromGitHub {
           owner = "KhronosGroup";
           repo = "SPIRV-Headers";
-          rev = "45c2cc37276d69e5b257507d97fd90d2a5684ccc";
-          sha256 = "1jrzazv5j8nsn8hz5vc43vz4msps05d65wdy9spfg2hg36r1s2pm";
+          rev = "204cd131c42b90d129073719f2766293ce35c081";
+          sha256 = "1gp0mlbfccqnalaix97jxsa5i337xyzyr55wgssapy56p0q04wv2";
         };
       });
     }).overrideAttrs (_: {
       src = fetchFromGitHub {
         owner = "KhronosGroup";
         repo = "glslang";
-        rev = "333d1c95792692205472c457d7bec915a94c8000";
-        sha256 = "04srq1zcilhs7p1xz7wcnrncjxqskhfnqggisvxw5f774gk01ks6";
+        rev = "4fc7a33910fb8e40b970d160e1b38ab3f67fe0f3";
+        sha256 = "1dghz8zl774dx2xpa4dv8xhxirbylgyn6kx18ib4qirna1njp0zg";
       };
     });
   };
@@ -14793,7 +15001,9 @@ in
 
   yubico-pam = callPackage ../development/libraries/yubico-pam { };
 
-  yubico-piv-tool = callPackage ../tools/misc/yubico-piv-tool { };
+  yubico-piv-tool = callPackage ../tools/misc/yubico-piv-tool {
+    inherit (darwin.apple_sdk.frameworks) PCSC;
+  };
 
   yubikey-manager = callPackage ../tools/misc/yubikey-manager { };
 
@@ -14841,6 +15051,8 @@ in
 
   zita-resampler = callPackage ../development/libraries/audio/zita-resampler { };
 
+  zz = callPackage ../development/compilers/zz { };
+
   zziplib = callPackage ../development/libraries/zziplib { };
 
   gsignond = callPackage ../development/libraries/gsignond {
@@ -14959,18 +15171,23 @@ in
   buildGo113Package = callPackage ../development/go-packages/generic {
     go = buildPackages.go_1_13;
   };
+  buildGo114Package = callPackage ../development/go-packages/generic {
+    go = buildPackages.go_1_14;
+  };
 
-  buildGoPackage = buildGo113Package;
+  buildGoPackage = buildGo114Package;
 
   buildGo112Module = callPackage ../development/go-modules/generic {
     go = buildPackages.go_1_12;
   };
-
   buildGo113Module = callPackage ../development/go-modules/generic {
     go = buildPackages.go_1_13;
   };
+  buildGo114Module = callPackage ../development/go-modules/generic {
+    go = buildPackages.go_1_14;
+  };
 
-  buildGoModule = buildGo113Module;
+  buildGoModule = buildGo114Module;
 
   go2nix = callPackage ../development/tools/go2nix { };
 
@@ -15174,7 +15391,7 @@ in
 
   clickhouse = callPackage ../servers/clickhouse {
     # clickhouse doesn't build on llvm8.
-    inherit (llvmPackages_7) clang-unwrapped lld llvm;
+    inherit (llvmPackages_7) clang-unwrapped lld lldClang llvm;
   };
 
   couchdb = callPackage ../servers/http/couchdb {
@@ -15279,9 +15496,7 @@ in
 
   gofish = callPackage ../servers/gopher/gofish { };
 
-  grafana = callPackage ../servers/monitoring/grafana {
-    buildGoPackage = buildGo113Package;
-  };
+  grafana = callPackage ../servers/monitoring/grafana { };
 
   grafana-loki = callPackage ../servers/monitoring/loki { };
 
@@ -15318,6 +15533,8 @@ in
     theme-spring = callPackage ../servers/icingaweb2/theme-spring { };
   };
 
+  imgproxy = callPackage ../servers/imgproxy { };
+
   ircdHybrid = callPackage ../servers/irc/ircd-hybrid { };
 
   jboss = callPackage ../servers/http/jboss { };
@@ -15326,6 +15543,8 @@ in
 
   jetty = callPackage ../servers/http/jetty { };
 
+  keycloak = callPackage ../servers/keycloak { };
+
   knot-dns = callPackage ../servers/dns/knot-dns { };
   knot-resolver = callPackage ../servers/dns/knot-resolver { };
 
@@ -15396,6 +15615,8 @@ in
 
   miniHttpd = callPackage ../servers/http/mini-httpd {};
 
+  mlflow-server = callPackage ../servers/mlflow-server { };
+
   mlmmj = callPackage ../servers/mail/mlmmj { };
 
   moodle = callPackage ../servers/web-apps/moodle { };
@@ -15556,11 +15777,27 @@ in
   };
   mysql = mariadb; # TODO: move to aliases.nix
 
-  mongodb = callPackage ../servers/nosql/mongodb {
+  mongodb = hiPrio mongodb-3_4;
+
+  mongodb-3_4 = callPackage ../servers/nosql/mongodb/v3_4.nix {
     sasl = cyrus_sasl;
     boost = boost160;
-    openssl = openssl_1_0_2;
-    inherit (darwin.apple_sdk.frameworks) Security;
+    inherit (darwin) cctools;
+    inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
+  };
+
+  mongodb-3_6 = callPackage ../servers/nosql/mongodb/v3_6.nix {
+    sasl = cyrus_sasl;
+    boost = boost160;
+    inherit (darwin) cctools;
+    inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
+  };
+
+  mongodb-4_0 = callPackage ../servers/nosql/mongodb/v4_0.nix {
+    sasl = cyrus_sasl;
+    boost = boost169;
+    inherit (darwin) cctools;
+    inherit (darwin.apple_sdk.frameworks) CoreFoundation Security;
   };
 
   nginx-sso = callPackage ../servers/nginx-sso { };
@@ -15654,6 +15891,8 @@ in
 
   vmfs-tools = callPackage ../tools/filesystems/vmfs-tools { };
 
+  patroni = callPackage ../servers/sql/patroni { pythonPackages = python3Packages; };
+
   pgbouncer = callPackage ../servers/sql/pgbouncer { };
 
   pgpool = callPackage ../servers/sql/pgpool {
@@ -15661,6 +15900,10 @@ in
     libmemcached = null; # Detection is broken upstream
   };
 
+  tang = callPackage ../servers/tang {
+    asciidoc = asciidoc-full;
+  };
+
   timescaledb-parallel-copy = callPackage ../development/tools/database/timescaledb-parallel-copy { };
 
   timescaledb-tune = callPackage ../development/tools/database/timescaledb-tune { };
@@ -15696,6 +15939,7 @@ in
   prometheus-json-exporter = callPackage ../servers/monitoring/prometheus/json-exporter.nix { };
   prometheus-mail-exporter = callPackage ../servers/monitoring/prometheus/mail-exporter.nix { };
   prometheus-mesos-exporter = callPackage ../servers/monitoring/prometheus/mesos-exporter.nix { };
+  prometheus-mikrotik-exporter = callPackage ../servers/monitoring/prometheus/mikrotik-exporter.nix { };
   prometheus-minio-exporter = callPackage ../servers/monitoring/prometheus/minio-exporter { };
   prometheus-mysqld-exporter = callPackage ../servers/monitoring/prometheus/mysqld-exporter.nix { };
   prometheus-nextcloud-exporter = callPackage ../servers/monitoring/prometheus/nextcloud-exporter.nix { };
@@ -15766,11 +16010,7 @@ in
 
   redstore = callPackage ../servers/http/redstore { };
 
-  restic = callPackage ../tools/backup/restic {
-    # Version 0.9.5 fails to build with go 1.13 due to dependency:
-    #    go: bazil.org/fuse@v0.0.0-20180421153158-65cc252bf669: Get https://proxy.golang.org/bazil.org/fuse/@v/v0.0.0-20180421153158-65cc252bf669.mod: dial tcp: lookup proxy.golang.org on [::1]:53: read udp [::1]:56450->[::1]:53: read: connection refused
-    buildGoPackage = buildGo112Package;
-  };
+  restic = callPackage ../tools/backup/restic { };
 
   restic-rest-server = callPackage ../tools/backup/restic/rest-server.nix { };
 
@@ -15883,12 +16123,13 @@ in
 
   syncserver = callPackage ../servers/syncserver { };
 
+  tailscale = callPackage ../servers/tailscale { };
+
   thanos = callPackage ../servers/monitoring/thanos { };
 
   inherit (callPackages ../servers/http/tomcat { })
     tomcat7
     tomcat8
-    tomcat85
     tomcat9;
 
   tomcat_mysql_jdbc = callPackage ../servers/http/tomcat/jdbc/mysql { };
@@ -16196,7 +16437,9 @@ in
 
   fatrace = callPackage ../os-specific/linux/fatrace { };
 
-  ffado = callPackage ../os-specific/linux/ffado { };
+  ffado = libsForQt5.callPackage ../os-specific/linux/ffado {
+    inherit (pkgs.linuxPackages) kernel;
+  };
   libffado = ffado;
 
   fbterm = callPackage ../os-specific/linux/fbterm { };
@@ -16473,6 +16716,14 @@ in
     ];
   };
 
+  linux_5_6 = callPackage ../os-specific/linux/kernel/linux-5.6.nix {
+    kernelPatches = [
+      kernelPatches.bridge_stp_helper
+      kernelPatches.request_key_helper
+      kernelPatches.export_kernel_fpu_functions."5.3"
+    ];
+  };
+
   linux_testing = callPackage ../os-specific/linux/kernel/linux-testing.nix {
     kernelPatches = [
       kernelPatches.bridge_stp_helper
@@ -16588,6 +16839,8 @@ in
 
     ply = callPackage ../os-specific/linux/ply { };
 
+    r8125 = callPackage ../os-specific/linux/r8125 { };
+
     r8168 = callPackage ../os-specific/linux/r8168 { };
 
     rtl8192eu = callPackage ../os-specific/linux/rtl8192eu { };
@@ -16680,7 +16933,7 @@ in
   linux = linuxPackages.kernel;
 
   # Update this when adding the newest kernel major version!
-  linuxPackages_latest = linuxPackages_5_5;
+  linuxPackages_latest = linuxPackages_5_6;
   linux_latest = linuxPackages_latest.kernel;
 
   # Build the kernel modules for the some of the kernels.
@@ -16695,6 +16948,7 @@ in
   linuxPackages_4_19 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_19);
   linuxPackages_5_4 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_5_4);
   linuxPackages_5_5 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_5_5);
+  linuxPackages_5_6 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_5_6);
 
   # When adding to this list:
   # - Update linuxPackages_latest to the latest version
@@ -16731,7 +16985,6 @@ in
 
   # Hardened linux
   hardenedLinuxPackagesFor = kernel: linuxPackagesFor (kernel.override {
-    features.ia32Emulation = false;
     structuredExtraConfig = import ../os-specific/linux/kernel/hardened-config.nix {
       inherit stdenv;
       inherit (kernel) version;
@@ -16852,6 +17105,8 @@ in
   mdadm = mdadm4;
   mdadm4 = callPackage ../os-specific/linux/mdadm { };
 
+  metastore = callPackage ../os-specific/linux/metastore { };
+
   mingetty = callPackage ../os-specific/linux/mingetty { };
 
   miraclecast = callPackage ../os-specific/linux/miraclecast { };
@@ -16946,7 +17201,9 @@ in
 
   go-tools = callPackage ../development/tools/go-tools { };
 
-  gotools = callPackage ../development/tools/gotools { };
+  gotools = callPackage ../development/tools/gotools {
+    inherit (darwin.apple_sdk.frameworks) Security;
+  };
 
   gotop = callPackage ../tools/system/gotop { };
 
@@ -17002,9 +17259,7 @@ in
 
   pam_pgsql = callPackage ../os-specific/linux/pam_pgsql { };
 
-  pam_ssh_agent_auth = callPackage ../os-specific/linux/pam_ssh_agent_auth {
-    openssl = openssl_1_0_2;
-  };
+  pam_ssh_agent_auth = callPackage ../os-specific/linux/pam_ssh_agent_auth { };
 
   pam_u2f = callPackage ../os-specific/linux/pam_u2f { };
 
@@ -17282,6 +17537,8 @@ in
 
   wirelesstools = callPackage ../os-specific/linux/wireless-tools { };
 
+  wooting-udev-rules = callPackage ../os-specific/linux/wooting-udev-rules { };
+
   wpa_supplicant = callPackage ../os-specific/linux/wpa_supplicant { };
 
   wpa_supplicant_gui = libsForQt5.callPackage ../os-specific/linux/wpa_supplicant/gui.nix { };
@@ -17339,7 +17596,13 @@ in
 
   anonymousPro = callPackage ../data/fonts/anonymous-pro { };
 
-  ant-theme = callPackage ../data/themes/ant-theme { };
+  ant-theme = callPackage ../data/themes/ant-theme/ant.nix { };
+
+  ant-bloody-theme = callPackage ../data/themes/ant-theme/ant-bloody.nix { };
+
+  ant-dracula-theme = callPackage ../data/themes/ant-theme/ant-dracula.nix { };
+
+  ant-nebula-theme = callPackage ../data/themes/ant-theme/ant-nebula.nix { };
 
   arc-icon-theme = callPackage ../data/icons/arc-icon-theme { };
 
@@ -17405,13 +17668,17 @@ in
 
   corefonts = callPackage ../data/fonts/corefonts { };
 
+  cozette = callPackage ../data/fonts/cozette { };
+
   culmus = callPackage ../data/fonts/culmus { };
 
-  clearlyU = callPackage ../data/fonts/clearlyU { };
+  clearlyU = callPackage ../data/fonts/clearlyU
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   cm_unicode = callPackage ../data/fonts/cm-unicode {};
 
-  creep = callPackage ../data/fonts/creep { };
+  creep = callPackage ../data/fonts/creep
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   crimson = callPackage ../data/fonts/crimson {};
 
@@ -17423,9 +17690,8 @@ in
     paths = [ dejavu_fonts.out ];
   };
 
-  dina-font = callPackage ../data/fonts/dina { };
-
-  dina-font-pcf = callPackage ../data/fonts/dina-pcf { };
+  dina-font = callPackage ../data/fonts/dina
+    { inherit (buildPackages.xorg) mkfontscale; };
 
   dns-root-data = callPackage ../data/misc/dns-root-data { };
 
@@ -17509,7 +17775,8 @@ in
 
   encode-sans = callPackage ../data/fonts/encode-sans { };
 
-  envypn-font = callPackage ../data/fonts/envypn-font { };
+  envypn-font = callPackage ../data/fonts/envypn-font
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   envdir = callPackage ../tools/misc/envdir-go { };
 
@@ -17538,7 +17805,8 @@ in
 
   geolite-legacy = callPackage ../data/misc/geolite-legacy { };
 
-  gohufont = callPackage ../data/fonts/gohufont { };
+  gohufont = callPackage ../data/fonts/gohufont
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   gnome-user-docs = callPackage ../data/documentation/gnome-user-docs { };
 
@@ -17572,11 +17840,16 @@ in
 
   ibm-plex = callPackage ../data/fonts/ibm-plex { };
 
+  iconpack-jade = callPackage ../data/icons/iconpack-jade { };
+
   iconpack-obsidian = callPackage ../data/icons/iconpack-obsidian { };
 
   inconsolata = callPackage ../data/fonts/inconsolata {};
+
   inconsolata-lgc = callPackage ../data/fonts/inconsolata/lgc.nix {};
 
+  inconsolata-nerdfont = callPackage ../data/fonts/inconsolata-nerdfont {};
+
   input-fonts = callPackage ../data/fonts/input-fonts { };
 
   inriafonts = callPackage ../data/fonts/inriafonts { };
@@ -17610,8 +17883,6 @@ in
 
   kochi-substitute-naga10 = callPackage ../data/fonts/kochi-substitute-naga10 {};
 
-  latinmodern-math = callPackage ../data/fonts/lm-math {};
-
   lato = callPackage ../data/fonts/lato {};
 
   league-of-moveable-type = callPackage ../data/fonts/league-of-moveable-type {};
@@ -17646,7 +17917,7 @@ in
 
   libre-franklin = callPackage ../data/fonts/libre-franklin { };
 
-  lmmath = callPackage ../data/fonts/lmodern/lmmath.nix {};
+  lmmath = callPackage ../data/fonts/lmmath {};
 
   lmodern = callPackage ../data/fonts/lmodern { };
 
@@ -17821,7 +18092,8 @@ in
     inherit (darwin.apple_sdk.frameworks) Security;
   };
 
-  profont = callPackage ../data/fonts/profont { };
+  profont = callPackage ../data/fonts/profont
+    { inherit (buildPackages.xorg) mkfontscale; };
 
   proggyfonts = callPackage ../data/fonts/proggyfonts { };
 
@@ -17865,6 +18137,8 @@ in
 
   sierra-gtk-theme = callPackage ../data/themes/sierra { };
 
+  snowblind = callPackage ../data/themes/snowblind { };
+
   solarc-gtk-theme = callPackage ../data/themes/solarc { };
 
   soundfont-fluid = callPackage ../data/soundfonts/fluid { };
@@ -17927,7 +18201,8 @@ in
   inter-ui = callPackage ../data/fonts/inter-ui { };
   inter = callPackage ../data/fonts/inter { };
 
-  siji = callPackage ../data/fonts/siji { };
+  siji = callPackage ../data/fonts/siji
+    { inherit (buildPackages.xorg) mkfontscale fonttosfnt; };
 
   sound-theme-freedesktop = callPackage ../data/misc/sound-theme-freedesktop { };
 
@@ -17939,18 +18214,12 @@ in
 
   source-han-code-jp = callPackage ../data/fonts/source-han-code-jp { };
 
-  sourceHanSansPackages = dontRecurseIntoAttrs (callPackage ../data/fonts/source-han-sans { });
-  source-han-sans-japanese = sourceHanSansPackages.japanese;
-  source-han-sans-korean = sourceHanSansPackages.korean;
-  source-han-sans-simplified-chinese = sourceHanSansPackages.simplified-chinese;
-  source-han-sans-traditional-chinese = sourceHanSansPackages.traditional-chinese;
-  sourceHanSerifPackages = dontRecurseIntoAttrs (callPackage ../data/fonts/source-han-serif { });
-  source-han-serif-japanese = sourceHanSerifPackages.japanese;
-  source-han-serif-korean = sourceHanSerifPackages.korean;
-  source-han-serif-simplified-chinese = sourceHanSerifPackages.simplified-chinese;
-  source-han-serif-traditional-chinese = sourceHanSerifPackages.traditional-chinese;
+  sourceHanPackages = dontRecurseIntoAttrs (callPackage ../data/fonts/source-han { });
+  source-han-sans = sourceHanPackages.sans;
+  source-han-serif = sourceHanPackages.serif;
+  source-han-mono = sourceHanPackages.mono;
 
-  spleen = callPackage ../data/fonts/spleen { inherit (xorg) mkfontdir; };
+  spleen = callPackage ../data/fonts/spleen { inherit (buildPackages.xorg) mkfontscale; };
 
   stilo-themes = callPackage ../data/themes/stilo { };
 
@@ -17958,7 +18227,7 @@ in
 
   inherit (callPackages ../data/fonts/tai-languages { }) tai-ahom;
 
-  tamsyn = callPackage ../data/fonts/tamsyn { };
+  tamsyn = callPackage ../data/fonts/tamsyn { inherit (buildPackages.xorg) mkfontscale; };
 
   tango-icon-theme = callPackage ../data/icons/tango-icon-theme {
     gtk = res.gtk2;
@@ -17978,10 +18247,13 @@ in
 
   tenderness = callPackage ../data/fonts/tenderness { };
 
-  terminus_font = callPackage ../data/fonts/terminus-font { };
+  terminus_font = callPackage ../data/fonts/terminus-font
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   terminus_font_ttf = callPackage ../data/fonts/terminus-font-ttf { };
 
+  terminus-nerdfont = callPackage ../data/fonts/terminus-nerdfont { };
+
   termtekst = callPackage ../misc/emulators/termtekst { };
 
   tex-gyre = callPackages ../data/fonts/tex-gyre { };
@@ -18006,13 +18278,16 @@ in
 
   ubuntu_font_family = callPackage ../data/fonts/ubuntu-font-family { };
 
-  ucs-fonts = callPackage ../data/fonts/ucs-fonts { };
+  ucs-fonts = callPackage ../data/fonts/ucs-fonts
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
+
 
   ultimate-oldschool-pc-font-pack = callPackage ../data/fonts/ultimate-oldschool-pc-font-pack { };
 
   undefined-medium = callPackage ../data/fonts/undefined-medium { };
 
-  uni-vga = callPackage ../data/fonts/uni-vga { };
+  uni-vga = callPackage ../data/fonts/uni-vga
+     { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   unicode-character-database = callPackage ../data/misc/unicode-character-database { };
 
@@ -18020,7 +18295,8 @@ in
 
   unihan-database = callPackage ../data/misc/unihan-database { };
 
-  unifont = callPackage ../data/fonts/unifont { };
+  unifont = callPackage ../data/fonts/unifont
+     { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   unifont_upper = callPackage ../data/fonts/unifont_upper { };
 
@@ -18038,6 +18314,8 @@ in
 
   victor-mono = callPackage ../data/fonts/victor-mono { };
 
+  vimix-gtk-themes = callPackage ../data/themes/vimix {};
+
   vistafonts = callPackage ../data/fonts/vista-fonts { };
 
   vistafonts-chs = callPackage ../data/fonts/vista-fonts-chs { };
@@ -18088,7 +18366,7 @@ in
   aacgain = callPackage ../applications/audio/aacgain { };
 
   abcde = callPackage ../applications/audio/abcde {
-    inherit (pythonPackages) eyeD3;
+    inherit (python3Packages) eyeD3;
   };
 
   abiword = callPackage ../applications/office/abiword { };
@@ -18172,13 +18450,14 @@ in
 
   ardour = callPackage ../applications/audio/ardour {
     inherit (gnome2) libgnomecanvas libgnomecanvasmm;
-    inherit (vamp) vampSDK;
   };
 
   arelle = with python3Packages; toPythonApplication arelle;
 
   argo = callPackage ../applications/networking/cluster/argo { };
 
+  argocd = callPackage ../applications/networking/cluster/argocd { };
+
   ario = callPackage ../applications/audio/ario { };
 
   arion = callPackage ../applications/virtualization/arion { };
@@ -18202,6 +18481,8 @@ in
 
   astroid = callPackage ../applications/networking/mailreaders/astroid { };
 
+  aucatctl = callPackage ../applications/audio/aucatctl { };
+
   audacious = callPackage ../applications/audio/audacious { };
   audaciousQt5 = libsForQt5.callPackage ../applications/audio/audacious/qt-5.nix { };
 
@@ -18217,7 +18498,9 @@ in
 
   azpainter = callPackage ../applications/graphics/azpainter { };
 
-  cadence =  libsForQt5.callPackage ../applications/audio/cadence { };
+  cadence =  qt5.callPackage ../applications/audio/cadence { };
+
+  cheesecutter = callPackage ../applications/audio/cheesecutter { };
 
   milkytracker = callPackage ../applications/audio/milkytracker { };
 
@@ -18302,8 +18585,6 @@ in
     glew = glew110;
   };
 
-  bitcoinarmory = callPackage ../applications/misc/bitcoinarmory { pythonPackages = python2Packages; };
-
   bitkeeper = callPackage ../applications/version-management/bitkeeper {
     gperf = gperf_3_0;
   };
@@ -18338,6 +18619,8 @@ in
 
   bgpdump = callPackage ../tools/networking/bgpdump { };
 
+  bgpq3 = callPackage ../tools/networking/bgpq3 { };
+
   blackbox = callPackage ../applications/version-management/blackbox { };
 
   bleachbit = callPackage ../applications/misc/bleachbit { };
@@ -18352,11 +18635,7 @@ in
 
   bluejeans = callPackage ../applications/networking/browsers/mozilla-plugins/bluejeans { };
 
-  bluejeans-gui = callPackage ../applications/networking/instant-messengers/bluejeans {
-    gconf = pkgs.gnome2.GConf;
-    inherit (pkgs.xorg) libX11 libXrender libXtst libXdamage
-                        libXi libXext libXfixes libXcomposite;
-  };
+  bluejeans-gui = callPackage ../applications/networking/instant-messengers/bluejeans { };
 
   blugon = callPackage ../applications/misc/blugon { };
 
@@ -18372,6 +18651,8 @@ in
 
   brave = callPackage ../applications/networking/browsers/brave { };
 
+  breezy = with python3Packages; toPythonApplication breezy;
+
   notmuch-bower = callPackage ../applications/networking/mailreaders/notmuch-bower { };
 
   brig = callPackage ../applications/networking/brig { };
@@ -18461,6 +18742,10 @@ in
 
   browsh = callPackage ../applications/networking/browsers/browsh { };
 
+  brotab = callPackage ../tools/misc/brotab {
+    python = python3;
+  };
+
   bookworm = callPackage ../applications/office/bookworm { };
 
   chromium = callPackage ../applications/networking/browsers/chromium (config.chromium or {});
@@ -18482,6 +18767,9 @@ in
   claws-mail = callPackage ../applications/networking/mailreaders/claws-mail {
     inherit (xorg) libSM;
   };
+  claws-mail-gtk3 = callPackage ../applications/networking/mailreaders/claws-mail/gtk3.nix {
+    inherit (xorg) libSM;
+  };
 
   clfswm = callPackage ../applications/window-managers/clfswm { };
 
@@ -18580,6 +18868,8 @@ in
 
   cvsps = callPackage ../applications/version-management/cvsps { };
 
+  cvsq = callPackage ../applications/version-management/cvsq { };
+
   cvs2svn = callPackage ../applications/version-management/cvs2svn { };
 
   cwm = callPackage ../applications/window-managers/cwm { };
@@ -18650,6 +18940,7 @@ in
   djview4 = pkgs.djview;
 
   dmenu = callPackage ../applications/misc/dmenu { };
+  dmenu-wayland = callPackage ../applications/misc/dmenu/wayland.nix { };
 
   dmensamenu = callPackage ../applications/misc/dmensamenu {
     inherit (python3Packages) buildPythonApplication requests;
@@ -18672,6 +18963,7 @@ in
   docker-gc = callPackage ../applications/virtualization/docker/gc.nix { };
 
   docker-machine = callPackage ../applications/networking/cluster/docker-machine { };
+  docker-machine-hyperkit = callPackage ../applications/networking/cluster/docker-machine/hyperkit.nix { };
   docker-machine-kvm = callPackage ../applications/networking/cluster/docker-machine/kvm.nix { };
   docker-machine-kvm2 = callPackage ../applications/networking/cluster/docker-machine/kvm2.nix { };
   docker-machine-xhyve = callPackage ../applications/networking/cluster/docker-machine/xhyve.nix {
@@ -18695,6 +18987,8 @@ in
 
   dragonfly-reverb = callPackage ../applications/audio/dragonfly-reverb { };
 
+  drawing = callPackage ../applications/graphics/drawing { };
+
   drawio = callPackage ../applications/graphics/drawio {};
 
   drawpile = libsForQt5.callPackage ../applications/graphics/drawpile { };
@@ -18774,9 +19068,7 @@ in
 
   elementary-planner = callPackage ../applications/office/elementary-planner { };
 
-  elinks = callPackage ../applications/networking/browsers/elinks {
-    openssl = openssl_1_0_2;
-  };
+  elinks = callPackage ../applications/networking/browsers/elinks { };
 
   elvis = callPackage ../applications/editors/elvis { };
 
@@ -18898,6 +19190,8 @@ in
 
   eteroj.lv2 = libsForQt5.callPackage ../applications/audio/eteroj.lv2 { };
 
+  etesync-dav = callPackage ../applications/misc/etesync-dav {};
+
   etherape = callPackage ../applications/networking/sniffers/etherape { };
 
   evilvte = callPackage ../applications/misc/evilvte (config.evilvte or {});
@@ -18943,9 +19237,7 @@ in
 
   fehlstart = callPackage ../applications/misc/fehlstart { };
 
-  fetchmail = callPackage ../applications/misc/fetchmail {
-    openssl = openssl_1_0_2;
-  };
+  fetchmail = callPackage ../applications/misc/fetchmail { };
 
   fff = callPackage ../applications/misc/fff { };
 
@@ -19003,6 +19295,8 @@ in
 
   fsv = callPackage ../applications/misc/fsv { };
 
+  ft2-clone = callPackage ../applications/audio/ft2-clone { };
+
   fvwm = callPackage ../applications/window-managers/fvwm { };
 
   ganttproject-bin = callPackage ../applications/misc/ganttproject-bin { };
@@ -19037,6 +19331,8 @@ in
       ++ lib.optionals stdenv.isLinux [ gr-gsm gr-limesdr ];
   };
 
+  grandorgue = callPackage ../applications/audio/grandorgue { };
+
   gr-nacl = callPackage ../applications/radio/gnuradio/nacl.nix { };
 
   gr-gsm = callPackage ../applications/radio/gnuradio/gsm.nix { };
@@ -19049,7 +19345,9 @@ in
 
   gr-osmosdr = callPackage ../applications/radio/gnuradio/osmosdr.nix { };
 
-  goldendict = libsForQt5.callPackage ../applications/misc/goldendict { };
+  goldendict = libsForQt5.callPackage ../applications/misc/goldendict {
+    inherit (darwin) libiconv;
+  };
 
   gomuks = callPackage ../applications/networking/instant-messengers/gomuks { };
 
@@ -19510,6 +19808,8 @@ in
 
   herbstluftwm = callPackage ../applications/window-managers/herbstluftwm { };
 
+  hercules = callPackage ../applications/virtualization/hercules { };
+
   hexchat = callPackage ../applications/networking/irc/hexchat { };
 
   hexcurse = callPackage ../applications/editors/hexcurse { };
@@ -19588,8 +19888,6 @@ in
     });
 
   slack = callPackage ../applications/networking/instant-messengers/slack { };
-  slack-theme-black = callPackage ../applications/networking/instant-messengers/slack/dark-theme.nix { };
-  slack-dark = pkgs.slack.override { theme = slack-theme-black; };
 
   slack-cli = callPackage ../tools/networking/slack-cli { };
 
@@ -19837,8 +20135,6 @@ in
 
   josm = callPackage ../applications/misc/josm { };
 
-  jbrout = callPackage ../applications/graphics/jbrout { };
-
   jwm = callPackage ../applications/window-managers/jwm { };
 
   jwm-settings-manager = callPackage ../applications/window-managers/jwm/jwm-settings-manager.nix { };
@@ -19898,10 +20194,14 @@ in
 
   kega-fusion = pkgsi686Linux.callPackage ../misc/emulators/kega-fusion { };
 
+  kepubify = callPackage ../tools/misc/kepubify { };
+
   kermit = callPackage ../tools/misc/kermit { };
 
   kexi = libsForQt5.callPackage ../applications/office/kexi { };
 
+  khronos = callPackage ../applications/office/khronos { };
+
   keyfinder = libsForQt5.callPackage ../applications/audio/keyfinder { };
 
   keyfinder-cli = libsForQt5.callPackage ../applications/audio/keyfinder-cli { };
@@ -19928,6 +20228,8 @@ in
 
   kiwix = callPackage ../applications/misc/kiwix { };
 
+  klayout = libsForQt5.callPackage ../applications/misc/klayout { };
+
   kmplayer = libsForQt5.callPackage ../applications/video/kmplayer { };
 
   kmymoney = libsForQt5.callPackage ../applications/office/kmymoney {
@@ -19957,6 +20259,8 @@ in
 
   kubeval = callPackage ../applications/networking/cluster/kubeval { };
 
+  kubeval-schema = callPackage ../applications/networking/cluster/kubeval/schema.nix { };
+
   kubernetes = callPackage ../applications/networking/cluster/kubernetes {
     go = buildPackages.go_1_13;
   };
@@ -20013,6 +20317,8 @@ in
 
   lemonbar-xft = callPackage ../applications/window-managers/lemonbar/xft.nix { };
 
+  legit = gitAndTools.legit;
+
   leo-editor = callPackage ../applications/editors/leo-editor { };
 
   libowfat = callPackage ../development/libraries/libowfat { };
@@ -20073,11 +20379,12 @@ in
 
   linuxband = callPackage ../applications/audio/linuxband { };
 
-  ledger2 = callPackage ../applications/office/ledger/2.6.3.nix { };
-  ledger3 = callPackage ../applications/office/ledger {
+  ledger = callPackage ../applications/office/ledger {
+    # Boost >= 1.67 changed the name of boost python; ledger's cmake build needs
+    # an update to find it:
+    # https://www.boost.org/doc/libs/1_68_0/libs/python/doc/html/rn.html
     boost = boost15x;
   };
-  ledger = ledger3;
 
   ledger-autosync = callPackage  ../applications/office/ledger-autosync { };
 
@@ -20089,9 +20396,11 @@ in
 
   libdsk = callPackage ../misc/emulators/libdsk { };
 
+  liblinphone = callPackage ../development/libraries/liblinphone { };
+
   links2 = callPackage ../applications/networking/browsers/links2 { };
 
-  linphone = callPackage ../applications/networking/instant-messengers/linphone { };
+  linphone = libsForQt5.callPackage ../applications/networking/instant-messengers/linphone { };
 
   linuxsampler = callPackage ../applications/audio/linuxsampler { };
 
@@ -20120,6 +20429,8 @@ in
     inherit (darwin) libobjc;
   };
 
+  jftui = callPackage ../applications/video/jftui { };
+
   lilyterm = callPackage ../applications/misc/lilyterm {
     inherit (gnome2) vte;
     gtk = gtk2;
@@ -20130,6 +20441,8 @@ in
     flavour = "git";
   };
 
+  lime = callPackage ../development/libraries/lime { };
+
   luakit = callPackage ../applications/networking/browsers/luakit {
     inherit (luajitPackages) luafilesystem;
   };
@@ -20208,6 +20521,8 @@ in
       canonicaljson;
   };
 
+  matrix-dl = callPackage ../applications/networking/instant-messengers/matrix-dl { };
+
   matrix-recorder = callPackage ../applications/networking/instant-messengers/matrix-recorder {};
 
   mblaze = callPackage ../applications/networking/mailreaders/mblaze { };
@@ -20280,9 +20595,7 @@ in
 
   meh = callPackage ../applications/graphics/meh {};
 
-  mixxx = libsForQt5.callPackage ../applications/audio/mixxx {
-    inherit (vamp) vampSDK;
-  };
+  mixxx = libsForQt5.callPackage ../applications/audio/mixxx { };
 
   mjpg-streamer = callPackage ../applications/video/mjpg-streamer { };
 
@@ -20359,6 +20672,8 @@ in
 
   mopidy-iris = callPackage ../applications/audio/mopidy/iris.nix { };
 
+  mopidy-mpd = callPackage ../applications/audio/mopidy/mpd.nix { };
+
   motif = callPackage ../development/libraries/motif { };
 
   mozplugger = callPackage ../applications/networking/browsers/mozilla-plugins/mozplugger {};
@@ -20395,6 +20710,8 @@ in
 
   rofi-mpd = callPackage ../applications/audio/rofi-mpd { };
 
+  rofi-calc = callPackage ../applications/science/math/rofi-calc { };
+
   ympd = callPackage ../applications/audio/ympd { };
 
   nload = callPackage ../applications/networking/nload { };
@@ -20407,6 +20724,8 @@ in
 
   mpc-qt = libsForQt5.callPackage ../applications/video/mpc-qt { };
 
+  mps-youtube = callPackage ../applications/misc/mps-youtube { };
+
   mplayer = callPackage ../applications/video/mplayer ({
     libdvdnav = libdvdnav_4_2_1;
   } // (config.mplayer or {}));
@@ -20419,6 +20738,7 @@ in
 
   mpv = callPackage ../applications/video/mpv {
     inherit lua;
+    inherit (darwin.apple_sdk.frameworks) CoreFoundation Cocoa CoreAudio MediaPlayer;
   };
 
   mpv-with-scripts = callPackage ../applications/video/mpv/wrapper.nix { };
@@ -20461,6 +20781,8 @@ in
       else null;
   };
 
+  mup = callPackage ../applications/audio/mup { };
+
   # TODO: we should probably merge these 2
   musescore =
     if stdenv.isDarwin then
@@ -20468,6 +20790,7 @@ in
     else
       libsForQt5.callPackage ../applications/audio/musescore { };
 
+  mmh = callPackage ../applications/networking/mailreaders/mmh { };
   mutt = callPackage ../applications/networking/mailreaders/mutt { };
   mutt-with-sidebar = mutt.override {
     withSidebar = true;
@@ -20493,6 +20816,9 @@ in
 
   notion = callPackage ../applications/window-managers/notion { };
 
+  nootka = qt5.callPackage ../applications/audio/nootka { };
+  nootka-unstable = qt5.callPackage ../applications/audio/nootka/unstable.nix { };
+
   open-policy-agent = callPackage ../development/tools/open-policy-agent { };
 
   openshift = callPackage ../applications/networking/cluster/openshift {
@@ -20562,6 +20888,15 @@ in
 
   shogun = callPackage ../applications/science/machine-learning/shogun {
     stdenv = gcc8Stdenv;
+
+    # Workaround for the glibc abi version mismatch.
+    # Please note that opencv builds are by default disabled.
+    opencv = opencv3.override {
+      stdenv = gcc8Stdenv;
+      openexr = openexr.override {
+        stdenv = gcc8Stdenv;
+      };
+    };
   };
 
   sky = callPackage ../applications/networking/instant-messengers/sky {};
@@ -20642,6 +20977,8 @@ in
 
   mypaint = callPackage ../applications/graphics/mypaint { };
 
+  mypaint-brushes1 = callPackage ../development/libraries/mypaint-brushes/1.0.nix { };
+
   mypaint-brushes = callPackage ../development/libraries/mypaint-brushes { };
 
   mythtv = libsForQt5.callPackage ../applications/video/mythtv {
@@ -20680,6 +21017,8 @@ in
 
   nedit = callPackage ../applications/editors/nedit { };
 
+  ngt = callPackage ../development/libraries/ngt { };
+
   nheko = libsForQt5.callPackage ../applications/networking/instant-messengers/nheko { };
 
   nomacs = libsForQt5.callPackage ../applications/graphics/nomacs { };
@@ -20759,10 +21098,7 @@ in
 
   opentimestamps-client = python3Packages.callPackage ../tools/misc/opentimestamps-client {};
 
-  opentx = callPackage ../applications/misc/opentx {
-    gcc-arm-embedded = pkgsCross.arm-embedded.buildPackages.gcc;
-    binutils-arm-embedded = pkgsCross.arm-embedded.buildPackages.binutils;
-  };
+  opentx = libsForQt5.callPackage ../applications/misc/opentx { };
 
   opera = callPackage ../applications/networking/browsers/opera {};
 
@@ -20818,6 +21154,8 @@ in
 
   paprefs = callPackage ../applications/audio/paprefs { };
 
+  pantalaimon = python3Packages.callPackage ../applications/networking/instant-messengers/pantalaimon { };
+
   pavucontrol = callPackage ../applications/audio/pavucontrol { };
 
   paraview = libsForQt5.callPackage ../applications/graphics/paraview { };
@@ -20853,6 +21191,7 @@ in
 
   pdfcpu = callPackage ../applications/graphics/pdfcpu { };
   pdftk = callPackage ../tools/typesetting/pdftk { };
+  pdftk-legacy = lowPrio (callPackage ../tools/typesetting/pdftk/legacy.nix { });
   pdfgrep  = callPackage ../tools/typesetting/pdfgrep { };
 
   pdfpc = callPackage ../applications/misc/pdfpc {
@@ -20877,7 +21216,7 @@ in
 
   pianobar = callPackage ../applications/audio/pianobar { };
 
-  pianobooster = callPackage ../applications/audio/pianobooster { };
+  pianobooster = qt5.callPackage ../applications/audio/pianobooster { };
 
   picard = callPackage ../applications/audio/picard { };
 
@@ -20953,8 +21292,12 @@ in
     gtksharp = gtk-sharp-2_0;
   };
 
+  pistol = callPackage ../tools/misc/pistol { };
+
   plex-media-player = libsForQt512.callPackage ../applications/video/plex-media-player { };
 
+  plex-mpv-shim = python3Packages.callPackage ../applications/video/plex-mpv-shim { };
+
   plover = recurseIntoAttrs (libsForQt5.callPackage ../applications/misc/plover { });
 
   plugin-torture = callPackage ../applications/audio/plugin-torture { };
@@ -21009,6 +21352,8 @@ in
 
   pstree = callPackage ../applications/misc/pstree { };
 
+  pt2-clone = callPackage ../applications/audio/pt2-clone { };
+
   ptask = callPackage ../applications/misc/ptask { };
 
   pulseaudio-ctl = callPackage ../applications/audio/pulseaudio-ctl { };
@@ -21058,6 +21403,8 @@ in
 
   qjackctl = libsForQt5.callPackage ../applications/audio/qjackctl { };
 
+  qimgv = libsForQt5.callPackage ../applications/graphics/qimgv { };
+
   qlandkartegt = libsForQt5.callPackage ../applications/misc/qlandkartegt {};
 
   garmindev = callPackage ../applications/misc/qlandkartegt/garmindev.nix {};
@@ -21070,6 +21417,8 @@ in
 
   qmetro = callPackage ../applications/misc/qmetro { };
 
+  qmidiarp = callPackage ../applications/audio/qmidiarp {};
+
   qmidinet = libsForQt5.callPackage ../applications/audio/qmidinet { };
 
   qmidiroute = callPackage ../applications/audio/qmidiroute { };
@@ -21224,6 +21573,8 @@ in
 
   ries = callPackage ../applications/science/math/ries { };
 
+  ripcord = qt5.callPackage ../applications/networking/instant-messengers/ripcord { };
+
   ripser = callPackage ../applications/science/math/ripser { };
 
   rkt = callPackage ../applications/virtualization/rkt { };
@@ -21353,6 +21704,8 @@ in
 
   sound-juicer = callPackage ../applications/audio/sound-juicer { };
 
+  soundtracker = callPackage ../applications/audio/soundtracker { };
+
   spice-vdagent = callPackage ../applications/virtualization/spice-vdagent { };
 
   spike = callPackage ../applications/virtualization/spike { };
@@ -21383,9 +21736,7 @@ in
 
   wavebox = callPackage ../applications/networking/instant-messengers/wavebox { };
 
-  sonic-pi = libsForQt5.callPackage ../applications/audio/sonic-pi {
-    ruby = ruby_2_4;  # sonic-pi build breaks with ruby 2.5 and 2.6
-  };
+  sonic-pi = libsForQt5.callPackage ../applications/audio/sonic-pi { };
 
   st = callPackage ../applications/misc/st {
     conf = config.st.conf or null;
@@ -21443,6 +21794,10 @@ in
 
   lightdm-mini-greeter = callPackage ../applications/display-managers/lightdm-mini-greeter { };
 
+  lightdm-tiny-greeter = callPackage ../applications/display-managers/lightdm-tiny-greeter {
+    conf = config.lightdm-tiny-greeter.conf or "";
+  };
+
   ly = callPackage ../applications/display-managers/ly { };
 
   slic3r = callPackage ../applications/misc/slic3r { };
@@ -21492,9 +21847,11 @@ in
 
   skanlite = libsForQt5.callPackage ../applications/office/skanlite { };
 
-  sonic-visualiser = libsForQt5.callPackage ../applications/audio/sonic-visualiser {
-    inherit (pkgs.vamp) vampSDK;
-  };
+  soci = callPackage ../development/libraries/soci { };
+
+  sonic-lineup = libsForQt5.callPackage ../applications/audio/sonic-lineup { };
+
+  sonic-visualiser = libsForQt5.callPackage ../applications/audio/sonic-visualiser { };
 
   soulseekqt = libsForQt5.callPackage ../applications/networking/p2p/soulseekqt { };
 
@@ -21536,12 +21893,13 @@ in
 
   stalonetray = callPackage ../applications/window-managers/stalonetray {};
 
-  inherit (ocamlPackages) stog;
+  inherit (ocaml-ng.ocamlPackages_4_07) stog;
 
   stp = callPackage ../applications/science/logic/stp { };
 
   stretchly = callPackage ../applications/misc/stretchly {
-    inherit (gnome2) GConf;
+    # Error on launch w/electron_8
+    electron = electron_7;
   };
 
   stumpish = callPackage ../applications/window-managers/stumpish {};
@@ -21616,11 +21974,13 @@ in
     systemdSupport = true;
   };
 
-  synergy = callPackage ../applications/misc/synergy {
+  synergy = libsForQt5.callPackage ../applications/misc/synergy {
     stdenv = if stdenv.cc.isClang then llvmPackages_5.stdenv else stdenv;
     inherit (darwin.apple_sdk.frameworks) ApplicationServices Carbon Cocoa CoreServices ScreenSaver;
   };
 
+  synergyWithoutGUI = synergy.override { withGUI = false; };
+
   tabbed = callPackage ../applications/window-managers/tabbed {
     # if you prefer a custom config, write the config.h in tabbed.config.h
     # and enable
@@ -21719,7 +22079,6 @@ in
 
   thunderbird = callPackage ../applications/networking/mailreaders/thunderbird {
     inherit (gnome2) libIDL;
-    inherit (rustPackages_1_38_0) cargo rustc;
     libpng = libpng_apng;
     gtk3Support = true;
   };
@@ -21751,6 +22110,8 @@ in
 
   tiny = callPackage ../applications/networking/irc/tiny { };
 
+  tipp10 = qt5.callPackage ../applications/misc/tipp10 { };
+
   tixati = callPackage ../applications/networking/p2p/tixati { };
 
   tkcvs = callPackage ../applications/version-management/tkcvs { };
@@ -21779,12 +22140,6 @@ in
 
   topydo = callPackage ../applications/misc/topydo {};
 
-  torchPackages = recurseIntoAttrs ( callPackage ../applications/science/machine-learning/torch {
-    lua = luajit ;
-  } );
-
-  torch-repl = lib.setName "torch-repl" torchPackages.trepl;
-
   torchat = callPackage ../applications/networking/instant-messengers/torchat {
     inherit (pythonPackages) wrapPython wxPython;
   };
@@ -21793,6 +22148,8 @@ in
 
   tortoisehg = callPackage ../applications/version-management/tortoisehg { };
 
+  tony = libsForQt5.callPackage ../applications/audio/tony { };
+
   toot = callPackage ../applications/misc/toot { };
 
   tootle = callPackage ../applications/misc/tootle { };
@@ -21861,7 +22218,9 @@ in
 
   unigine-valley = callPackage ../applications/graphics/unigine-valley { };
 
-  inherit (ocaml-ng.ocamlPackages_4_05) unison;
+  unison = callPackage ../applications/networking/sync/unison {
+    enableX11 = config.unison.enableX11 or true;
+  };
 
   unpaper = callPackage ../tools/graphics/unpaper { };
 
@@ -21916,6 +22275,8 @@ in
     gtk3 = if stdenv.isDarwin then gtk3-x11 else gtk3;
   });
 
+  vimacs = callPackage ../applications/editors/vim/vimacs.nix { };
+
   qpdfview = libsForQt5.callPackage ../applications/misc/qpdfview {};
 
   qtile = callPackage ../applications/window-managers/qtile {
@@ -22102,6 +22463,8 @@ in
 
   wayv = callPackage ../tools/X11/wayv {};
 
+  wayvnc = callPackage ../applications/networking/remote/wayvnc { };
+
   webmacs = libsForQt5.callPackage ../applications/networking/browsers/webmacs {};
 
   webtorrent_desktop = callPackage ../applications/video/webtorrent_desktop {};
@@ -22192,7 +22555,6 @@ in
       inherit (lib) optional;
     in with libretro;
       ([ ]
-      ++ optional (cfg.enable4do or false) _4do
       ++ optional (cfg.enableAtari800 or false) atari800
       ++ optional (cfg.enableBeetleGBA or false) beetle-gba
       ++ optional (cfg.enableBeetleLynx or false) beetle-lynx
@@ -22200,26 +22562,33 @@ in
       ++ optional (cfg.enableBeetlePCEFast or false) beetle-pce-fast
       ++ optional (cfg.enableBeetlePCFX or false) beetle-pcfx
       ++ optional (cfg.enableBeetlePSX or false) beetle-psx
+      ++ optional (cfg.enableBeetlePSXHW or false) beetle-psx-hw
       ++ optional (cfg.enableBeetleSaturn or false) beetle-saturn
+      ++ optional (cfg.enableBeetleSaturnHW or false) beetle-saturn-hw
       ++ optional (cfg.enableBeetleSNES or false) beetle-snes
       ++ optional (cfg.enableBeetleSuperGrafx or false) beetle-supergrafx
       ++ optional (cfg.enableBeetleWswan or false) beetle-wswan
       ++ optional (cfg.enableBeetleVB or false) beetle-vb
       ++ optional (cfg.enableBlueMSX or false) bluemsx
       ++ optional (cfg.enableBsnesMercury or false) bsnes-mercury
-      ++ optional (cfg.enableDOSBox or false) dosbox
+      ++ optional (cfg.enableCitra or false) citra
       ++ optional (cfg.enableDesmume or false) desmume
       ++ optional (cfg.enableDesmume2015 or false) desmume2015
       ++ optional (cfg.enableDolphin or false) dolphin
-      ++ optional (cfg.enableFBA or false) fba
+      ++ optional (cfg.enableDOSBox or false) dosbox
+      ++ optional (cfg.enableEightyOne or false) eightyone
+      ++ optional (cfg.enableFBAlpha2012 or false) fbalpha2012
+      ++ optional (cfg.enableFBNeo or false) fbneo
       ++ optional (cfg.enableFceumm or false) fceumm
       ++ optional (cfg.enableFlycast or false) flycast
+      ++ optional (cfg.enableFMSX or false) fmsx
+      ++ optional (cfg.enableFreeIntv or false) freeintv
       ++ optional (cfg.enableGambatte or false) gambatte
       ++ optional (cfg.enableGenesisPlusGX or false) genesis-plus-gx
       ++ optional (cfg.enableGpsp or false) gpsp
+      ++ optional (cfg.enableGW or false) gw
       ++ optional (cfg.enableHandy or false) handy
       ++ optional (cfg.enableHatari or false) hatari
-      ++ optional (cfg.enableHiganSFC or false) higan-sfc
       ++ optional (cfg.enableMAME or false) mame
       ++ optional (cfg.enableMAME2000 or false) mame2000
       ++ optional (cfg.enableMAME2003 or false) mame2003
@@ -22228,10 +22597,13 @@ in
       ++ optional (cfg.enableMAME2015 or false) mame2015
       ++ optional (cfg.enableMAME2016 or false) mame2016
       ++ optional (cfg.enableMesen or false) mesen
+      ++ optional (cfg.enableMeteor or false) meteor
       ++ optional (cfg.enableMGBA or false) mgba
       ++ optional (cfg.enableMupen64Plus or false) mupen64plus
+      ++ optional (cfg.enableNeoCD or false) neocd
       ++ optional (cfg.enableNestopia or false) nestopia
       ++ optional (cfg.enableO2EM or false) o2em
+      ++ optional (cfg.enableOpera or false) opera
       ++ optional (cfg.enableParallelN64 or false) parallel-n64
       ++ optional (cfg.enablePCSXRearmed or false) pcsx_rearmed
       ++ optional (cfg.enablePicodrive or false) picodrive
@@ -22240,24 +22612,22 @@ in
       ++ optional (cfg.enablePrboom or false) prboom
       ++ optional (cfg.enableProSystem or false) prosystem
       ++ optional (cfg.enableQuickNES or false) quicknes
+      ++ optional (cfg.enableSameBoy or false) sameboy
       ++ optional (cfg.enableScummVM or false) scummvm
+      ++ optional (cfg.enableSMSPlusGX or false) smsplus-gx
       ++ optional (cfg.enableSnes9x or false) snes9x
       ++ optional (cfg.enableSnes9x2002 or false) snes9x2002
       ++ optional (cfg.enableSnes9x2005 or false) snes9x2005
       ++ optional (cfg.enableSnes9x2010 or false) snes9x2010
       ++ optional (cfg.enableStella or false) stella
+      ++ optional (cfg.enableStella2014 or false) stella2014
+      ++ optional (cfg.enableTGBDual or false) tgbdual
+      ++ optional (cfg.enableTIC80 or false) tic80
       ++ optional (cfg.enableVbaNext or false) vba-next
       ++ optional (cfg.enableVbaM or false) vba-m
       ++ optional (cfg.enableVecx or false) vecx
       ++ optional (cfg.enableVirtualJaguar or false) virtualjaguar
       ++ optional (cfg.enableYabause or false) yabause
-      # added on 2017-02-25 due #23163
-      ++ optional (cfg.enableMednafenPCEFast or false)
-          (throw "nix config option enableMednafenPCEFast has been renamed to enableBeetlePCEFast")
-      ++ optional (cfg.enableMednafenPSX or false)
-          (throw "nix config option enableMednafenPSX has been renamed to enableBeetlePSX")
-      ++ optional (cfg.enableMednafenSaturn or false)
-          (throw "nix config option enableMednafenSaturn has been renamed to enableBeetleSaturn")
       );
 
   wrapRetroArch = { retroarch }: callPackage ../misc/emulators/retroarch/wrapper.nix {
@@ -22294,8 +22664,6 @@ in
 
   wsjtx = qt5.callPackage ../applications/radio/wsjtx { };
 
-  wtftw = callPackage ../applications/window-managers/wtftw {};
-
   wxhexeditor = callPackage ../applications/editors/wxhexeditor {
     wxGTK = wxGTK31;
   };
@@ -22320,6 +22688,10 @@ in
 
   x32edit = callPackage ../applications/audio/midas/x32edit.nix {};
 
+  x42-avldrums = callPackage ../applications/audio/x42-avldrums { };
+
+  x42-gmsynth = callPackage ../applications/audio/x42-gmsynth { };
+
   x42-plugins = callPackage ../applications/audio/x42-plugins { };
 
   xannotate = callPackage ../tools/X11/xannotate {};
@@ -22349,6 +22721,8 @@ in
 
   kodiPlainWayland = callPackage ../applications/video/kodi { useWayland = true; };
 
+  kodiGBM = callPackage ../applications/video/kodi { useGbm = true; };
+
   kodiPlugins = recurseIntoAttrs (callPackage ../applications/video/kodi/plugins.nix {});
 
   kodi = wrapKodi {
@@ -22359,6 +22733,10 @@ in
     kodi = kodiPlainWayland;
   };
 
+  kodi-gbm = wrapKodi {
+    kodi = kodiGBM;
+  };
+
   kodi-cli = callPackage ../tools/misc/kodi-cli { };
 
   kodi-retroarch-advanced-launchers =
@@ -22618,6 +22996,10 @@ in
 
   zim = callPackage ../applications/office/zim { };
 
+  zita-ajbridge = callPackage ../applications/audio/zita-ajbridge { };
+
+  zita-at1 = callPackage ../applications/audio/zita-at1 { };
+
   zita-njbridge = callPackage ../applications/audio/zita-njbridge { };
 
   zola = callPackage ../applications/misc/zola {
@@ -22706,10 +23088,12 @@ in
 
   monero = callPackage ../applications/blockchains/monero {
     inherit (darwin.apple_sdk.frameworks) CoreData IOKit PCSC;
+    pythonProtobuf = python3Packages.protobuf.override { protobuf = protobuf3_10; };
   };
 
   monero-gui = libsForQt5.callPackage ../applications/blockchains/monero-gui {
     boost = boost16x;
+    protobuf = protobuf3_10;
   };
 
   masari = callPackage ../applications/blockchains/masari.nix { boost = boost165; };
@@ -22730,6 +23114,8 @@ in
 
   sumokoin = callPackage ../applications/blockchains/sumokoin.nix { boost = boost165; };
 
+  tessera = callPackage ../applications/blockchains/tessera.nix { };
+
   vertcoin  = libsForQt5.callPackage ../applications/blockchains/vertcoin.nix { boost = boost165; withGui = true; };
   vertcoind = callPackage ../applications/blockchains/vertcoin.nix { boost = boost165; withGui = false; };
 
@@ -22740,13 +23126,15 @@ in
   zcash = callPackage ../applications/blockchains/zcash { };
 
   parity = callPackage ../applications/blockchains/parity { };
-  parity-beta = callPackage ../applications/blockchains/parity/beta.nix { };
+
   parity-ui = callPackage ../applications/blockchains/parity-ui { };
 
   polkadot = callPackage ../applications/blockchains/polkadot { };
 
   particl-core = callPackage ../applications/blockchains/particl/particl-core.nix { miniupnpc = miniupnpc_2; };
 
+  quorum = callPackage ../applications/blockchains/quorum.nix { };
+
   ### GAMES
 
   _2048-in-terminal = callPackage ../games/2048-in-terminal { };
@@ -22761,12 +23149,24 @@ in
 
   airstrike = callPackage ../games/airstrike { };
 
+  alephone = callPackage ../games/alephone { ffmpeg = ffmpeg_2; };
+  alephone-durandal = callPackage ../games/alephone/durandal { };
+  alephone-eternal = callPackage ../games/alephone/eternal { };
+  alephone-evil = callPackage ../games/alephone/evil { };
+  alephone-infinity = callPackage ../games/alephone/infinity { };
+  alephone-marathon = callPackage ../games/alephone/marathon { };
+  alephone-pheonix = callPackage ../games/alephone/pheonix { };
+  alephone-red = callPackage ../games/alephone/red { };
+  alephone-rubicon-x = callPackage ../games/alephone/rubicon-x { };
+  alephone-pathways-into-darkness =
+    callPackage ../games/alephone/pathways-into-darkness { };
+
   alienarena = callPackage ../games/alienarena { };
 
   amoeba = callPackage ../games/amoeba { };
   amoeba-data = callPackage ../games/amoeba/data.nix { };
 
-  andyetitmoves = if stdenv.isLinux then callPackage ../games/andyetitmoves {} else null;
+  andyetitmoves = callPackage ../games/andyetitmoves {};
 
   angband = callPackage ../games/angband { };
 
@@ -23099,6 +23499,14 @@ in
 
   ja2-stracciatella = callPackage ../games/ja2-stracciatella { };
 
+  katago = callPackage ../games/katago { };
+
+  katagoWithCuda = katago.override {
+    cudaSupport = true;
+    cudnn = cudnn_cudatoolkit_10_1;
+    cudatoolkit = cudatoolkit_10_1;
+  };
+
   klavaro = callPackage ../games/klavaro {};
 
   kobodeluxe = callPackage ../games/kobodeluxe { };
@@ -23148,7 +23556,10 @@ in
 
   multimc = libsForQt5.callPackage ../games/multimc { };
 
-  inherit (callPackages ../games/minetest { })
+  inherit (callPackages ../games/minetest {
+    inherit (darwin) libiconv;
+    inherit (darwin.apple_sdk.frameworks) OpenGL OpenAL Carbon Cocoa;
+  })
     minetestclient_4 minetestserver_4
     minetestclient_5 minetestserver_5;
 
@@ -23205,7 +23616,10 @@ in
 
   openclonk = callPackage ../games/openclonk { };
 
-  openjk = callPackage ../games/openjk { };
+  openjk = callPackage ../games/openjk {
+    # segfaults when built with gcc9
+    stdenv = gcc8Stdenv;
+  };
 
   openmw = libsForQt5.callPackage ../games/openmw { };
 
@@ -23393,7 +23807,6 @@ in
 
   spring = callPackage ../games/spring {
     boost = boost155;
-    cmake = cmake_2_8;
   };
 
   springLobby = callPackage ../games/spring/springlobby.nix { };
@@ -23675,13 +24088,15 @@ in
     clipboard-indicator = callPackage ../desktops/gnome-3/extensions/clipboard-indicator { };
     dash-to-dock = callPackage ../desktops/gnome-3/extensions/dash-to-dock { };
     dash-to-panel = callPackage ../desktops/gnome-3/extensions/dash-to-panel { };
+    draw-on-your-screen = callPackage ../desktops/gnome-3/extensions/draw-on-your-screen { };
     drop-down-terminal = callPackage ../desktops/gnome-3/extensions/drop-down-terminal { };
     gsconnect = callPackage ../desktops/gnome-3/extensions/gsconnect { };
     icon-hider = callPackage ../desktops/gnome-3/extensions/icon-hider { };
-    impatience = callPackage ../desktops/gnome-3/extensions/impatience.nix { };
+    impatience = callPackage ../desktops/gnome-3/extensions/impatience { };
     mpris-indicator-button = callPackage ../desktops/gnome-3/extensions/mpris-indicator-button { };
     night-theme-switcher = callPackage ../desktops/gnome-3/extensions/night-theme-switcher { };
     no-title-bar = callPackage ../desktops/gnome-3/extensions/no-title-bar { };
+    paperwm = callPackage ../desktops/gnome-3/extensions/paperwm { };
     pidgin-im-integration = callPackage ../desktops/gnome-3/extensions/pidgin-im-integration { };
     remove-dropdown-arrows = callPackage ../desktops/gnome-3/extensions/remove-dropdown-arrows { };
     sound-output-device-chooser = callPackage ../desktops/gnome-3/extensions/sound-output-device-chooser { };
@@ -23697,6 +24112,8 @@ in
     mediaplayer = throw "gnomeExtensions.mediaplayer deprecated since 2019-09-23: retired upstream https://github.com/JasonLG1979/gnome-shell-extensions-mediaplayer/blob/master/README.md";
   };
 
+  gnome-tour = callPackage ../desktops/gnome-3/core/gnome-tour { };
+
   hsetroot = callPackage ../tools/X11/hsetroot { };
 
   imwheel = callPackage ../tools/X11/imwheel { };
@@ -23914,11 +24331,15 @@ in
 
   mrbayes = callPackage ../applications/science/biology/mrbayes { };
 
+  mrtrix = callPackage ../applications/science/biology/mrtrix { python = python3; };
+
   megahit = callPackage ../applications/science/biology/megahit { };
 
   messer-slim = callPackage ../applications/science/biology/messer-slim { };
 
-  minc_tools = callPackage ../applications/science/biology/minc-tools { };
+  minc_tools = callPackage ../applications/science/biology/minc-tools {
+    inherit (perlPackages) perl TextFormat;
+  };
 
   minc_widgets = callPackage ../applications/science/biology/minc-widgets { };
 
@@ -24064,13 +24485,6 @@ in
 
   rankwidth = callPackage ../development/libraries/science/math/rankwidth { };
 
-  fenics = callPackage ../development/libraries/science/math/fenics {
-    inherit (python3Packages) numpy ply pytest python six sympy;
-    pythonPackages = python3Packages;
-    pythonBindings = true;
-    docs = true;
-  };
-
   lcalc = callPackage ../development/libraries/science/math/lcalc { };
 
   lrcalc = callPackage ../applications/science/math/lrcalc { };
@@ -24091,9 +24505,7 @@ in
 
   osi = callPackage ../development/libraries/science/math/osi { };
 
-  or-tools = callPackage ../development/libraries/science/math/or-tools {
-    pythonProtobuf = pythonPackages.protobuf;
-  };
+  or-tools = callPackage ../development/libraries/science/math/or-tools { };
 
   rubiks = callPackage ../development/libraries/science/math/rubiks { };
 
@@ -24115,6 +24527,8 @@ in
   suitesparse_5_3 = callPackage ../development/libraries/science/math/suitesparse {};
   suitesparse = suitesparse_5_3;
 
+  suitesparse-graphblas = callPackage ../development/libraries/science/math/suitesparse-graphblas {};
+
   superlu = callPackage ../development/libraries/science/math/superlu {};
 
   symmetrica = callPackage ../applications/science/math/symmetrica {};
@@ -24197,7 +24611,9 @@ in
 
   abc-verifier = callPackage ../applications/science/logic/abc {};
 
-  abella = callPackage ../applications/science/logic/abella {};
+  abella = callPackage ../applications/science/logic/abella {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_07;
+  };
 
   acgtk = callPackage ../applications/science/logic/acgtk {};
 
@@ -24205,7 +24621,9 @@ in
 
   aspino = callPackage ../applications/science/logic/aspino {};
 
-  beluga = callPackage ../applications/science/logic/beluga { };
+  beluga = callPackage ../applications/science/logic/beluga {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_07;
+  };
 
   boogie = dotnetPackages.Boogie;
 
@@ -24384,6 +24802,8 @@ in
 
   symbiyosys = callPackage ../applications/science/logic/symbiyosys {};
 
+  mcy = callPackage ../applications/science/logic/mcy {};
+
   lingeling = callPackage ../applications/science/logic/lingeling {};
 
   ### SCIENCE / ELECTRONICS
@@ -24551,7 +24971,9 @@ in
   golly = callPackage ../applications/science/misc/golly { wxGTK = wxGTK30; };
   golly-beta = callPackage ../applications/science/misc/golly/beta.nix { wxGTK = wxGTK30; };
 
-  megam = callPackage ../applications/science/misc/megam { };
+  megam = callPackage ../applications/science/misc/megam {
+    inherit (ocaml-ng.ocamlPackages_4_07) ocaml;
+  };
 
   netlogo = callPackage ../applications/science/misc/netlogo { };
 
@@ -24612,7 +25034,9 @@ in
 
   hepmc2 = callPackage ../development/libraries/physics/hepmc2 { };
 
-  hepmc3 = callPackage ../development/libraries/physics/hepmc3 { };
+  hepmc3 = callPackage ../development/libraries/physics/hepmc3 {
+    python = null;
+  };
 
   herwig = callPackage ../development/libraries/physics/herwig { };
 
@@ -24788,7 +25212,7 @@ in
   faust1 = callPackage ../applications/audio/faust/faust1.nix { };
 
   faust2 = callPackage ../applications/audio/faust/faust2.nix {
-    llvm = llvm_5;
+    llvm = llvm_9;
   };
 
   faust2alqt = callPackage ../applications/audio/faust/faust2alqt.nix { };
@@ -24801,6 +25225,8 @@ in
 
   faust2jack = callPackage ../applications/audio/faust/faust2jack.nix { };
 
+  faust2jackrust = callPackage ../applications/audio/faust/faust2jackrust.nix { };
+
   faust2jaqt = callPackage ../applications/audio/faust/faust2jaqt.nix { };
 
   faust2ladspa = callPackage ../applications/audio/faust/faust2ladspa.nix { };
@@ -24813,7 +25239,9 @@ in
 
   flockit = callPackage ../tools/backup/flockit { };
 
-  foldingathome = callPackage ../misc/foldingathome { };
+  fahclient = callPackage ../applications/science/misc/foldingathome/client.nix {};
+  fahcontrol = callPackage ../applications/science/misc/foldingathome/control.nix {};
+  fahviewer = callPackage ../applications/science/misc/foldingathome/viewer.nix {};
 
   foo2zjs = callPackage ../misc/drivers/foo2zjs {};
 
@@ -24922,8 +25350,9 @@ in
     kops_1_13
     kops_1_14
     kops_1_15
+    kops_1_16
     ;
-  kops = kops_1_15;
+  kops = kops_1_16;
 
   lguf-brightness = callPackage ../misc/lguf-brightness { };
 
@@ -24931,13 +25360,9 @@ in
 
   lilypond-unstable = callPackage ../misc/lilypond/unstable.nix { };
 
-  lilypond-with-fonts = callPackage ../misc/lilypond/with-fonts.nix {
-    lilypond = lilypond-unstable;
-  };
+  lilypond-with-fonts = callPackage ../misc/lilypond/with-fonts.nix { };
 
-  openlilylib-fonts = callPackage ../misc/lilypond/fonts.nix {
-    lilypond = lilypond-unstable;
-  };
+  openlilylib-fonts = callPackage ../misc/lilypond/fonts.nix { };
 
   loop = callPackage ../tools/misc/loop { };
 
@@ -24945,7 +25370,9 @@ in
     icu = icu58;
   };
 
-  mame = libsForQt5.callPackage ../misc/emulators/mame { };
+  mame = libsForQt5.callPackage ../misc/emulators/mame {
+    inherit (darwin.apple_sdk.frameworks) CoreAudioKit ForceFeedback;
+  };
 
   martyr = callPackage ../development/libraries/martyr { };
 
@@ -24955,6 +25382,8 @@ in
 
   mongoc = callPackage ../development/libraries/mongoc { };
 
+  mongoose = callPackage ../development/libraries/science/math/mongoose {};
+
   morph = callPackage ../tools/package-management/morph { };
 
   mupen64plus = callPackage ../misc/emulators/mupen64plus { };
@@ -25150,6 +25579,8 @@ in
     nix-prefetch-svn
     nix-prefetch-scripts;
 
+  nix-query-tree-viewer = callPackage ../tools/nix/nix-query-tree-viewer { };
+
   nix-update-source = callPackage ../tools/package-management/nix-update-source {};
 
   nix-script = callPackage ../tools/nix/nix-script {};
@@ -25212,6 +25643,8 @@ in
     pcre = pcre-cpp;
   });
 
+  r128gain = callPackage ../applications/audio/r128gain { };
+
   redis-desktop-manager = libsForQt5.callPackage ../applications/misc/redis-desktop-manager { };
 
   robin-map = callPackage ../development/libraries/robin-map { };
@@ -25309,6 +25742,8 @@ in
 
   rmount = callPackage ../tools/filesystems/rmount {};
 
+  romdirfs = callPackage ../tools/filesystems/romdirfs {};
+
   rss-glx = callPackage ../misc/screensavers/rss-glx { };
 
   run-scaled = callPackage ../tools/X11/run-scaled { };
@@ -25432,7 +25867,10 @@ in
     buildGoModule = buildGo112Module;
   };
 
-  inherit (callPackage ../applications/networking/cluster/terraform {})
+  inherit (callPackage ../applications/networking/cluster/terraform {
+    # terraform 0.12 crashes with go1.14 on darwin https://github.com/hashicorp/terraform/issues/24287
+    buildGoPackage = if stdenv.isDarwin then buildGo113Package else buildGoPackage;
+  })
     terraform_0_11
     terraform_0_11-full
     terraform_0_12
@@ -25444,9 +25882,7 @@ in
   terraform-full = terraform.full;
 
   terraform-providers = recurseIntoAttrs (
-    callPackage ../applications/networking/cluster/terraform-providers {
-      inherit buildGo112Module;
-    }
+    callPackage ../applications/networking/cluster/terraform-providers {}
   );
 
   terraform-docs = callPackage ../applications/networking/cluster/terraform-docs {};
@@ -25461,7 +25897,8 @@ in
 
   tetex = callPackage ../tools/typesetting/tex/tetex { libpng = libpng12; };
 
-  tewi-font = callPackage ../data/fonts/tewi  {};
+  tewi-font = callPackage ../data/fonts/tewi
+    { inherit (buildPackages.xorg) fonttosfnt mkfontscale; };
 
   texFunctions = callPackage ../tools/typesetting/tex/nix pkgs;
 
@@ -25625,6 +26062,8 @@ in
 
   xboxdrv = callPackage ../misc/drivers/xboxdrv { };
 
+  xow = callPackage ../misc/drivers/xow { };
+
   xbps = callPackage ../tools/package-management/xbps { };
 
   xcftools = callPackage ../tools/graphics/xcftools { };
@@ -25714,6 +26153,7 @@ in
 
   higan = callPackage ../misc/emulators/higan {
     inherit (gnome2) gtksourceview;
+    inherit (darwin.apple_sdk.frameworks) Carbon Cocoa OpenGL OpenAL;
   };
 
   bullet = callPackage ../development/libraries/bullet {
@@ -25730,9 +26170,9 @@ in
   spdlog = spdlog_1;
 
   dart = callPackage ../development/interpreters/dart { };
-  dart_stable = dart.override { version = "2.0.0"; };
-  dart_old = dart.override { version = "1.24.3"; };
-  dart_dev = dart.override { version = "2.0.0-dev.26.0"; };
+  dart_old = dart.override    { version = "1.24.3"; };
+  dart_stable = dart.override { version = "2.7.1"; };
+  dart_dev = dart.override    { version = "2.8.0-dev.10.0"; };
 
   httrack = callPackage ../tools/backup/httrack { };
 
@@ -25846,7 +26286,9 @@ in
 
   dsniff = callPackage ../tools/networking/dsniff {};
 
-  wal-g = callPackage ../tools/backup/wal-g {};
+  wal-g = callPackage ../tools/backup/wal-g {
+    inherit (darwin.apple_sdk.frameworks) Security;
+  };
 
   tlwg = callPackage ../data/fonts/tlwg { };
 
@@ -25959,4 +26401,14 @@ in
 
   quartus-prime-lite = callPackage ../applications/editors/quartus-prime {};
 
+  go-license-detector = callPackage ../development/tools/misc/go-license-detector { };
+
+  hashdeep = callPackage ../tools/security/hashdeep { };
+
+  pdf-parser = callPackage ../tools/misc/pdf-parser {};
+
+  fluxboxlauncher = callPackage ../applications/misc/fluxboxlauncher {};
+
+  btcdeb = callPackage ../applications/blockchains/btcdeb {};
+
 }
diff --git a/pkgs/top-level/beam-packages.nix b/pkgs/top-level/beam-packages.nix
index a24051075636..f6fe58a83d03 100644
--- a/pkgs/top-level/beam-packages.nix
+++ b/pkgs/top-level/beam-packages.nix
@@ -74,7 +74,7 @@ rec {
     # `beam.packages.erlangR22.elixir`.
     inherit (packages.erlang) elixir elixir_1_10 elixir_1_9 elixir_1_8 elixir_1_7 elixir_1_6;
 
-    inherit (packages.erlang) lfe lfe_1_2;
+    inherit (packages.erlang) lfe lfe_1_2 lfe_1_3;
   };
 
   # Helper function to generate package set with a specific Erlang version.
diff --git a/pkgs/top-level/coq-packages.nix b/pkgs/top-level/coq-packages.nix
index 4faaf86040db..bc39a477a7a9 100644
--- a/pkgs/top-level/coq-packages.nix
+++ b/pkgs/top-level/coq-packages.nix
@@ -31,13 +31,14 @@ let
       flocq = callPackage ../development/coq-modules/flocq {};
       gappalib = callPackage ../development/coq-modules/gappalib {};
       heq = callPackage ../development/coq-modules/heq {};
+      hierarchy-builder = callPackage ../development/coq-modules/hierarchy-builder {};
       HoTT = callPackage ../development/coq-modules/HoTT {};
       interval = callPackage ../development/coq-modules/interval {};
       InfSeqExt = callPackage ../development/coq-modules/InfSeqExt {};
       iris = callPackage ../development/coq-modules/iris {};
       ltac2 = callPackage ../development/coq-modules/ltac2 {};
       math-classes = callPackage ../development/coq-modules/math-classes { };
-      inherit (callPackage ../development/coq-modules/mathcomp { })
+      inherit (callPackage ../development/coq-modules/mathcomp {})
         mathcompGen mathcompGenSingle ssreflect
 
         mathcompCorePkgs mathcomp
@@ -54,7 +55,12 @@ let
 
         mathcompCorePkgs_1_9 mathcomp_1_9
         mathcomp-ssreflect_1_9 mathcomp-fingroup_1_9 mathcomp-algebra_1_9
-        mathcomp-solvable_1_9 mathcomp-field_1_9 mathcomp-character_1_9;
+        mathcomp-solvable_1_9 mathcomp-field_1_9 mathcomp-character_1_9
+
+        mathcompCorePkgs_1_10 mathcomp_1_10
+        mathcomp-ssreflect_1_10 mathcomp-fingroup_1_10 mathcomp-algebra_1_10
+        mathcomp-solvable_1_10 mathcomp-field_1_10 mathcomp-character_1_10
+        ;
       inherit (callPackage ../development/coq-modules/mathcomp/extra.nix { })
         mathcompExtraGen multinomials coqeal
 
diff --git a/pkgs/top-level/dhall-packages.nix b/pkgs/top-level/dhall-packages.nix
new file mode 100644
index 000000000000..6cdd84c22799
--- /dev/null
+++ b/pkgs/top-level/dhall-packages.nix
@@ -0,0 +1,28 @@
+{ lib
+, newScope
+, overrides ? (self: super: {})
+}:
+
+let
+  packages = self:
+    let
+      callPackage = newScope self;
+
+      buildDhallPackage =
+        callPackage ../development/interpreters/dhall/build-dhall-package.nix { };
+
+    in
+      { inherit buildDhallPackage;
+
+        dhall-kubernetes =
+          callPackage ../development/dhall-modules/dhall-kubernetes.nix { };
+
+        dhall-packages =
+          callPackage ../development/dhall-modules/dhall-packages.nix { };
+
+        Prelude =
+          callPackage ../development/dhall-modules/Prelude.nix { };
+      };
+
+in
+  lib.fix' (lib.extends overrides packages)
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index c4c18b264f1d..052b84f269e6 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -4,7 +4,7 @@ let
   # These are attributes in compiler and packages that don't support integer-simple.
   integerSimpleExcludes = [
     "ghc822Binary"
-    "ghc863Binary"
+    "ghc865Binary"
     "ghc844"
     "ghcjs"
     "ghcjs86"
@@ -42,7 +42,7 @@ in {
 
     ghc822Binary = callPackage ../development/compilers/ghc/8.2.2-binary.nix { };
 
-    ghc863Binary = callPackage ../development/compilers/ghc/8.6.3-binary.nix { };
+    ghc865Binary = callPackage ../development/compilers/ghc/8.6.5-binary.nix { };
 
     ghc844 = callPackage ../development/compilers/ghc/8.4.4.nix {
       bootPkgs = packages.ghc822Binary;
@@ -57,25 +57,31 @@ in {
       llvmPackages = pkgs.llvmPackages_6;
     };
     ghc881 = callPackage ../development/compilers/ghc/8.8.1.nix {
-      bootPkgs = packages.ghc863Binary;
+      bootPkgs = packages.ghc865Binary;
       inherit (buildPackages.python3Packages) sphinx;
       buildLlvmPackages = buildPackages.llvmPackages_7;
       llvmPackages = pkgs.llvmPackages_7;
     };
     ghc882 = callPackage ../development/compilers/ghc/8.8.2.nix {
-      bootPkgs = packages.ghc863Binary;
+      bootPkgs = packages.ghc865Binary;
+      inherit (buildPackages.python3Packages) sphinx;
+      buildLlvmPackages = buildPackages.llvmPackages_7;
+      llvmPackages = pkgs.llvmPackages_7;
+    };
+    ghc883 = callPackage ../development/compilers/ghc/8.8.3.nix {
+      bootPkgs = packages.ghc865Binary;
       inherit (buildPackages.python3Packages) sphinx;
       buildLlvmPackages = buildPackages.llvmPackages_7;
       llvmPackages = pkgs.llvmPackages_7;
     };
     ghc8101 = callPackage ../development/compilers/ghc/8.10.1.nix {
-      bootPkgs = packages.ghc863Binary;
+      bootPkgs = packages.ghc865Binary;
       inherit (buildPackages.python3Packages) sphinx;
       buildLlvmPackages = buildPackages.llvmPackages_9;
       llvmPackages = pkgs.llvmPackages_9;
     };
     ghcHEAD = callPackage ../development/compilers/ghc/head.nix {
-      bootPkgs = packages.ghc863Binary;
+      bootPkgs = packages.ghc865Binary;
       inherit (buildPackages.python3Packages) sphinx;
       buildLlvmPackages = buildPackages.llvmPackages_6;
       llvmPackages = pkgs.llvmPackages_6;
@@ -111,9 +117,9 @@ in {
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.2.x.nix { };
       packageSetConfig = bootstrapPackageSet;
     };
-    ghc863Binary = callPackage ../development/haskell-modules {
-      buildHaskellPackages = bh.packages.ghc863Binary;
-      ghc = bh.compiler.ghc863Binary;
+    ghc865Binary = callPackage ../development/haskell-modules {
+      buildHaskellPackages = bh.packages.ghc865Binary;
+      ghc = bh.compiler.ghc865Binary;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.6.x.nix { };
       packageSetConfig = bootstrapPackageSet;
     };
@@ -137,6 +143,11 @@ in {
       ghc = bh.compiler.ghc882;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.8.x.nix { };
     };
+    ghc883 = callPackage ../development/haskell-modules {
+      buildHaskellPackages = bh.packages.ghc883;
+      ghc = bh.compiler.ghc883;
+      compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-8.8.x.nix { };
+    };
     ghc8101 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc8101;
       ghc = bh.compiler.ghc8101;
diff --git a/pkgs/top-level/make-tarball.nix b/pkgs/top-level/make-tarball.nix
index ff0b0568819c..bb0d7bc54e78 100644
--- a/pkgs/top-level/make-tarball.nix
+++ b/pkgs/top-level/make-tarball.nix
@@ -22,7 +22,7 @@ releaseTools.sourceTarball {
     then builtins.substring 0 8 nixpkgs.lastModified
     else toString nixpkgs.revCount}.${nixpkgs.shortRev or "dirty"}";
 
-  buildInputs = [ nix.out jq lib-tests ];
+  buildInputs = [ nix.out jq lib-tests pkgs.brotli ];
 
   configurePhase = ''
     eval "$preConfigure"
@@ -38,6 +38,8 @@ releaseTools.sourceTarball {
   doCheck = true;
 
   checkPhase = ''
+    set -o pipefail
+
     export NIX_DB_DIR=$TMPDIR
     export NIX_STATE_DIR=$TMPDIR
     export NIX_PATH=nixpkgs=$TMPDIR/barf.nix
@@ -83,12 +85,10 @@ releaseTools.sourceTarball {
             --show-trace --argstr system "$platform" \
             -qa --drv-path --system-filter \* --system --meta --xml \
             "''${opts[@]}" > /dev/null
-        stopNest
     done
 
     header "checking eval-release.nix"
     nix-instantiate --eval --strict --show-trace ./maintainers/scripts/eval-release.nix > /dev/null
-    stopNest
 
     header "checking find-tarballs.nix"
     nix-instantiate --readonly-mode --eval --strict --show-trace --json \
@@ -100,7 +100,16 @@ releaseTools.sourceTarball {
       echo "suspiciously low number of URLs"
       exit 1
     fi
-    stopNest
+
+    header "generating packages.json"
+    mkdir -p $out/nix-support
+    echo -n '{"version":2,"packages":' > tmp
+    nix-env -f . -I nixpkgs=${src} -qa --json --arg config 'import ${./packages-config.nix}' "''${opts[@]}" >> tmp
+    echo -n '}' >> tmp
+    packages=$out/packages.json.br
+    < tmp sed "s|$(pwd)/||g" | jq -c | brotli -9 > $packages
+
+    echo "file json-br $packages" >> $out/nix-support/hydra-build-products
   '';
 
   distPhase = ''
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 56ae90ae3920..68d45730d27f 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -16,8 +16,6 @@ let
 
     buildDunePackage = callPackage ../build-support/ocaml/dune.nix {};
 
-    buildDune2Package = buildDunePackage.override { dune = dune_2; };
-
     alcotest = callPackage ../development/ocaml-modules/alcotest {};
 
     alcotest-lwt = callPackage ../development/ocaml-modules/alcotest/lwt.nix {};
@@ -154,28 +152,13 @@ let
 
     cmdliner = callPackage ../development/ocaml-modules/cmdliner { };
 
-    cohttp_p4 = callPackage ../development/ocaml-modules/cohttp/0.19.3.nix {
-      base64 = base64_2;
-      lwt = lwt2;
-    };
-
-    cohttp =
-      if lib.versionOlder "4.03" ocaml.version
-      then callPackage ../development/ocaml-modules/cohttp { }
-      else cohttp_p4;
+    cohttp = callPackage ../development/ocaml-modules/cohttp { };
 
     cohttp-lwt = callPackage ../development/ocaml-modules/cohttp/lwt.nix { };
 
     cohttp-lwt-unix = callPackage ../development/ocaml-modules/cohttp/lwt-unix.nix { };
 
-    conduit_p4 = callPackage ../development/ocaml-modules/conduit/0.10.0.nix {
-       lwt = lwt2;
-    };
-
-    conduit =
-      if lib.versionOlder "4.03" ocaml.version
-      then callPackage ../development/ocaml-modules/conduit { }
-      else conduit_p4;
+    conduit = callPackage ../development/ocaml-modules/conduit { };
 
     conduit-lwt = callPackage ../development/ocaml-modules/conduit/lwt.nix { };
 
@@ -247,9 +230,9 @@ let
 
     dune_2 = callPackage ../development/tools/ocaml/dune/2.nix { };
 
-    dune-configurator = callPackage ../development/ocaml-modules/dune-configurator { buildDunePackage = buildDune2Package; };
+    dune-configurator = callPackage ../development/ocaml-modules/dune-configurator { };
 
-    dune-private-libs = callPackage ../development/ocaml-modules/dune-private-libs { buildDunePackage = buildDune2Package; };
+    dune-private-libs = callPackage ../development/ocaml-modules/dune-private-libs { };
 
     earley = callPackage ../development/ocaml-modules/earley { };
 
@@ -364,6 +347,11 @@ let
 
     gmetadom = callPackage ../development/ocaml-modules/gmetadom { };
 
+    graphics =
+    if lib.versionOlder "4.09" ocaml.version
+    then callPackage ../development/ocaml-modules/graphics { }
+    else null;
+
     graphql = callPackage ../development/ocaml-modules/graphql { };
 
     graphql-cohttp = callPackage ../development/ocaml-modules/graphql/cohttp.nix { };
@@ -428,7 +416,9 @@ let
 
     js_of_ocaml-ppx = callPackage ../development/tools/ocaml/js_of_ocaml/ppx.nix {};
 
-    js_of_ocaml-ppx_deriving_json = callPackage ../development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix {};
+    js_of_ocaml-ppx_deriving_json = callPackage ../development/tools/ocaml/js_of_ocaml/ppx_deriving_json.nix {
+      ppxlib = ppxlib.override { version = "0.12.0"; };
+    };
 
     js_of_ocaml-tyxml = callPackage ../development/tools/ocaml/js_of_ocaml/tyxml.nix {};
 
@@ -558,6 +548,10 @@ let
       lwt = ocaml_lwt;
     };
 
+    npy = callPackage ../development/ocaml-modules/npy {
+      inherit (pkgs.python3Packages) numpy;
+    };
+
     num = if lib.versionOlder "4.06" ocaml.version
       then callPackage ../development/ocaml-modules/num {}
       else null;
@@ -619,6 +613,10 @@ let
 
     pgocaml = callPackage ../development/ocaml-modules/pgocaml {};
 
+    pgocaml_ppx = callPackage ../development/ocaml-modules/pgocaml/ppx.nix {};
+
+    ocaml-r = callPackage ../development/ocaml-modules/ocaml-r { };
+
     ocaml-sat-solvers = callPackage ../development/ocaml-modules/ocaml-sat-solvers { };
 
     ocamlscript = callPackage ../development/tools/ocaml/ocamlscript { };
@@ -1201,16 +1199,10 @@ let
 
     ocamlnat = callPackage  ../development/ocaml-modules/ocamlnat { };
 
-    trv = callPackage ../development/tools/misc/trv { };
-
     omake_rc1 = callPackage ../development/tools/ocaml/omake/0.9.8.6-rc1.nix { };
 
     google-drive-ocamlfuse = callPackage ../applications/networking/google-drive-ocamlfuse { };
 
-    unison = callPackage ../applications/networking/sync/unison {
-      enableX11 = config.unison.enableX11 or true;
-    };
-
     hol_light = callPackage ../applications/science/logic/hol_light { };
 
   })).overrideScope' liftJaneStreet;
@@ -1240,7 +1232,7 @@ in let inherit (pkgs) callPackage; in rec
 
   ocamlPackages_4_10 = mkOcamlPackages (callPackage ../development/compilers/ocaml/4.10.nix { });
 
-  ocamlPackages_latest = ocamlPackages_4_09;
+  ocamlPackages_latest = ocamlPackages_4_10;
 
-  ocamlPackages = ocamlPackages_4_07;
+  ocamlPackages = ocamlPackages_4_08;
 }
diff --git a/pkgs/top-level/packages-config.nix b/pkgs/top-level/packages-config.nix
new file mode 100644
index 000000000000..8ce855780cf9
--- /dev/null
+++ b/pkgs/top-level/packages-config.nix
@@ -0,0 +1,13 @@
+# Used in the generation of package search database.
+{
+  # Ensures no aliases are in the results.
+  allowAliases = false;
+
+  # Enable recursion into attribute sets that nix-env normally doesn't look into
+  # so that we can get a more complete picture of the available packages for the
+  # purposes of the index.
+  packageOverrides = super: {
+    haskellPackages = super.recurseIntoAttrs super.haskellPackages;
+    rPackages = super.recurseIntoAttrs super.rPackages;
+  };
+}
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 7a34d1f8ee6a..eb7a3905a66b 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -532,6 +532,21 @@ let
     };
   };
 
+  Applify = buildPerlPackage {
+    pname = "Applify";
+    version = "0.21";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/J/JH/JHTHORSEN/Applify-0.21.tar.gz";
+      sha256 = "e34bc64c12c42369af6db7d17e3e20059b9d97ed50f8e487bf610008525eb84d";
+    };
+    meta = {
+      homepage = "https://github.com/jhthorsen/applify";
+      description = "Write object oriented scripts with ease";
+      license = stdenv.lib.licenses.artistic2;
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   Appperlbrew = buildPerlModule {
     pname = "App-perlbrew";
     version = "0.88";
@@ -863,6 +878,39 @@ let
     };
   };
 
+  AuthenSASLSASLprep = buildPerlModule {
+    pname = "Authen-SASL-SASLprep";
+    version = "1.100";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/C/CF/CFAERBER/Authen-SASL-SASLprep-1.100.tar.gz";
+      sha256 = "a4cccc34bb3f53acf0ba78c9fc61af8d156d109d1c10487ba5988a55077d1f70";
+    };
+    buildInputs = [ TestNoWarnings ];
+    propagatedBuildInputs = [ UnicodeStringprep ];
+    meta = {
+      description = "A Stringprep Profile for User Names and Passwords (RFC 4013)";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
+  AuthenSCRAM = buildPerlPackage {
+    pname = "Authen-SCRAM";
+    version = "0.011";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DA/DAGOLDEN/Authen-SCRAM-0.011.tar.gz";
+      sha256 = "45108c239a7373d00941dcf0d171acd03e7c16a63ce6f7d9568ff052b17cf5a8";
+    };
+    buildInputs = [ TestFailWarnings TestFatal ];
+    propagatedBuildInputs = [ AuthenSASLSASLprep CryptURandom Moo PBKDF2Tiny TryTiny TypeTiny namespaceclean ];
+    meta = {
+      homepage = "https://github.com/dagolden/Authen-SCRAM";
+      description = "Salted Challenge Response Authentication Mechanism (RFC 5802)";
+      license = stdenv.lib.licenses.asl20;
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   AuthenSimple = buildPerlPackage {
     pname = "Authen-Simple";
     version = "0.5";
@@ -1195,6 +1243,21 @@ let
     };
   };
 
+  BytesRandomSecure = buildPerlPackage {
+    pname = "Bytes-Random-Secure";
+    version = "0.29";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DA/DAVIDO/Bytes-Random-Secure-0.29.tar.gz";
+      sha256 = "53bbd339e6a11efca07c619a615c7c188a68bb2be849a1cb7efc3dd4d9ae85ae";
+    };
+    propagatedBuildInputs = [ CryptRandomSeed MathRandomISAAC ];
+    meta = {
+      description = "Perl extension to generate cryptographically-secure random bytes";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   CacheCache = buildPerlPackage {
     pname = "Cache-Cache";
     version = "1.08";
@@ -3279,6 +3342,13 @@ let
       url = mirror://cpan/authors/id/A/AN/ANDK/CPAN-2.27.tar.gz;
       sha256 = "b4b1471a2881e2d616f59e723879b4110ae485b79d5962f115119c28cf69e07f";
     };
+    patches = [
+      (fetchpatch {
+        url = "https://github.com/andk/cpanpm/commit/10da44f1757aff6971e3bc4ed38ab115e738c740.diff";
+        name = "patch-YAML-modules-default-for-LoadBlessed-was-changed-to-false";
+        sha256 = "0sr2nxkr1cwavpvpxsqcsryfd5fjv4fkxfihd03jzavv5awj79hp";
+      })
+    ];
     propagatedBuildInputs = [ ArchiveZip CPANChecksums CPANPerlReleases Expect FileHomeDir LWP LogLog4perl ModuleBuild TermReadKey YAML YAMLLibYAML YAMLSyck ];
     meta = {
       description = "Query, download and build perl modules from CPAN sites";
@@ -3437,6 +3507,12 @@ let
       url = mirror://cpan/authors/id/A/AJ/AJGB/Crypt-Curve25519-0.06.tar.gz;
       sha256 = "1ir0gfxm8i7r9zyfs2zvil5jgwirl7j6cb9cm1p2kjpfnhyp0j4z";
     };
+    patches = [
+      (fetchpatch {
+        url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/dev-perl/Crypt-Curve25519/files/Crypt-Curve25519-0.60.0-fmul-fixedvar.patch?id=cec727ad614986ca1e6b9468eea7f1a5a9183382";
+        sha256 = "0l005jzxp6q6vyl3p43ji47if0v9inscnjl0vxaqzf6c17akgbhf";
+      })
+    ];
     meta = {
       description = "Generate shared secret using elliptic-curve Diffie-Hellman function";
       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
@@ -3544,6 +3620,22 @@ let
     };
   };
 
+  CryptRandomSeed = buildPerlPackage {
+    pname = "Crypt-Random-Seed";
+    version = "0.03";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DA/DANAJ/Crypt-Random-Seed-0.03.tar.gz";
+      sha256 = "593da54b522c09cc26bbcc0e4e49c1c8e688a6fd33b0726af801d722a5c8d0f1";
+    };
+    propagatedBuildInputs = [ CryptRandomTESHA2 ];
+    meta = {
+      homepage = "https://github.com/danaj/Crypt-Random-Seed";
+      description = "Provide strong randomness for seeding";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   CryptRandomSource = buildPerlModule {
     pname = "Crypt-Random-Source";
     version = "0.14";
@@ -3559,6 +3651,20 @@ let
     };
   };
 
+  CryptRandomTESHA2 = buildPerlPackage {
+    pname = "Crypt-Random-TESHA2";
+    version = "0.01";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DA/DANAJ/Crypt-Random-TESHA2-0.01.tar.gz";
+      sha256 = "a0912b42c52be173da528d5527e40d967324bc04ac78d9fc2ddc91ff16fe9633";
+    };
+    meta = {
+      homepage = "https://github.com/danaj/Crypt-Random-TESHA2";
+      description = "Random numbers using timer/schedule entropy, aka userspace voodoo entropy";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+    };
+  };
+
   CryptRC4 = buildPerlPackage {
     pname = "Crypt-RC4";
     version = "2.02";
@@ -3606,6 +3712,20 @@ let
     };
   };
 
+  CryptURandom = buildPerlPackage {
+    pname = "Crypt-URandom";
+    version = "0.36";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DD/DDICK/Crypt-URandom-0.36.tar.gz";
+      sha256 = "81fec9921adc5d3c91cbe0ad8cb2bb89b045c4fb0de9cb3c43f17e58e477f8a1";
+    };
+    meta = {
+      description = "Provide non blocking randomness";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   CryptScryptKDF = buildPerlModule {
     pname = "Crypt-ScryptKDF";
     version = "0.010";
@@ -3639,8 +3759,8 @@ let
       url = mirror://cpan/authors/id/T/TT/TTAR/Crypt-OpenSSL-AES-0.02.tar.gz;
       sha256 = "b66fab514edf97fc32f58da257582704a210c2b35e297d5c31b7fa2ffd08e908";
     };
-    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl_1_0_2.dev}/include";
-    NIX_CFLAGS_LINK = "-L${pkgs.openssl_1_0_2.out}/lib -lcrypto";
+    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl.dev}/include";
+    NIX_CFLAGS_LINK = "-L${pkgs.openssl.out}/lib -lcrypto";
     meta = with stdenv.lib; {
       description = "Perl wrapper around OpenSSL's AES library";
       license = with licenses; [ artistic1 gpl1Plus ];
@@ -3654,8 +3774,8 @@ let
       url = mirror://cpan/authors/id/K/KM/KMX/Crypt-OpenSSL-Bignum-0.09.tar.gz;
       sha256 = "1p22znbajq91lbk2k3yg12ig7hy5b4vy8igxwqkmbm4nhgxp4ki3";
     };
-    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl_1_0_2.dev}/include";
-    NIX_CFLAGS_LINK = "-L${pkgs.openssl_1_0_2.out}/lib -lcrypto";
+    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl.dev}/include";
+    NIX_CFLAGS_LINK = "-L${pkgs.openssl.out}/lib -lcrypto";
   };
 
   CryptOpenSSLGuess = buildPerlPackage {
@@ -3692,8 +3812,8 @@ let
       sha256 = "4173403ad4cf76732192099f833fbfbf3cd8104e0246b3844187ae384d2c5436";
     };
     propagatedBuildInputs = [ CryptOpenSSLRandom ];
-    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl_1_0_2.dev}/include";
-    NIX_CFLAGS_LINK = "-L${pkgs.openssl_1_0_2.out}/lib -lcrypto";
+    NIX_CFLAGS_COMPILE = "-I${pkgs.openssl.dev}/include";
+    NIX_CFLAGS_LINK = "-L${pkgs.openssl.out}/lib -lcrypto";
     buildInputs = [ CryptOpenSSLGuess ];
   };
 
@@ -3751,14 +3871,15 @@ let
 
   CryptSSLeay = buildPerlPackage {
     pname = "Crypt-SSLeay";
-    version = "0.72";
+    version = "0.73_06";
     src = fetchurl {
-      url = mirror://cpan/authors/id/N/NA/NANIS/Crypt-SSLeay-0.72.tar.gz;
-      sha256 = "1s7zm6ph37kg8jzaxnhi4ff4snxl7mi5h14arxbri0kp6s0lzlzm";
+      url = "mirror://cpan/authors/id/N/NA/NANIS/Crypt-SSLeay-0.73_06.tar.gz";
+      sha256 = "0b159lw3ia5r87qsgff3qhdnz3l09xcz04rbk4ji7fbyr12wmv7q";
     };
-    makeMakerFlags = "--libpath=${pkgs.openssl_1_0_2.out}/lib --incpath=${pkgs.openssl_1_0_2.dev}/include";
+
+    makeMakerFlags = "--libpath=${pkgs.openssl.out}/lib --incpath=${pkgs.openssl.dev}/include";
     buildInputs = [ PathClass ];
-    propagatedBuildInputs = [ LWPProtocolHttps ];
+    propagatedBuildInputs = [ LWPProtocolHttps BytesRandomSecure ];
   };
 
   CSSDOM = buildPerlPackage {
@@ -9465,11 +9586,11 @@ let
   # TODO: use CPAN version
   ImageExifTool = buildPerlPackage {
     pname = "Image-ExifTool";
-    version = "11.70";
+    version = "11.85";
 
     src = fetchurl {
-      url = "https://www.sno.phy.queensu.ca/~phil/exiftool/Image-ExifTool-11.70.tar.gz";
-      sha256 = "1z0s0zvga24m9dzp1lnrsvwv9qmvn21ifd9in520sd54ld774ifp";
+      url = "https://exiftool.org/Image-ExifTool-11.85.tar.gz";
+      sha256 = "15zqm0ly2b3paqg0ym44ib2mvh6k18a9q5rvdirwipqa127al2lb";
     };
 
     nativeBuildInputs = stdenv.lib.optional stdenv.isDarwin shortenPerlShebang;
@@ -9479,7 +9600,7 @@ let
 
     meta = with stdenv.lib; {
       description = "A tool to read, write and edit EXIF meta information";
-      homepage = https://www.sno.phy.queensu.ca/~phil/exiftool/;
+      homepage = "https://exiftool.org/";
 
       longDescription = ''
         ExifTool is a platform-independent Perl library plus a command-line
@@ -9695,10 +9816,10 @@ let
 
   JSONValidator = buildPerlPackage {
     pname = "JSON-Validator";
-    version = "3.18";
+    version = "3.23";
     src = fetchurl {
-      url = mirror://cpan/authors/id/J/JH/JHTHORSEN/JSON-Validator-3.18.tar.gz;
-      sha256 = "a62474311b57c0a01ad06a5e340ec10d3723d74fd019304c769ffc7a61b5a47a";
+      url = "mirror://cpan/authors/id/J/JH/JHTHORSEN/JSON-Validator-3.23.tar.gz";
+      sha256 = "1fzy2z7mkg5vgcjvykh5ay8yg6q496wi14x9wp5hc9agplsq7f0s";
     };
     buildInputs = [ TestDeep ];
     propagatedBuildInputs = [ DataValidateDomain DataValidateIP Mojolicious NetIDNEncode YAMLLibYAML ];
@@ -9759,6 +9880,28 @@ let
     };
   };
 
+  LaTeXML = buildPerlPackage {
+    pname = "LaTeXML";
+    version = "0.8.4";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/B/BR/BRMILLER/LaTeXML-0.8.4.tar.gz";
+      sha256 = "92599b45fb587ac14b2ba9cc84b85d9ddc2deaf1cbdc2e89e7a6559e1fbb34cc";
+    };
+    propagatedBuildInputs = [ ArchiveZip DBFile FileWhich IOString ImageSize JSONXS LWP ParseRecDescent TextUnidecode URI XMLLibXML XMLLibXSLT shortenPerlShebang ];
+    doCheck = false;  # epub test fails
+    postInstall = ''
+      shortenPerlShebang $out/bin/latexml
+      shortenPerlShebang $out/bin/latexmlc
+      shortenPerlShebang $out/bin/latexmlfind
+      shortenPerlShebang $out/bin/latexmlmath
+      shortenPerlShebang $out/bin/latexmlpost
+    '';
+    meta = {
+      description = "Transforms TeX and LaTeX into XML/HTML/MathML";
+      license = stdenv.lib.licenses.free;
+    };
+  };
+
   libapreq2 = buildPerlPackage {
     pname = "libapreq2";
     version = "2.13";
@@ -11091,10 +11234,10 @@ let
 
   MathGMP = buildPerlPackage {
     pname = "Math-GMP";
-    version = "2.19";
+    version = "2.20";
     src = fetchurl {
-      url = mirror://cpan/authors/id/S/SH/SHLOMIF/Math-GMP-2.19.tar.gz;
-      sha256 = "1c07521m4d38hy2yx21hkwz22n2672bvrc4i21ldc68h85qy1q8i";
+      url = mirror://cpan/authors/id/S/SH/SHLOMIF/Math-GMP-2.20.tar.gz;
+      sha256 = "0psmpj3j8cw02b5bzb7qnkd4rcpxm82891rwpdi2hx2jxy0mznhn";
     };
     buildInputs = [ pkgs.gmp AlienGMP ];
     NIX_CFLAGS_COMPILE = "-I${pkgs.gmp.dev}/include";
@@ -12127,6 +12270,23 @@ let
     };
   };
 
+  MojoPg = buildPerlPackage {
+    pname = "Mojo-Pg";
+    version = "4.18";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/S/SR/SRI/Mojo-Pg-4.18.tar.gz";
+      sha256 = "31baacc0d6693886b3580e4b3ec6f2d053be8578809c9c1750753576bd1bda3c";
+    };
+    buildInputs = [ TestDeep ];
+    propagatedBuildInputs = [ DBDPg Mojolicious SQLAbstract ];
+    meta = {
+      homepage = "https://github.com/mojolicious/mojo-pg";
+      description = "Mojolicious <3 PostgreSQL";
+      license = stdenv.lib.licenses.artistic2;
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   MonitoringPlugin = buildPerlPackage {
     pname = "Monitoring-Plugin";
     version = "0.40";
@@ -13085,6 +13245,11 @@ let
       url = mirror://cpan/authors/id/A/AB/ABH/Mozilla-CA-20180117.tar.gz;
       sha256 = "f2cc9fbe119f756313f321e0d9f1fac0859f8f154ac9d75b1a264c1afdf4e406";
     };
+
+    postPatch = ''
+      ln -s --force ${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt lib/Mozilla/CA/cacert.pem
+    '';
+
     meta = {
       description = "Mozilla's CA cert bundle in PEM format";
       license = stdenv.lib.licenses.mpl20;
@@ -14023,6 +14188,22 @@ let
     };
   };
 
+  OpenAPIClient = buildPerlPackage rec {
+    pname = "OpenAPI-Client";
+    version = "0.24";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/J/JH/JHTHORSEN/OpenAPI-Client-0.24.tar.gz";
+      sha256 = "2420a2d1a9bc24a644c9ba12d77f1252ac2209ef0ac5a432153fe49c840faf28";
+    };
+    propagatedBuildInputs = [ JSONValidator MojoliciousPluginOpenAPI ];
+    meta = {
+      homepage = "https://github.com/jhthorsen/openapi-client";
+      description = "A client for talking to an Open API powered server";
+      license = stdenv.lib.licenses.artistic2;
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   OpenGL = buildPerlPackage rec {
     pname = "OpenGL";
     version = "0.70";
@@ -14422,6 +14603,19 @@ let
     };
   };
 
+  ParseYapp = buildPerlPackage {
+    pname = "Parser-Yapp";
+    version = "1.21";
+    src = fetchurl {
+      url = mirror://cpan/authors/id/W/WB/WBRASWELL/Parse-Yapp-1.21.tar.gz;
+      sha256 = "1r8kbyk0qd4ficmabj753kjpq0ib0csk01169w7jxflg62cfj41q";
+    };
+    meta = {
+      description = "Perl extension for generating and using LALR parsers";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+    };
+  };
+
   PathClass = buildPerlModule {
     pname = "Path-Class";
     version = "0.37";
@@ -14484,6 +14678,21 @@ let
     };
   };
 
+  PBKDF2Tiny = buildPerlPackage {
+    pname = "PBKDF2-Tiny";
+    version = "0.005";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/D/DA/DAGOLDEN/PBKDF2-Tiny-0.005.tar.gz";
+      sha256 = "b4e21dc59b30265eaaa41b705087ec03447d9c655a14ac40ff46e4de29eabf8e";
+    };
+    meta = {
+      homepage = "https://github.com/dagolden/PBKDF2-Tiny";
+      description = "Minimalist PBKDF2 (RFC 2898) with HMAC-SHA1 or HMAC-SHA2";
+      license = stdenv.lib.licenses.asl20;
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   pcscperl = buildPerlPackage {
     pname = "pcsc-perl";
     version = "1.4.14";
@@ -14595,6 +14804,21 @@ let
     };
   };
 
+  PerlIOgzip = buildPerlPackage {
+    pname = "PerlIO-gzip";
+    version = "0.20";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/N/NW/NWCLARK/PerlIO-gzip-0.20.tar.gz";
+      sha256 = "4848679a3f201e3f3b0c5f6f9526e602af52923ffa471a2a3657db786bd3bdc5";
+    };
+    buildInputs = [ pkgs.zlib ];
+    NIX_CFLAGS_LINK = "-L${pkgs.zlib.out}/lib -lz";
+    meta = {
+      description = "Perl extension to provide a PerlIO layer to gzip/gunzip";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+    };
+  };
+
   PerlIOutf8_strict = buildPerlPackage {
     pname = "PerlIO-utf8_strict";
     version = "0.007";
@@ -17134,11 +17358,11 @@ let
 
   SysVirt = buildPerlModule rec {
     pname = "Sys-Virt";
-    version = "5.4.0";
+    version = "6.1.0";
     src = assert version == pkgs.libvirt.version; pkgs.fetchgit {
       url = git://libvirt.org/libvirt-perl.git;
       rev = "v${version}";
-      sha256 = "0csg10mydcif2l0qf16nlphq6ih5378nk6dk1vznf5bspws2ch7a";
+      sha256 = "00w4fmki7ff7i9bi39w2w15mvv38b5ifwk3zib90ny536r3n63sb";
     };
     nativeBuildInputs = [ pkgs.pkgconfig ];
     buildInputs = [ pkgs.libvirt CPANChanges TestPod TestPodCoverage XMLXPath ];
@@ -19073,7 +19297,7 @@ let
       install_name_tool -change "$oldPath" "$newPath" "$out/bin/biblex"
       install_name_tool -change "$oldPath" "$newPath" "$out/bin/bibparse"
       install_name_tool -change "$oldPath" "$newPath" "$out/bin/dumpnames"
-      install_name_tool -change "$oldPath" "$newPath" "$out/${perl.libPrefix}/${perl.version}/darwin-2level/auto/Text/BibTeX/BibTeX.bundle"
+      install_name_tool -change "$oldPath" "$newPath" "$out/${perl.libPrefix}/${perl.version}/darwin"*"-2level/auto/Text/BibTeX/BibTeX.bundle"
     '';
     meta = {
       description = "Interface to read and parse BibTeX files";
@@ -19226,6 +19450,20 @@ let
     buildInputs = [ FileFindRule TestPod TestPodCoverage ];
   };
 
+  TextLorem = buildPerlModule {
+    pname = "Text-Lorem";
+    version = "0.3";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/A/AD/ADEOLA/Text-Lorem-0.3.tar.gz";
+      sha256 = "64bb636fb21213101a646b414ecbdc1b55edf905cbcdc7f5d24774ec5061fe2d";
+    };
+    meta = {
+      description = "Generate random Latin looking text";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   TestManifest = buildPerlPackage {
     pname = "Test-Manifest";
     version = "2.021";
@@ -20143,6 +20381,21 @@ let
     };
   };
 
+  UnicodeStringprep = buildPerlModule {
+    pname = "Unicode-Stringprep";
+    version = "1.105";
+    src = fetchurl {
+      url = "mirror://cpan/authors/id/C/CF/CFAERBER/Unicode-Stringprep-1.105.tar.gz";
+      sha256 = "e6bebbc58408231fd1317db9102449b3e7da4fa437e79f637382d36313efd011";
+    };
+    buildInputs = [ TestNoWarnings ];
+    meta = {
+      description = "Preparation of Internationalized Strings (RFC 3454)";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      maintainers = [ maintainers.sgo ];
+    };
+  };
+
   UnixGetrusage = buildPerlPackage {
     pname = "Unix-Getrusage";
     version = "0.03";
@@ -20956,6 +21209,10 @@ let
       url = mirror://cpan/authors/id/M/MI/MIROD/XML-Twig-3.52.tar.gz;
       sha256 = "1bc0hrz4jp6199hi29sdxmb9gyy45whla9hd19yqfasgq8k5ixzy";
     };
+    postInstall = ''
+      mkdir -p $out/bin
+      cp tools/xml_grep/xml_grep $out/bin
+    '';
     propagatedBuildInputs = [ XMLParser ];
     doCheck = false;  # requires lots of extra packages
   };
diff --git a/pkgs/top-level/php-packages.nix b/pkgs/top-level/php-packages.nix
index e439ebe71881..cc830fa34986 100644
--- a/pkgs/top-level/php-packages.nix
+++ b/pkgs/top-level/php-packages.nix
@@ -1,4 +1,8 @@
-{ pkgs, fetchgit, php }:
+{ stdenv, lib, pkgs, fetchgit, php, autoconf, pkgconfig, re2c
+, bzip2, curl, libxml2, openssl, gmp5, icu, oniguruma, libsodium, html-tidy
+, libzip, zlib, pcre, pcre2, libxslt, aspell, openldap, cyrus_sasl, uwimap
+, pam, libiconv, enchant1, libXpm, gd, libwebp, libjpeg, libpng, freetype
+, libffi, freetds, postgresql, sqlite, recode, net-snmp, unixODBC }:
 
 let
   self = with self; {
@@ -74,12 +78,12 @@ let
   };
 
   composer = mkDerivation rec {
-    version = "1.9.1";
+    version = "1.9.3";
     pname = "composer";
 
     src = pkgs.fetchurl {
       url = "https://getcomposer.org/download/${version}/composer.phar";
-      sha256 = "04a1fqxhxrckgxw9xbx7mplkzw808k2dz4jqsxq2dy7w6y80n88z";
+      sha256 = "VRZVwvyB9BBlCPQrvEsk6r00sCKxO8Hn2WQr9IPQp9Q=";
     };
 
     dontUnpack = true;
@@ -201,13 +205,13 @@ let
 
   maxminddb = buildPecl rec {
     pname = "maxminddb";
-    version = "1.5.0";
+    version = "1.6.0";
 
     src = pkgs.fetchFromGitHub {
       owner = "maxmind";
       repo = "MaxMind-DB-Reader-php";
       rev = "v${version}";
-      sha256 = "1ilgpx36rgihjr8s4bvkbms5hl6xy7mymna3ym2bl4lb15vkr0sm";
+      sha256 = "0sa943ij9pgz55aik93lllb8lh063bvr66ibn77p3y3p41vdiabz";
     };
 
     buildInputs = [ pkgs.libmaxminddb ];
@@ -287,6 +291,20 @@ let
     meta.broken = isPhp74; # Build error
   };
 
+  pdo_oci = buildPecl rec {
+    inherit (php) src version;
+
+    pname = "pdo_oci";
+    sourceRoot = "php-${version}/ext/pdo_oci";
+
+    buildInputs = [ pkgs.oracle-instantclient ];
+    configureFlags = [ "--with-pdo-oci=instantclient,${pkgs.oracle-instantclient.lib}/lib" ];
+
+    postPatch = ''
+      sed -i -e 's|OCISDKMANINC=`.*$|OCISDKMANINC="${pkgs.oracle-instantclient.dev}/include"|' config.m4
+    '';
+  };
+
   pdo_sqlsrv = buildPecl {
     version = "5.8.0";
     pname = "pdo_sqlsrv";
@@ -427,12 +445,12 @@ let
   };
 
   phpstan = mkDerivation rec {
-    version = "0.12.4";
+    version = "0.12.14";
     pname = "phpstan";
 
     src = pkgs.fetchurl {
       url = "https://github.com/phpstan/phpstan/releases/download/${version}/phpstan.phar";
-      sha256 = "1h386zsbfw9f1r00pjbvj749q1fg5q22sgrnx7rqjrnwmbl5mh36";
+      sha256 = "JAq1/+bVhTgKRR7oFusqZ/yBOYewaOM38ZoiCjirsTg=";
     };
 
     phases = [ "installPhase" ];
@@ -522,12 +540,12 @@ let
   };
 
   psalm = mkDerivation rec {
-    version = "3.7.2";
+    version = "3.9.3";
     pname = "psalm";
 
     src = pkgs.fetchurl {
       url = "https://github.com/vimeo/psalm/releases/download/${version}/psalm.phar";
-      sha256 = "0mcxlckycvpxxc6h0x0kdidbq2l4m3xws1v3kdf797js234x0vjx";
+      sha256 = "KHm2n06y/yxN5B2rCVxT5ja7HxkyxAMsjZ5HLb3xr4M=";
     };
 
     phases = [ "installPhase" ];
@@ -650,6 +668,8 @@ let
 
     doCheck = true;
     checkTarget = "test";
+
+    zendExtension = true;
   };
 
   yaml = buildPecl {
@@ -677,4 +697,217 @@ let
 
     nativeBuildInputs = [ pkgs.pkgconfig ];
   };
+
+  exts = let
+    # Function to build a single php extension based on the php version.
+    #
+    # Name passed is the name of the extension and is automatically used
+    # to add the configureFlag "--enable-${name}", which can be overriden.
+    #
+    # Build inputs is used for extra deps that may be needed. And zendExtension
+    # will mark the extension as a zend extension or not.
+    mkExtension = {
+      name
+      , configureFlags ? [ "--enable-${name}" ]
+      , buildInputs ? []
+      , zendExtension ? false
+      , ...
+    }: stdenv.mkDerivation {
+      pname = "php-ext-${name}";
+
+      inherit (php) version src;
+      sourceRoot = "php-${php.version}/ext/${name}";
+
+      enableParallelBuilding = true;
+      nativeBuildInputs = [ php autoconf pkgconfig re2c ];
+      inherit configureFlags buildInputs zendExtension;
+
+      preConfigure = "phpize";
+
+      installPhase = ''
+        mkdir -p $out/lib/php/extensions
+        cp modules/${name}.so $out/lib/php/extensions/ext-${name}.so
+      '';
+    };
+
+    # This list contains build instructions for different modules that one may
+    # want to build.
+    #
+    # These will be passed as arguments to mkExtension above.
+    extensionData = let
+      pcre' = if (lib.versionAtLeast php.version "7.3") then pcre2 else pcre;
+    in [
+      { name = "bcmath"; }
+      { name = "bz2"; buildInputs = [ bzip2 ]; configureFlags = [ "--with-bz2=${bzip2.dev}" ]; }
+      { name = "calendar"; }
+      { name = "ctype"; }
+      { name = "curl"; buildInputs = [ curl ]; configureFlags = [ "--with-curl=${curl.dev}" ]; }
+      { name = "dba"; }
+      { name = "dom";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-dom" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "enchant";
+        buildInputs = [ enchant1 ];
+        configureFlags = [ "--with-enchant=${enchant1}" ];
+        # enchant1 doesn't build on darwin.
+        enable = (!stdenv.isDarwin); }
+      { name = "exif"; }
+      { name = "ffi"; buildInputs = [ libffi ]; enable = lib.versionAtLeast php.version "7.4"; }
+      { name = "fileinfo"; buildInputs = [ pcre' ]; }
+      { name = "filter"; buildInputs = [ pcre' ]; }
+      { name = "ftp"; buildInputs = [ openssl ]; }
+      { name = "gd";
+        buildInputs = [ zlib gd ];
+        configureFlags = [
+          "--enable-gd"
+          "--with-external-gd=${gd.dev}"
+          "--enable-gd-jis-conv"
+        ];
+        enable = lib.versionAtLeast php.version "7.4"; }
+      { name = "gd";
+        buildInputs = [ zlib gd libXpm ];
+        configureFlags = [
+          "--with-gd=${gd.dev}"
+          "--with-freetype-dir=${freetype.dev}"
+          "--with-jpeg-dir=${libjpeg.dev}"
+          "--with-png-dir=${libpng.dev}"
+          "--with-webp-dir=${libwebp}"
+          "--with-xpm-dir=${libXpm.dev}"
+          "--with-zlib-dir=${zlib.dev}"
+          "--enable-gd-jis-conv"
+        ];
+        enable = lib.versionOlder php.version "7.4"; }
+      ## gettext (7.2, 7.3, 7.4) -- configure: error: Cannot locate header file libintl.h
+      #{ name = "gettext";
+      #  buildInputs = [ gettext ];
+      #  configureFlags = "--with-gettext=${gettext}"; }
+      { name = "gmp";
+        buildInputs = [ gmp5 ];
+        configureFlags = [ "--with-gmp=${gmp5.dev}" ];
+        # gmp5 doesn't build on darwin.
+        enable = (!stdenv.isDarwin); }
+      { name = "hash"; enable = lib.versionOlder php.version "7.4"; }
+      { name = "iconv"; configureFlags = if stdenv.isDarwin then
+                           [ "--with-iconv=${libiconv}" ]
+                         else
+                           [ "--with-iconv" ]; }
+      { name = "imap";
+        buildInputs = [ uwimap openssl pam pcre' ];
+        configureFlags = [ "--with-imap=${uwimap}" "--with-imap-ssl" ];
+        # uwimap doesn't build on darwin.
+        enable = (!stdenv.isDarwin); }
+      # interbase (7.3, 7.2)
+      { name = "intl"; buildInputs = [ icu ]; }
+      { name = "json"; }
+      { name = "ldap";
+        buildInputs = [ openldap cyrus_sasl ];
+        configureFlags = [
+          "--with-ldap"
+          "LDAP_DIR=${openldap.dev}"
+          "LDAP_INCDIR=${openldap.dev}/include"
+          "LDAP_LIBDIR=${openldap.out}/lib"
+        ] ++ lib.optional stdenv.isLinux "--with-ldap-sasl=${cyrus_sasl.dev}"; }
+      { name = "mbstring"; buildInputs = [ oniguruma ]; }
+      { name = "mysqli"; configureFlags = [ "--with-mysqli=mysqlnd" "--with-mysql-sock=/run/mysqld/mysqld.sock" ]; }
+      # oci8 (7.4, 7.3, 7.2)
+      # odbc (7.4, 7.3, 7.2)
+      { name = "opcache"; buildInputs = [ pcre' ]; zendExtension = true; }
+      { name = "pcntl"; }
+      { name = "pdo"; }
+      { name = "pdo_dblib";
+        configureFlags = [ "--with-pdo-dblib=${freetds}" ];
+        # Doesn't seem to work on darwin.
+        enable = (!stdenv.isDarwin); }
+      # pdo_firebird (7.4, 7.3, 7.2)
+      { name = "pdo_mysql"; configureFlags = [ "--with-pdo-mysql=mysqlnd" ]; }
+      # pdo_oci (7.4, 7.3, 7.2)
+      { name = "pdo_odbc"; configureFlags = [ "--with-pdo-odbc=unixODBC,${unixODBC}" ]; }
+      { name = "pdo_pgsql"; configureFlags = [ "--with-pdo-pgsql=${postgresql}" ]; }
+      { name = "pdo_sqlite"; buildInputs = [ sqlite ]; configureFlags = [ "--with-pdo-sqlite=${sqlite.dev}" ]; }
+      { name = "pgsql"; buildInputs = [ pcre' ]; configureFlags = [ "--with-pgsql=${postgresql}" ]; }
+      { name = "phar"; buildInputs = [ pcre' openssl ]; }
+      { name = "posix"; }
+      { name = "pspell"; configureFlags = [ "--with-pspell=${aspell}" ]; }
+      ## readline (7.4, 7.3, 7.2) -- configure: error: Please reinstall libedit - I cannot find readline.h
+      #{ name = "readline";
+      #  buildInputs = [ libedit readline ];
+      #  configureFlags = [ "--with-readline=${readline.dev}" ]; }
+      { name = "recode";
+        configureFlags = [ "--with-recode=${recode}" ];
+        # Removed in php 7.4.
+        enable = lib.versionOlder php.version "7.4"; }
+      { name = "session"; }
+      { name = "shmop"; }
+      { name = "simplexml";
+        buildInputs = [ libxml2 pcre' ];
+        configureFlags = [ "--enable-simplexml" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "snmp";
+        buildInputs = [ net-snmp openssl ];
+        configureFlags = [ "--with-snmp" ];
+        # net-snmp doesn't build on darwin.
+        enable = (!stdenv.isDarwin); }
+      { name = "soap";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-soap" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "sockets"; }
+      { name = "sodium"; buildInputs = [ libsodium ]; }
+      { name = "sysvmsg"; }
+      { name = "sysvsem"; }
+      { name = "sysvshm"; }
+      { name = "tidy"; configureFlags = [ "--with-tidy=${html-tidy}" ]; }
+      { name = "tokenizer"; }
+      { name = "wddx";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-wddx" "--with-libxml-dir=${libxml2.dev}" ];
+        # Removed in php 7.4.
+        enable = lib.versionOlder php.version "7.4"; }
+      { name = "xml";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-xml" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "xmlreader";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-xmlreader CFLAGS=-I../.." ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "xmlrpc";
+        buildInputs = [ libxml2 libiconv ];
+        configureFlags = [ "--with-xmlrpc" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "xmlwriter";
+        buildInputs = [ libxml2 ];
+        configureFlags = [ "--enable-xmlwriter" ]
+          # Required to build on darwin.
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-libxml-dir=${libxml2.dev}" ]; }
+      { name = "xsl"; buildInputs = [ libxslt libxml2 ]; configureFlags = [ "--with-xsl=${libxslt.dev}" ]; }
+      { name = "zend_test"; }
+      { name = "zip"; buildInputs = [ libzip pcre' ];
+        configureFlags = [ "--with-zip" ]
+          ++ lib.optional (lib.versionOlder php.version "7.4") [ "--with-zlib-dir=${zlib.dev}" ]
+          ++ lib.optional (lib.versionOlder php.version "7.3") [ "--with-libzip" ]; }
+    ];
+
+    # Convert the list of attrs:
+    # [ { name = <name>; ... } ... ]
+    # to a list of
+    # [ { name = <name>; value = <extension drv>; } ... ]
+    #
+    # which we later use listToAttrs to make all attrs available by name.
+    #
+    # Also filter out extensions based on the enable property.
+    namedExtensions = builtins.map (drv: {
+      name = drv.name;
+      value = mkExtension drv;
+    }) (builtins.filter (i: i.enable or true) extensionData);
+
+    # Produce the final attribute set of all extensions defined.
+  in builtins.listToAttrs namedExtensions;
 }; in self
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7d1892f2be11..8e42fcd19f44 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -108,7 +108,7 @@ in {
   inherit buildSetupcfg;
 
   inherit (callPackage ../development/interpreters/python/hooks { })
-    eggUnpackHook eggBuildHook eggInstallHook flitBuildHook pipBuildHook pipInstallHook pytestCheckHook pythonCatchConflictsHook pythonImportsCheckHook pythonRemoveBinBytecodeHook setuptoolsBuildHook setuptoolsCheckHook venvShellHook wheelUnpackHook;
+    eggUnpackHook eggBuildHook eggInstallHook flitBuildHook pipBuildHook pipInstallHook pytestCheckHook pythonCatchConflictsHook pythonImportsCheckHook pythonRemoveBinBytecodeHook pythonRemoveTestsDirHook setuptoolsBuildHook setuptoolsCheckHook venvShellHook wheelUnpackHook;
 
   # helpers
 
@@ -121,7 +121,10 @@ in {
 
   recursivePthLoader = callPackage ../development/python-modules/recursive-pth-loader { };
 
-  setuptools = callPackage ../development/python-modules/setuptools { };
+  setuptools = if isPy27 then
+    callPackage ../development/python-modules/setuptools/44.0.nix { }
+  else
+    callPackage ../development/python-modules/setuptools { };
 
   vowpalwabbit = callPackage ../development/python-modules/vowpalwabbit { };
 
@@ -187,7 +190,7 @@ in {
 
   argon2_cffi = callPackage ../development/python-modules/argon2_cffi { };
 
-  aria2p = callPackage ../development/python-modules/aria2p { inherit (pkgs) aria2 poetry; };
+  aria2p = callPackage ../development/python-modules/aria2p { inherit (pkgs) aria2; };
 
   arviz = callPackage ../development/python-modules/arviz { };
 
@@ -474,6 +477,8 @@ in {
 
   backports-shutil-which = callPackage ../development/python-modules/backports-shutil-which {};
 
+  bacpypes = callPackage ../development/python-modules/bacpypes {};
+
   bap = callPackage ../development/python-modules/bap {
     bap = pkgs.ocaml-ng.ocamlPackages_4_06.bap;
   };
@@ -484,6 +489,8 @@ in {
 
   bashlex = callPackage ../development/python-modules/bashlex { };
 
+  bayesian-optimization = callPackage ../development/python-modules/bayesian-optimization { };
+
   bayespy = callPackage ../development/python-modules/bayespy { };
 
   beanstalkc = callPackage ../development/python-modules/beanstalkc { };
@@ -498,12 +505,20 @@ in {
 
   boltons = callPackage ../development/python-modules/boltons { };
 
+  bravia-tv = callPackage ../development/python-modules/bravia-tv { };
+
   braintree = callPackage ../development/python-modules/braintree { };
 
+  breezy = callPackage ../development/python-modules/breezy { };
+
+  ciso8601 = callPackage ../development/python-modules/ciso8601 { };
+
   deepdiff = callPackage ../development/python-modules/deepdiff { };
 
   django-sesame = callPackage ../development/python-modules/django-sesame { };
 
+  bravado-core = callPackage ../development/python-modules/bravado-core { };
+
   breathe = callPackage ../development/python-modules/breathe { };
 
   brotli = callPackage ../development/python-modules/brotli { };
@@ -518,6 +533,8 @@ in {
 
   bugseverywhere = throw "bugseverywhere has been removed: Abandoned by upstream."; # Added 2019-11-27
 
+  bugsnag = callPackage ../development/python-modules/bugsnag { };
+
   cachecontrol = callPackage ../development/python-modules/cachecontrol { };
 
   cachelib = callPackage ../development/python-modules/cachelib { };
@@ -562,6 +579,8 @@ in {
 
   codespell = callPackage ../development/python-modules/codespell { };
 
+  convertdate = callPackage ../development/python-modules/convertdate { };
+
   crc32c = callPackage ../development/python-modules/crc32c { };
 
   curio = callPackage ../development/python-modules/curio { };
@@ -574,6 +593,8 @@ in {
 
   btchip = callPackage ../development/python-modules/btchip { };
 
+  databricks-cli = callPackage ../development/python-modules/databricks-cli { };
+
   datatable = callPackage ../development/python-modules/datatable {
     inherit (pkgs.llvmPackages) openmp libcxx libcxxabi;
   };
@@ -602,6 +623,8 @@ in {
 
   diofant = callPackage ../development/python-modules/diofant { };
 
+  dipy = callPackage ../development/python-modules/dipy { };
+
   docrep = callPackage ../development/python-modules/docrep { };
 
   dominate = callPackage ../development/python-modules/dominate { };
@@ -620,6 +643,8 @@ in {
 
   exchangelib = callPackage ../development/python-modules/exchangelib { };
 
+  dcmstack = callPackage ../development/python-modules/dcmstack { };
+
   dbus-python = callPackage ../development/python-modules/dbus {
     inherit (pkgs) dbus pkgconfig;
   };
@@ -779,6 +804,8 @@ in {
 
   i3ipc = callPackage ../development/python-modules/i3ipc { };
 
+  ignite = callPackage ../development/python-modules/ignite { };
+
   ihatemoney = callPackage ../development/python-modules/ihatemoney { };
 
   imutils = callPackage ../development/python-modules/imutils { };
@@ -791,12 +818,20 @@ in {
 
   inquirer = callPackage ../development/python-modules/inquirer { };
 
+  ipympl = callPackage ../development/python-modules/ipympl { };
+
   itanium_demangler = callPackage ../development/python-modules/itanium_demangler { };
 
   janus = callPackage ../development/python-modules/janus { };
 
+  jc = callPackage ../development/python-modules/jc { };
+
+  jellyfin-apiclient-python = callPackage ../development/python-modules/jellyfin-apiclient-python { };
+
   jira = callPackage ../development/python-modules/jira { };
 
+  jsonpath = callPackage ../development/python-modules/jsonpath { };
+
   junit-xml = callPackage ../development/python-modules/junit-xml { };
 
   junitparser = callPackage ../development/python-modules/junitparser { };
@@ -813,10 +848,16 @@ in {
 
   langdetect = callPackage ../development/python-modules/langdetect { };
 
+  launchpadlib = callPackage ../development/python-modules/launchpadlib { };
+
   lazr_config = callPackage ../development/python-modules/lazr/config.nix { };
 
   lazr_delegates = callPackage ../development/python-modules/lazr/delegates.nix { };
 
+  lazr-restfulclient = callPackage ../development/python-modules/lazr-restfulclient { };
+
+  lazr-uri = callPackage ../development/python-modules/lazr-uri { };
+
   libmr = callPackage ../development/python-modules/libmr { };
 
   limitlessled = callPackage ../development/python-modules/limitlessled { };
@@ -847,6 +888,8 @@ in {
 
   markerlib = callPackage ../development/python-modules/markerlib { };
 
+  mask-rcnn = callPackage ../development/python-modules/mask-rcnn { };
+
   matchpy = callPackage ../development/python-modules/matchpy { };
 
   maxminddb = callPackage ../development/python-modules/maxminddb { };
@@ -865,6 +908,10 @@ in {
     mpi = pkgs.openmpi;
   };
 
+  pycognito = callPackage ../development/python-modules/pycognito { };
+
+  python-mpv-jsonipc = callPackage ../development/python-modules/python-mpv-jsonipc { };
+
   msal = callPackage ../development/python-modules/msal { };
 
   msal-extensions = callPackage ../development/python-modules/msal-extensions { };
@@ -929,11 +976,12 @@ in {
 
   ortools = (toPythonModule (pkgs.or-tools.override {
     inherit (self) python;
-    pythonProtobuf = self.protobuf;
   })).python;
 
   osmnx = callPackage ../development/python-modules/osmnx { };
 
+  osmpythontools = callPackage ../development/python-modules/osmpythontools { };
+
   outcome = callPackage ../development/python-modules/outcome {};
 
   ovito = toPythonModule (pkgs.libsForQt5.callPackage ../development/python-modules/ovito {
@@ -962,6 +1010,8 @@ in {
 
   pdfx = callPackage ../development/python-modules/pdfx { };
 
+  pushover-complete = callPackage ../development/python-modules/pushover-complete { };
+
   pyicloud = callPackage ../development/python-modules/pyicloud { };
 
   pyperf = callPackage ../development/python-modules/pyperf { };
@@ -1143,6 +1193,8 @@ in {
 
   pymavlink = callPackage ../development/python-modules/pymavlink { };
 
+  pymeeus = callPackage ../development/python-modules/pymeeus { };
+
   pymsgbox = callPackage ../development/python-modules/pymsgbox { };
 
   pynisher = callPackage ../development/python-modules/pynisher { };
@@ -1200,6 +1252,8 @@ in {
 
   simplefix = callPackage ../development/python-modules/simplefix { };
 
+  pyscrypt = callPackage ../development/python-modules/pyscrypt { };
+
   pyside2-tools = toPythonModule (callPackage ../development/python-modules/pyside2-tools {
     inherit (pkgs) cmake qt5;
   });
@@ -1218,6 +1272,8 @@ in {
 
   pystache = callPackage ../development/python-modules/pystache { };
 
+  pystray = callPackage ../development/python-modules/pystray { };
+
   pytelegrambotapi = callPackage ../development/python-modules/pyTelegramBotAPI { };
 
   pytesseract = callPackage ../development/python-modules/pytesseract { };
@@ -1246,6 +1302,8 @@ in {
 
   pytest-tornado = callPackage ../development/python-modules/pytest-tornado { };
 
+  pytest-twisted = callPackage ../development/python-modules/pytest-twisted { };
+
   pytest-xprocess = callPackage ../development/python-modules/pytest-xprocess { };
 
   pytest-xvfb = callPackage ../development/python-modules/pytest-xvfb { };
@@ -1318,6 +1376,10 @@ in {
 
   pywebpush = callPackage ../development/python-modules/pywebpush { };
 
+  pywebview = callPackage ../development/python-modules/pywebview { };
+
+  pywick = callPackage ../development/python-modules/pywick { };
+
   pyxml = disabledIf isPy3k (callPackage ../development/python-modules/pyxml{ });
 
   pyvcd = callPackage ../development/python-modules/pyvcd { };
@@ -1348,6 +1410,10 @@ in {
 
   salmon-mail = callPackage ../development/python-modules/salmon-mail { };
 
+  sanic-auth = callPackage ../development/python-modules/sanic-auth { };
+
+  sapi-python-client = callPackage ../development/python-modules/sapi-python-client { };
+
   seekpath = callPackage ../development/python-modules/seekpath { };
 
   selectors2 = callPackage ../development/python-modules/selectors2 { };
@@ -1455,7 +1521,10 @@ in {
   sniffio = callPackage ../development/python-modules/sniffio { };
 
   spyder-kernels = callPackage ../development/python-modules/spyder-kernels {};
+  spyder-kernels_0_5 = callPackage ../development/python-modules/spyder-kernels/0.x.nix {};
+
   spyder = callPackage ../development/python-modules/spyder {};
+  spyder_3 = callPackage ../development/python-modules/spyder/3.nix { };
 
   tenacity = callPackage ../development/python-modules/tenacity { };
 
@@ -1485,6 +1554,8 @@ in {
 
   webapp2 = callPackage ../development/python-modules/webapp2 { };
 
+  wordcloud = callPackage ../development/python-modules/wordcloud { };
+
   wrf-python = callPackage ../development/python-modules/wrf-python { };
 
   pyunbound = callPackage ../tools/networking/unbound/python.nix { };
@@ -1678,7 +1749,7 @@ in {
 
   asn1ate = callPackage ../development/python-modules/asn1ate { };
 
-  atlassian-python-api = callPackage ../development/python-modules/atlassian-python-api { };  
+  atlassian-python-api = callPackage ../development/python-modules/atlassian-python-api { };
 
   atomiclong = callPackage ../development/python-modules/atomiclong { };
 
@@ -1748,6 +1819,8 @@ in {
 
   base58 = callPackage ../development/python-modules/base58 {};
 
+  batchgenerators = callPackage ../development/python-modules/batchgenerators { };
+
   batinfo = callPackage ../development/python-modules/batinfo {};
 
   bcdoc = callPackage ../development/python-modules/bcdoc {};
@@ -1758,6 +1831,8 @@ in {
 
   beaker = callPackage ../development/python-modules/beaker { };
 
+  bespon = callPackage ../development/python-modules/bespon { };
+
   betamax = callPackage ../development/python-modules/betamax {};
 
   betamax-matchers = callPackage ../development/python-modules/betamax-matchers { };
@@ -1816,7 +1891,7 @@ in {
     inherit (self) python numpy boost;
   });
 
-  capstone = callPackage ../development/python-modules/capstone { };
+  capstone = callPackage ../development/python-modules/capstone { inherit (pkgs) capstone; };
 
   capturer = callPackage ../development/python-modules/capturer { };
 
@@ -1892,6 +1967,8 @@ in {
 
   cvxopt = callPackage ../development/python-modules/cvxopt { };
 
+  cvxpy = callPackage ../development/python-modules/cvxpy { };
+
   cycler = callPackage ../development/python-modules/cycler { };
 
   cysignals = callPackage ../development/python-modules/cysignals { };
@@ -2181,6 +2258,11 @@ in {
 
   eth-utils = callPackage ../development/python-modules/eth-utils { };
 
+  gwyddion = disabledIf isPy3k (toPythonModule (pkgs.gwyddion.override {
+    pythonSupport = true;
+    pythonPackages = self;
+  }));
+
   impacket = callPackage ../development/python-modules/impacket { };
 
   jsonlines = callPackage ../development/python-modules/jsonlines { };
@@ -2193,6 +2275,10 @@ in {
 
   jsonrpc-websocket = callPackage ../development/python-modules/jsonrpc-websocket { };
 
+  hepmc3 = toPythonModule (pkgs.hepmc3.override {
+    inherit python;
+  });
+
   onkyo-eiscp = callPackage ../development/python-modules/onkyo-eiscp { };
 
   tablib = callPackage ../development/python-modules/tablib { };
@@ -2284,8 +2370,6 @@ in {
 
   pyhcl = callPackage ../development/python-modules/pyhcl { };
 
-  pyhepmc = callPackage ../development/python-modules/pyhepmc { };
-
   pytest = if isPy3k then self.pytest_5 else self.pytest_4;
 
   pytest_5 = callPackage ../development/python-modules/pytest {
@@ -2330,12 +2414,14 @@ in {
 
   pytest-doctestplus = callPackage ../development/python-modules/pytest-doctestplus { };
 
-  pytest-faulthandler = callPackage ../development/python-modules/pytest-faulthandler { };
-
   pytest-fixture-config = callPackage ../development/python-modules/pytest-fixture-config { };
 
   pytest-forked = callPackage ../development/python-modules/pytest-forked { };
 
+  pytest-html = callPackage ../development/python-modules/pytest-html { };
+
+  pytest-metadata = callPackage ../development/python-modules/pytest-metadata { };
+
   pytest-rerunfailures = callPackage ../development/python-modules/pytest-rerunfailures { };
 
   pytest-relaxed = callPackage ../development/python-modules/pytest-relaxed { };
@@ -2350,6 +2436,8 @@ in {
 
   pytest-isort = callPackage ../development/python-modules/pytest-isort { };
 
+  pytest-lazy-fixture = callPackage ../development/python-modules/pytest-lazy-fixture { };
+
   pytest-mpl = callPackage ../development/python-modules/pytest-mpl { };
 
   pytest-mock = callPackage ../development/python-modules/pytest-mock { };
@@ -2438,12 +2526,15 @@ in {
 
   digital-ocean = callPackage ../development/python-modules/digitalocean { };
 
+  digi-xbee = callPackage ../development/python-modules/digi-xbee { };
+
   leather = callPackage ../development/python-modules/leather { };
 
   libais = callPackage ../development/python-modules/libais { };
 
   libfdt = toPythonModule (pkgs.dtc.override {
     inherit python;
+    pythonSupport = true;
   });
 
   libtmux = callPackage ../development/python-modules/libtmux { };
@@ -2513,6 +2604,8 @@ in {
 
   discogs_client = callPackage ../development/python-modules/discogs_client { };
 
+  dlx = callPackage ../development/python-modules/dlx { };
+
   dmenu-python = callPackage ../development/python-modules/dmenu { };
 
   dnslib = callPackage ../development/python-modules/dnslib { };
@@ -2530,6 +2623,10 @@ in {
 
   docker_pycreds = callPackage ../development/python-modules/docker-pycreds {};
 
+  docloud = callPackage ../development/python-modules/docloud { };
+
+  docplex = callPackage ../development/python-modules/docplex { };
+
   docopt = callPackage ../development/python-modules/docopt { };
 
   doctest-ignore-unicode = callPackage ../development/python-modules/doctest-ignore-unicode { };
@@ -2621,12 +2718,22 @@ in {
 
   Fabric = callPackage ../development/python-modules/Fabric { };
 
+  fastdtw = callPackage ../development/python-modules/fastdtw { };
+
   faulthandler = if ! isPy3k
     then callPackage ../development/python-modules/faulthandler {}
     else throw "faulthandler is built into ${python.executable}";
 
   fb-re2 = callPackage ../development/python-modules/fb-re2 { };
 
+  ffmpeg-python = callPackage ../development/python-modules/ffmpeg-python { };
+
+  fenics = callPackage ../development/libraries/science/math/fenics {
+    inherit (pkgs) pkg-config;
+    mpi = pkgs.openmpi;
+    pytest = self.pytest_4;
+  };
+
   filetype = callPackage ../development/python-modules/filetype { };
 
   flammkuchen = callPackage ../development/python-modules/flammkuchen { };
@@ -2695,7 +2802,7 @@ in {
 
   gitdb = callPackage ../development/python-modules/gitdb { };
 
-  gitdb2 = callPackage ../development/python-modules/gitdb2 { };
+  gitdb2 = throw "gitdb2 has been deprecated, use gitdb instead."; # added 2020-03-14
 
   GitPython = callPackage ../development/python-modules/GitPython { };
 
@@ -2715,6 +2822,8 @@ in {
 
   google-pasta = callPackage ../development/python-modules/google-pasta { };
 
+  googletrans = callPackage ../development/python-modules/googletrans { };
+
   gpapi = callPackage ../development/python-modules/gpapi { };
   gplaycli = callPackage ../development/python-modules/gplaycli { };
 
@@ -2731,6 +2840,8 @@ in {
 
   gtimelog = callPackage ../development/python-modules/gtimelog { };
 
+  gtts = callPackage ../development/python-modules/gtts { };
+
   gurobipy = if stdenv.hostPlatform.system == "x86_64-darwin"
   then callPackage ../development/python-modules/gurobipy/darwin.nix {
     inherit (pkgs.darwin) cctools insert_dylib;
@@ -2743,6 +2854,10 @@ in {
 
   hbmqtt = callPackage ../development/python-modules/hbmqtt { };
 
+  helpdev = callPackage ../development/python-modules/helpdev { };
+
+  hickle = callPackage ../development/python-modules/hickle { };
+
   hiro = callPackage ../development/python-modules/hiro {};
 
   hglib = callPackage ../development/python-modules/hglib {};
@@ -2916,6 +3031,8 @@ in {
 
   mlrose = callPackage ../development/python-modules/mlrose { };
 
+  mlflow = callPackage ../development/python-modules/mlflow { };
+
   mt-940 = callPackage ../development/python-modules/mt-940 { };
 
   mwlib = callPackage ../development/python-modules/mwlib { };
@@ -2959,6 +3076,8 @@ in {
 
   oscrypto = callPackage ../development/python-modules/oscrypto { };
 
+  osqp = callPackage ../development/python-modules/osqp { };
+
   oyaml = callPackage ../development/python-modules/oyaml { };
 
   pamela = callPackage ../development/python-modules/pamela { };
@@ -3056,6 +3175,8 @@ in {
 
   pylama = callPackage ../development/python-modules/pylama { };
 
+  pylatexenc = callPackage ../development/python-modules/pylatexenc { };
+
   pymbolic = callPackage ../development/python-modules/pymbolic { };
 
   pymediainfo = callPackage ../development/python-modules/pymediainfo { };
@@ -3180,6 +3301,8 @@ in {
 
   rethinkdb = callPackage ../development/python-modules/rethinkdb { };
 
+  roku = callPackage ../development/python-modules/roku { };
+
   roman = callPackage ../development/python-modules/roman { };
 
   rotate-backups = callPackage ../tools/backup/rotate-backups { };
@@ -3244,8 +3367,6 @@ in {
 
   django_2_2 = callPackage ../development/python-modules/django/2_2.nix { };
 
-  django_1_8 = callPackage ../development/python-modules/django/1_8.nix { };
-
   django-allauth = callPackage ../development/python-modules/django-allauth { };
 
   django-anymail = callPackage ../development/python-modules/django-anymail {};
@@ -3326,20 +3447,6 @@ in {
 
   django_tagging = callPackage ../development/python-modules/django_tagging { };
 
-  django_tagging_0_4_3 = if
-       self.django.version != "1.8.19"
-  then throw "django_tagging_0_4_3 should be build with django_1_8"
-  else (callPackage ../development/python-modules/django_tagging {}).overrideAttrs (attrs: rec {
-    pname = "django-tagging";
-    version = "0.4.3";
-
-    src = fetchPypi {
-      inherit pname version;
-      sha256 = "0617azpmp6jpg3d88v2ir97qrc9aqcs2s9gyvv9bgf2cp55khxhs";
-    };
-    propagatedBuildInputs = with self; [ django ];
-  });
-
   django_classytags = callPackage ../development/python-modules/django_classytags { };
 
   # This package may need an older version of Django.
@@ -3399,12 +3506,16 @@ in {
 
   hg-git = callPackage ../development/python-modules/hg-git { };
 
+  hg-evolve = callPackage ../development/python-modules/hg-evolve { };
+
   dtopt = callPackage ../development/python-modules/dtopt { };
 
   easywatch = callPackage ../development/python-modules/easywatch { };
 
   ecdsa = callPackage ../development/python-modules/ecdsa { };
 
+  ecos = callPackage ../development/python-modules/ecos { };
+
   effect = callPackage ../development/python-modules/effect {};
 
   enum = callPackage ../development/python-modules/enum { };
@@ -3417,6 +3528,8 @@ in {
 
   et_xmlfile = callPackage ../development/python-modules/et_xmlfile { };
 
+  etesync = callPackage ../development/python-modules/etesync { };
+
   eventlet = callPackage ../development/python-modules/eventlet { };
 
   exifread = callPackage ../development/python-modules/exifread { };
@@ -3658,7 +3771,7 @@ in {
 
   git-sweep = callPackage ../development/python-modules/git-sweep { };
 
-  glances = callPackage ../development/python-modules/glances { };
+  glances = throw "glances has moved to pkgs.glances"; # added 2020-20-28
 
   github3_py = callPackage ../development/python-modules/github3_py { };
 
@@ -3762,6 +3875,8 @@ in {
 
   google_resumable_media = callPackage ../development/python-modules/google_resumable_media { };
 
+  gorilla = callPackage ../development/python-modules/gorilla { };
+
   gpgme = toPythonModule (pkgs.gpgme.override {
     pythonSupport = true;
     inherit python;
@@ -3771,6 +3886,10 @@ in {
     inherit (pkgs) pkgconfig;
   };
 
+  graphql-core = callPackage ../development/python-modules/graphql-core { };
+
+  graphql-server-core = callPackage ../development/python-modules/graphql-server-core { };
+
   grammalecte = callPackage ../development/python-modules/grammalecte { };
 
   greenlet = callPackage ../development/python-modules/greenlet { };
@@ -3801,7 +3920,10 @@ in {
 
   rebulk = callPackage ../development/python-modules/rebulk { };
 
-  gunicorn = callPackage ../development/python-modules/gunicorn { };
+  gunicorn = if isPy27 then
+          callPackage ../development/python-modules/gunicorn/19.nix { }
+        else
+          callPackage ../development/python-modules/gunicorn { };
 
   hawkauthlib = callPackage ../development/python-modules/hawkauthlib { };
 
@@ -3837,6 +3959,8 @@ in {
 
   colored = callPackage ../development/python-modules/colored { };
 
+  xdg = callPackage ../development/python-modules/xdg { };
+
   xdis = callPackage ../development/python-modules/xdis { };
 
   xnd = callPackage ../development/python-modules/xnd { };
@@ -3857,6 +3981,10 @@ in {
 
   ifaddr = callPackage ../development/python-modules/ifaddr { };
 
+  ifconfig-parser = callPackage ../development/python-modules/ifconfig-parser { };
+
+  imagecorruptions = callPackage ../development/python-modules/imagecorruptions { };
+
   imageio = callPackage ../development/python-modules/imageio { };
 
   imageio-ffmpeg = callPackage ../development/python-modules/imageio-ffmpeg { };
@@ -4041,6 +4169,11 @@ in {
     inherit (pkgs.linuxPackages) nvidia_x11;
   };
 
+  libgpiod = disabledIf (!isPy3k) (toPythonModule (pkgs.libgpiod.override {
+    enablePython = true;
+    python3 = python;
+  }));
+
   libkeepass = callPackage ../development/python-modules/libkeepass { };
 
   librepo = pipe pkgs.librepo [
@@ -4148,6 +4281,8 @@ in {
 
   marshmallow-enum = callPackage ../development/python-modules/marshmallow-enum { };
 
+  marshmallow-polyfield = callPackage ../development/python-modules/marshmallow-polyfield { };
+
   marshmallow-sqlalchemy = callPackage ../development/python-modules/marshmallow-sqlalchemy { };
 
   manuel = callPackage ../development/python-modules/manuel { };
@@ -4363,7 +4498,7 @@ in {
 
   nbconvert = callPackage ../development/python-modules/nbconvert { };
 
-  nbformat = if isPy3k then 
+  nbformat = if isPy3k then
     callPackage ../development/python-modules/nbformat { }
   else callPackage ../development/python-modules/nbformat/2.nix { };
 
@@ -4401,6 +4536,8 @@ in {
     inherit (pkgs) which;
   };
 
+  nitime = callPackage ../development/python-modules/nitime { };
+
   nixpkgs = callPackage ../development/python-modules/nixpkgs { };
 
   nixpkgs-pytools = callPackage ../development/python-modules/nixpkgs-pytools { };
@@ -4507,7 +4644,7 @@ in {
 
   offtrac = callPackage ../development/python-modules/offtrac { };
 
-  openpyxl = if isPy3k then
+  openpyxl = if pythonAtLeast "3.6" then
     callPackage ../development/python-modules/openpyxl { }
   else
     callPackage ../development/python-modules/openpyxl/2.nix { };
@@ -4520,6 +4657,8 @@ in {
 
   omegaconf = callPackage ../development/python-modules/omegaconf { };
 
+  opuslib = callPackage ../development/python-modules/opuslib { };
+
   orderedset = callPackage ../development/python-modules/orderedset { };
 
   python-multipart = callPackage ../development/python-modules/python-multipart { };
@@ -4639,6 +4778,8 @@ in {
 
   patch = callPackage ../development/python-modules/patch { };
 
+  patch-ng = callPackage ../development/python-modules/patch-ng { };
+
   pathos = callPackage ../development/python-modules/pathos { };
 
   patsy = callPackage ../development/python-modules/patsy { };
@@ -4736,6 +4877,8 @@ in {
 
   precis-i18n = callPackage ../development/python-modules/precis-i18n { };
 
+  promise = callPackage ../development/python-modules/promise { };
+
   prox-tv = callPackage ../development/python-modules/prox-tv {
     # We need to use blas instead of openblas on darwin,
     # see https://github.com/NixOS/nixpkgs/pull/45013.
@@ -4787,6 +4930,8 @@ in {
 
   ppft = callPackage ../development/python-modules/ppft { };
 
+  pproxy = callPackage ../development/python-modules/pproxy { };
+
   praw = if isPy3k then callPackage ../development/python-modules/praw { }
     else callPackage ../development/python-modules/praw/6.3.nix { };
 
@@ -4807,7 +4952,7 @@ in {
   protobuf = callPackage ../development/python-modules/protobuf {
     disabled = isPyPy;
     doCheck = !isPy3k;
-    protobuf = pkgs.protobuf;
+    protobuf = pkgs.protobuf3_8;
   };
 
   psd-tools = callPackage ../development/python-modules/psd-tools { };
@@ -4945,6 +5090,8 @@ in {
 
   pylint-plugin-utils = callPackage ../development/python-modules/pylint-plugin-utils { };
 
+  pymumble = callPackage ../development/python-modules/pymumble { };
+
   pyomo = callPackage ../development/python-modules/pyomo { };
 
   pyopencl = callPackage ../development/python-modules/pyopencl { };
@@ -4965,6 +5112,8 @@ in {
 
   pyshp = callPackage ../development/python-modules/pyshp { };
 
+  pysnow = callPackage ../development/python-modules/pysnow { };
+
   pysmbc = callPackage ../development/python-modules/pysmbc {
     inherit (pkgs) pkgconfig;
   };
@@ -4991,8 +5140,6 @@ in {
 
   pyinotify = callPackage ../development/python-modules/pyinotify { };
 
-  pyinsane2 = callPackage ../development/python-modules/pyinsane2 { };
-
   pyjwt = callPackage ../development/python-modules/pyjwt { };
 
   pykickstart = callPackage ../development/python-modules/pykickstart { };
@@ -5035,6 +5182,8 @@ in {
   python-simple-hipchat = callPackage ../development/python-modules/python-simple-hipchat {};
   python_simple_hipchat = self.python-simple-hipchat;
 
+  scs = callPackage ../development/python-modules/scs { scs = pkgs.scs; };
+
   python_keyczar = callPackage ../development/python-modules/python_keyczar { };
 
   python-language-server = callPackage ../development/python-modules/python-language-server {};
@@ -5057,6 +5206,8 @@ in {
 
   pynrrd = callPackage ../development/python-modules/pynrrd { };
 
+  pynvml = callPackage ../development/python-modules/pynvml { };
+
   pynzb = callPackage ../development/python-modules/pynzb { };
 
   process-tests = callPackage ../development/python-modules/process-tests { };
@@ -5069,6 +5220,8 @@ in {
 
   progressbar33 = callPackage ../development/python-modules/progressbar33 { };
 
+  protego = callPackage ../development/python-modules/protego {};
+
   ldap = callPackage ../development/python-modules/ldap {
     inherit (pkgs) openldap cyrus_sasl;
   };
@@ -5240,6 +5393,8 @@ in {
   # alias for an older package which did not support Python 3
   Quandl = callPackage ../development/python-modules/quandl { };
 
+  querystring_parser = callPackage ../development/python-modules/querystring-parser { };
+
   qscintilla-qt4 = callPackage ../development/python-modules/qscintilla { };
 
   qscintilla-qt5 = pkgs.libsForQt5.callPackage ../development/python-modules/qscintilla-qt5 {
@@ -5351,6 +5506,8 @@ in {
 
   Pyro4 = callPackage ../development/python-modules/pyro4 { };
 
+  Pyro5 = callPackage ../development/python-modules/pyro5 { };
+
   rope = callPackage ../development/python-modules/rope { };
 
   ropper = callPackage ../development/python-modules/ropper { };
@@ -5431,7 +5588,10 @@ in {
 
   scp = callPackage ../development/python-modules/scp {};
 
-  seaborn = callPackage ../development/python-modules/seaborn { };
+  seaborn = if isPy3k then
+    callPackage ../development/python-modules/seaborn { }
+  else
+    callPackage ../development/python-modules/seaborn/0.9.1.nix { };
 
   seabreeze = callPackage ../development/python-modules/seabreeze { };
 
@@ -5522,10 +5682,14 @@ in {
 
   sphinxcontrib-devhelp = callPackage ../development/python-modules/sphinxcontrib-devhelp {};
 
+  sphinxcontrib-fulltoc = callPackage ../development/python-modules/sphinxcontrib-fulltoc { };
+
   sphinxcontrib-htmlhelp = callPackage ../development/python-modules/sphinxcontrib-htmlhelp {};
 
   sphinxcontrib-jsmath = callPackage ../development/python-modules/sphinxcontrib-jsmath {};
 
+  sphinxcontrib-katex = callPackage ../development/python-modules/sphinxcontrib-katex { };
+
   sphinxcontrib-qthelp = callPackage ../development/python-modules/sphinxcontrib-qthelp {};
 
   sphinxcontrib-serializinghtml = callPackage ../development/python-modules/sphinxcontrib-serializinghtml {};
@@ -5625,7 +5789,7 @@ in {
 
   smmap = callPackage ../development/python-modules/smmap { };
 
-  smmap2 = callPackage ../development/python-modules/smmap2 { };
+  smmap2 = throw "smmap2 has been deprecated, use smmap instead."; # added 2020-03-14
 
   transaction = callPackage ../development/python-modules/transaction { };
 
@@ -5679,10 +5843,14 @@ in {
 
   user-agents = callPackage ../development/python-modules/user-agents { };
 
+  variants = callPackage ../development/python-modules/variants { };
+
   verboselogs = callPackage ../development/python-modules/verboselogs { };
 
   vega_datasets = callPackage ../development/python-modules/vega_datasets { };
 
+  vertica-python = callPackage ../development/python-modules/vertica-python { };
+
   virtkey = callPackage ../development/python-modules/virtkey {
     inherit (pkgs) pkgconfig;
   };
@@ -5756,6 +5924,8 @@ in {
 
   xxhash = callPackage ../development/python-modules/xxhash { };
 
+  ydiff = callPackage ../development/python-modules/ydiff { };
+
   yoda = toPythonModule (pkgs.yoda.override {
     inherit python;
   });
@@ -5837,6 +6007,8 @@ in {
 
   sqlite3dbm = callPackage ../development/python-modules/sqlite3dbm { };
 
+  sqlitedict = callPackage ../development/python-modules/sqlitedict { };
+
   sqlobject = callPackage ../development/python-modules/sqlobject { };
 
   sqlmap = callPackage ../development/python-modules/sqlmap { };
@@ -5990,7 +6162,9 @@ in {
 
   subdownloader = callPackage ../development/python-modules/subdownloader { };
 
-  subunit = callPackage ../development/python-modules/subunit { };
+  subunit = callPackage ../development/python-modules/subunit {
+    inherit (pkgs) subunit pkg-config cppunit check;
+  };
 
   sure = callPackage ../development/python-modules/sure { };
 
@@ -6070,6 +6244,8 @@ in {
 
   unittest-xml-reporting = callPackage ../development/python-modules/unittest-xml-reporting { };
 
+  untangle = callPackage ../development/python-modules/untangle { };
+
   traceback2 = callPackage ../development/python-modules/traceback2 { };
 
   trackpy = callPackage ../development/python-modules/trackpy { };
@@ -6092,6 +6268,8 @@ in {
 
   vultr = callPackage ../development/python-modules/vultr { };
 
+  wadllib = callPackage ../development/python-modules/wadllib { };
+
   waitress = callPackage ../development/python-modules/waitress { };
 
   waitress-django = callPackage ../development/python-modules/waitress-django { };
@@ -6106,6 +6284,8 @@ in {
 
   wsgiproxy2 = callPackage ../development/python-modules/wsgiproxy2 { };
 
+  wsgitools = callPackage ../development/python-modules/wsgitools { };
+
   wurlitzer = callPackage ../development/python-modules/wurlitzer { };
 
   xcaplib = callPackage ../development/python-modules/xcaplib { };
@@ -6255,8 +6435,6 @@ in {
 
   influxgraph = callPackage ../development/python-modules/influxgraph { };
 
-  graphitepager = callPackage ../development/python-modules/graphitepager { };
-
   pyspotify = callPackage ../development/python-modules/pyspotify { };
 
   pykka = callPackage ../development/python-modules/pykka { };
@@ -6273,9 +6451,12 @@ in {
     inherit (pkgs) libversion pkgconfig;
   };
 
-  libvirt = callPackage ../development/python-modules/libvirt {
+  libvirt = if isPy3k then (callPackage ../development/python-modules/libvirt {
     inherit (pkgs) libvirt pkgconfig;
-  };
+  }) else (callPackage ../development/python-modules/libvirt/5.9.0.nix {
+    inherit (pkgs) pkgconfig;
+    libvirt = pkgs.libvirt_5_9_0;
+  });
 
   rpdb = callPackage ../development/python-modules/rpdb { };
 
@@ -6436,8 +6617,6 @@ in {
 
   maildir-deduplicate = callPackage ../development/python-modules/maildir-deduplicate { };
 
-  mps-youtube = callPackage ../development/python-modules/mps-youtube { };
-
   d2to1 = callPackage ../development/python-modules/d2to1 { };
 
   ovh = callPackage ../development/python-modules/ovh { };
@@ -6612,6 +6791,8 @@ in {
     cudaSupport = true;
   };
 
+  tensorly = callPackage ../development/python-modules/tensorly { };
+
   tflearn = callPackage ../development/python-modules/tflearn { };
 
   simpleai = callPackage ../development/python-modules/simpleai { };
@@ -6626,6 +6807,8 @@ in {
 
   threadpool = callPackage ../development/python-modules/threadpool { };
 
+  threadpoolctl = callPackage ../development/python-modules/threadpoolctl { };
+
   rocket-errbot = callPackage ../development/python-modules/rocket-errbot {  };
 
   Yapsy = callPackage ../development/python-modules/yapsy { };
@@ -6779,6 +6962,8 @@ in {
     inherit (pkgs) zstd pkgconfig;
   };
 
+  zstandard = callPackage ../development/python-modules/zstandard { };
+
   zxcvbn = callPackage ../development/python-modules/zxcvbn { };
 
   incremental = callPackage ../development/python-modules/incremental { };
@@ -6829,6 +7014,8 @@ in {
 
   yahooweather = callPackage ../development/python-modules/yahooweather { };
 
+  somajo = callPackage ../development/python-modules/somajo { };
+
   spacy = callPackage ../development/python-modules/spacy { };
 
   spacy_models = callPackage ../development/python-modules/spacy/models.nix { };
@@ -6855,6 +7042,8 @@ in {
 
   pyemd  = callPackage ../development/python-modules/pyemd { };
 
+  openwrt-luci-rpc = disabledIf (!isPy3k) (callPackage ../development/python-modules/openwrt-luci-rpc { });
+
   pulp  = callPackage ../development/python-modules/pulp { };
 
   behave = callPackage ../development/python-modules/behave { };
@@ -6920,6 +7109,14 @@ in {
 
   qiskit = callPackage ../development/python-modules/qiskit { };
 
+  qiskit-aer = callPackage ../development/python-modules/qiskit-aer { };
+
+  qiskit-ibmq-provider = callPackage ../development/python-modules/qiskit-ibmq-provider { };
+
+  qiskit-ignis = callPackage ../development/python-modules/qiskit-ignis { };
+
+  qiskit-terra = callPackage ../development/python-modules/qiskit-terra { };
+
   qasm2image = callPackage ../development/python-modules/qasm2image { };
 
   simpy = callPackage ../development/python-modules/simpy { };
@@ -6969,12 +7166,16 @@ in {
 
   srptools = callPackage ../development/python-modules/srptools { };
 
+  srp = callPackage ../development/python-modules/srp { };
+
   curve25519-donna = callPackage ../development/python-modules/curve25519-donna { };
 
   pyatv = callPackage ../development/python-modules/pyatv { };
 
   pybotvac = callPackage ../development/python-modules/pybotvac { };
 
+  pymetno = callPackage ../development/python-modules/pymetno { };
+
   pytado = callPackage ../development/python-modules/pytado { };
 
   casttube = callPackage ../development/python-modules/casttube { };
diff --git a/pkgs/top-level/release.nix b/pkgs/top-level/release.nix
index 78d70c0239a5..e0723523f4e5 100644
--- a/pkgs/top-level/release.nix
+++ b/pkgs/top-level/release.nix
@@ -57,7 +57,8 @@ let
               jobs.python3.x86_64-darwin
               jobs.ruby.x86_64-darwin
               jobs.rustc.x86_64-darwin
-              jobs.stack.x86_64-darwin
+              # blocking ofBorg CI 2020-02-28
+              # jobs.stack.x86_64-darwin
               jobs.stdenv.x86_64-darwin
               jobs.vim.x86_64-darwin
               jobs.cachix.x86_64-darwin
diff --git a/pkgs/top-level/static.nix b/pkgs/top-level/static.nix
index 0de1db7d99b3..c7db64b99f6f 100644
--- a/pkgs/top-level/static.nix
+++ b/pkgs/top-level/static.nix
@@ -266,6 +266,13 @@ in {
   ) super.ocaml-ng;
 
   python27 = super.python27.override { static = true; };
+  python35 = super.python35.override { static = true; };
+  python36 = super.python36.override { static = true; };
+  python37 = super.python37.override { static = true; };
+  python38 = super.python38.override { static = true; };
+  python39 = super.python39.override { static = true; };
+  python3Minimal = super.python3Minimal.override { static = true; };
+
 
   libev = super.libev.override { static = true; };
 }