Merge master into staging-next

44 files changed, 1362 insertions, 321 deletions

diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 4b2dc4914769..5ce46ff64365 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -6441,6 +6441,16 @@
     githubId = 1219785;
     name = "Félix Baylac-Jacqué";
   };
+  ninjin = {
+    email = "pontus@stenetorp.se";
+    github = "ninjin";
+    githubId = 354934;
+    name = "Pontus Stenetorp";
+    keys = [{
+      longkeyid = "rsa4096/0xD430287500E6483C";
+      fingerprint = "0966 2F9F 3FDA C22B C22E  4CE1 D430 2875 00E6 483C";
+    }];
+  };
   nioncode = {
     email = "nioncode+github@gmail.com";
     github = "nioncode";
diff --git a/nixos/modules/hardware/opentabletdriver.nix b/nixos/modules/hardware/opentabletdriver.nix
new file mode 100644
index 000000000000..b759bcf034ee
--- /dev/null
+++ b/nixos/modules/hardware/opentabletdriver.nix
@@ -0,0 +1,58 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  cfg = config.hardware.opentabletdriver;
+in
+{
+  options = {
+    hardware.opentabletdriver = {
+      enable = mkOption {
+        default = false;
+        type = types.bool;
+        description = ''
+          Enable OpenTabletDriver udev rules, user service and blacklist kernel
+          modules known to conflict with OpenTabletDriver.
+        '';
+      };
+
+      blacklistedKernelModules = mkOption {
+        type = types.listOf types.str;
+        default = [ "hid-uclogic" "wacom" ];
+        description = ''
+          Blacklist of kernel modules known to conflict with OpenTabletDriver.
+        '';
+      };
+
+      daemon = {
+        enable = mkOption {
+          default = true;
+          type = types.bool;
+          description = ''
+            Whether to start OpenTabletDriver daemon as a systemd user service.
+          '';
+        };
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [ opentabletdriver ];
+
+    services.udev.packages = with pkgs; [ opentabletdriver ];
+
+    boot.blacklistedKernelModules = cfg.blacklistedKernelModules;
+
+    systemd.user.services.opentabletdriver = with pkgs; mkIf cfg.daemon.enable {
+      description = "Open source, cross-platform, user-mode tablet driver";
+      wantedBy = [ "graphical-session.target" ];
+      partOf = [ "graphical-session.target" ];
+
+      serviceConfig = {
+        Type = "simple";
+        ExecStart = "${opentabletdriver}/bin/otd-daemon -c ${opentabletdriver}/lib/OpenTabletDriver/Configurations";
+        Restart = "on-failure";
+      };
+    };
+  };
+}
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 3b84895cc0ea..90f40db7834b 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -66,6 +66,7 @@
   ./hardware/tuxedo-keyboard.nix
   ./hardware/usb-wwan.nix
   ./hardware/onlykey.nix
+  ./hardware/opentabletdriver.nix
   ./hardware/wooting.nix
   ./hardware/uinput.nix
   ./hardware/video/amdgpu.nix
diff --git a/pkgs/applications/misc/buku/default.nix b/pkgs/applications/misc/buku/default.nix
index 9b8f531e800e..459b2159a93f 100644
--- a/pkgs/applications/misc/buku/default.nix
+++ b/pkgs/applications/misc/buku/default.nix
@@ -1,14 +1,14 @@
 { stdenv, python3, fetchFromGitHub }:
 
 with python3.pkgs; buildPythonApplication rec {
-  version = "4.4";
+  version = "4.5";
   pname = "buku";
 
   src = fetchFromGitHub {
     owner = "jarun";
     repo = "buku";
     rev = "v${version}";
-    sha256 = "10r5f1n0vcxxmqqqsgmlvibwg1xffijrr2id6r140rgiyhprz556";
+    sha256 = "1lcq5fk8d5j2kfhn9m5l2hk46v7nj4vfa22m1psz35c9zpw4px8q";
   };
 
   checkInputs = [
diff --git a/pkgs/development/ocaml-modules/diet/default.nix b/pkgs/development/ocaml-modules/diet/default.nix
new file mode 100644
index 000000000000..0d4229c03ea3
--- /dev/null
+++ b/pkgs/development/ocaml-modules/diet/default.nix
@@ -0,0 +1,26 @@
+{ lib, buildDunePackage, fetchurl, stdlib-shims, ounit }:
+
+buildDunePackage rec {
+  pname = "diet";
+  version = "0.4";
+
+  src = fetchurl {
+    url =
+      "https://github.com/mirage/ocaml-diet/releases/download/v${version}/diet-v${version}.tbz";
+    sha256 = "96acac2e4fdedb5f47dd8ad2562e723d85ab59cd1bd85554df21ec907b071741";
+  };
+
+  minimumOCamlVersion = "4.03";
+
+  propagatedBuildInputs = [ stdlib-shims ];
+
+  doCheck = true;
+  checkInputs = [ ounit ];
+
+  meta = with lib; {
+    homepage = "https://github.com/mirage/ocaml-diet";
+    description = "Simple implementation of Discrete Interval Encoding Trees";
+    license = licenses.isc;
+    maintainers = with maintainers; [ ehmry ];
+  };
+}
diff --git a/pkgs/development/ocaml-modules/mirage-block-ramdisk/default.nix b/pkgs/development/ocaml-modules/mirage-block-ramdisk/default.nix
new file mode 100644
index 000000000000..1dcc769abb67
--- /dev/null
+++ b/pkgs/development/ocaml-modules/mirage-block-ramdisk/default.nix
@@ -0,0 +1,29 @@
+{ lib, fetchurl, buildDunePackage, io-page, io-page-unix, mirage-block, alcotest
+, mirage-block-combinators }:
+
+buildDunePackage rec {
+  pname = "mirage-block-ramdisk";
+  version = "0.5";
+
+  useDune2 = true;
+
+  src = fetchurl {
+    url =
+      "https://github.com/mirage/mirage-block-ramdisk/releases/download/${version}/mirage-block-ramdisk-${version}.tbz";
+    sha256 = "cc0e814fd54efe7a5b7a8c5eb1c04e2dece751b7d8dee2d95908a0768896e8af";
+  };
+
+  minimumOCamlVersion = "4.06";
+
+  propagatedBuildInputs = [ io-page mirage-block ];
+
+  doCheck = true;
+  checkInputs = [ alcotest io-page-unix mirage-block-combinators ];
+
+  meta = with lib; {
+    description = "In-memory BLOCK device for MirageOS";
+    homepage = "https://github.com/mirage/mirage-block-ramdisk";
+    license = licenses.isc;
+    maintainers = with maintainers; [ ehmry ];
+  };
+}
diff --git a/pkgs/development/ocaml-modules/mirage-block/combinators.nix b/pkgs/development/ocaml-modules/mirage-block/combinators.nix
new file mode 100644
index 000000000000..9d0cdd435cbc
--- /dev/null
+++ b/pkgs/development/ocaml-modules/mirage-block/combinators.nix
@@ -0,0 +1,17 @@
+{ buildDunePackage, mirage-block, io-page, logs }:
+
+buildDunePackage rec {
+  pname = "mirage-block-combinators";
+  inherit (mirage-block) version src useDune2;
+
+  propagatedBuildInputs = [ mirage-block io-page logs ];
+
+  meta = mirage-block.meta // {
+    description = "Block signatures and implementations for MirageOS using Lwt";
+    longDescription = ''
+      This repo contains generic operations over Mirage `BLOCK` devices.
+      This package is specialised to the Lwt concurrency library for IO.
+    '';
+  };
+
+}
diff --git a/pkgs/development/ocaml-modules/mirage/default.nix b/pkgs/development/ocaml-modules/mirage/default.nix
index 5160734e4f89..6b8bcb1fbe94 100644
--- a/pkgs/development/ocaml-modules/mirage/default.nix
+++ b/pkgs/development/ocaml-modules/mirage/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildDunePackage, alcotest
+{ lib, buildDunePackage, ocaml, alcotest
 , functoria, mirage-runtime, bos
 , ipaddr, astring, logs, stdlib-shims
 }:
@@ -28,6 +28,12 @@ buildDunePackage rec {
     alcotest
   ];
 
+  installPhase = ''
+    runHook preInstall
+    dune install --prefix=$out --libdir=$dev/lib/ocaml/${ocaml.version}/site-lib/ ${pname}
+    runHook postInstall
+  '';
+
   meta = mirage-runtime.meta // {
     description = "The MirageOS library operating system";
   };
diff --git a/pkgs/development/ocaml-modules/syslog-message/default.nix b/pkgs/development/ocaml-modules/syslog-message/default.nix
new file mode 100644
index 000000000000..ba967d87446b
--- /dev/null
+++ b/pkgs/development/ocaml-modules/syslog-message/default.nix
@@ -0,0 +1,35 @@
+{ lib, buildDunePackage, fetchurl
+, astring, ptime, rresult, qcheck
+}:
+
+buildDunePackage rec {
+  pname = "syslog-message";
+  version = "1.1.0";
+
+  minimumOCamlVersion = "4.03";
+
+  useDune2 = true;
+
+  src = fetchurl {
+    url = "https://github.com/verbosemode/${pname}/releases/download/${version}/${pname}-${version}.tbz";
+    sha256 = "0vy4dkl2q2fa6rzyfsvjyc9r1b9ymfqd6j35z2kp5vdc4r87053g";
+  };
+
+  propagatedBuildInputs = [
+    astring
+    ptime
+    rresult
+  ];
+
+  doCheck = true;
+  checkInputs = [
+    qcheck
+  ];
+
+  meta = with lib; {
+    description = "Syslog message parser";
+    homepage = "https://github.com/verbosemode/syslog-message";
+    license = licenses.bsd2;
+    maintainers = [ maintainers.sternenseemann ];
+  };
+}
diff --git a/pkgs/development/python-modules/aplpy/default.nix b/pkgs/development/python-modules/aplpy/default.nix
index a6eedb3b7a4b..e253c610c214 100644
--- a/pkgs/development/python-modules/aplpy/default.nix
+++ b/pkgs/development/python-modules/aplpy/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 , numpy
 , astropy
 , astropy-helpers
@@ -18,6 +19,7 @@
 buildPythonPackage rec {
   pname = "aplpy";
   version = "2.0.3";
+  format = "pyproject";
 
   src = fetchPypi {
     pname = "APLpy";
@@ -25,6 +27,15 @@ buildPythonPackage rec {
     sha256 = "239f3d83635ca4251536aeb577df7c60df77fc4d658097b92094719739aec3f3";
   };
 
+  patches = [ (fetchpatch {
+      # Can be removed in next release after 2.0.3
+      url = "https://github.com/aplpy/aplpy/pull/448.patch";
+      sha256 = "1pnzh7ykjc8hwahzbzyryrzv5a8fddgd1bmzbhagkrn6lmvhhpvq";
+      excludes = [ "tox.ini" "azure-pipelines.yml" ".circleci/config.yml" "MANIFEST.in" ".gitignore"
+       "setup.cfg" "appveyor.yml" "readthedocs.yml" "CHANGES.rst" ".gitmodules" ".travis.yml" "astropy_helpers" ];
+    })
+  ];
+
   propagatedBuildInputs = [
     numpy
     astropy
@@ -38,18 +49,10 @@ buildPythonPackage rec {
   ];
 
   nativeBuildInputs = [ astropy-helpers ];
-
   checkInputs = [ pytest pytest-astropy ];
 
-  # Disable automatic update of the astropy-helper module
-  postPatch = ''
-    substituteInPlace setup.cfg --replace "auto_use = True" "auto_use = False"
-  '';
-
-  # Tests must be run in the build directory
   checkPhase = ''
-    cd build/lib
-    pytest
+    OPENMP_EXPECTED=0 pytest aplpy
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/asdf/default.nix b/pkgs/development/python-modules/asdf/default.nix
index 474329ed0b7d..4006a034d48d 100644
--- a/pkgs/development/python-modules/asdf/default.nix
+++ b/pkgs/development/python-modules/asdf/default.nix
@@ -17,18 +17,13 @@ buildPythonPackage rec {
   pname = "asdf";
   version = "2.7.1";
   disabled = isPy27;
+  format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "4ba2e31cb24b974a10dfae3edee23db2e6bea2d00608604d062366aa3af6e81a";
   };
 
-  postPatch = ''
-    substituteInPlace setup.cfg \
-      --replace "semantic_version>=2.3.1,<=2.6.0" "semantic_version>=2.3.1" \
-      --replace "doctest_plus = enabled" ""
-  '';
-
   checkInputs = [
     pytest-astropy
     astropy
@@ -45,7 +40,7 @@ buildPythonPackage rec {
   ];
 
   checkPhase = ''
-    pytest
+    PY_IGNORE_IMPORTMISMATCH=1 pytest
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/astropy-extension-helpers/default.nix b/pkgs/development/python-modules/astropy-extension-helpers/default.nix
new file mode 100644
index 000000000000..bd9dca338fcd
--- /dev/null
+++ b/pkgs/development/python-modules/astropy-extension-helpers/default.nix
@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "extension-helpers";
+  version = "0.1";
+  format = "pyproject";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "10iqjzmya2h4sk765dlm1pbqypwlqyh8rw59a5m9i63d3klnz2mc";
+  };
+
+  patches = [ ./permissions.patch ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [
+    "extension_helpers"
+  ];
+
+  meta = with lib; {
+    description = "Utilities for building and installing packages in the Astropy ecosystem";
+    homepage = "https://github.com/astropy/extension-helpers";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.rmcgibbo ];
+  };
+}
diff --git a/pkgs/development/python-modules/astropy-extension-helpers/permissions.patch b/pkgs/development/python-modules/astropy-extension-helpers/permissions.patch
new file mode 100644
index 000000000000..cef74b336034
--- /dev/null
+++ b/pkgs/development/python-modules/astropy-extension-helpers/permissions.patch
@@ -0,0 +1,20 @@
+diff --git a/extension_helpers/_setup_helpers.py b/extension_helpers/_setup_helpers.py
+index ec3e547..e2419f7 100644
+--- a/extension_helpers/_setup_helpers.py
++++ b/extension_helpers/_setup_helpers.py
+@@ -79,8 +79,13 @@ def get_extensions(srcdir='.'):
+     if len(ext_modules) > 0:
+         main_package_dir = min(packages, key=len)
+         src_path = os.path.join(os.path.dirname(__file__), 'src')
+-        shutil.copy(os.path.join(src_path, 'compiler.c'),
+-                    os.path.join(srcdir, main_package_dir, '_compiler.c'))
++        a = os.path.join(src_path, 'compiler.c')
++        b = os.path.join(srcdir, main_package_dir, '_compiler.c')
++        try:
++            os.unlink(b)
++        except OSError:
++            pass
++        shutil.copy(a, b)
+         ext = Extension(main_package_dir + '.compiler_version',
+                         [os.path.join(main_package_dir, '_compiler.c')])
+         ext_modules.append(ext)
diff --git a/pkgs/development/python-modules/astropy/default.nix b/pkgs/development/python-modules/astropy/default.nix
index 2fe59e53d9c1..9ffcba63954b 100644
--- a/pkgs/development/python-modules/astropy/default.nix
+++ b/pkgs/development/python-modules/astropy/default.nix
@@ -1,5 +1,6 @@
 { lib
 , fetchPypi
+, setuptools_scm
 , buildPythonPackage
 , isPy3k
 , cython
@@ -8,11 +9,14 @@
 , pytest
 , pytest-astropy
 , astropy-helpers
+, astropy-extension-helpers
+, pyerfa
 }:
 
 buildPythonPackage rec {
   pname = "astropy";
   version = "4.2";
+  format = "pyproject";
 
   disabled = !isPy3k; # according to setup.py
 
@@ -21,15 +25,12 @@ buildPythonPackage rec {
     sha256 = "2c194f8a429b8399de64a413a06881ea49f0525cabaa2d78fc132b9e970adc6a";
   };
 
-  nativeBuildInputs = [ astropy-helpers cython jinja2 ];
-
-  propagatedBuildInputs = [ numpy pytest ]; # yes it really has pytest in install_requires
-
+  nativeBuildInputs = [ setuptools_scm astropy-helpers astropy-extension-helpers cython jinja2 ];
+  propagatedBuildInputs = [ numpy pyerfa ];
   checkInputs = [ pytest pytest-astropy ];
 
-  # Disable automatic update of the astropy-helper module
-  postPatch = ''
-    substituteInPlace setup.cfg --replace "auto_use = True" "auto_use = False"
+  preBuild = ''
+    export SETUPTOOLS_SCM_PRETEND_VERSION="${version}"
   '';
 
   # Tests must be run from the build directory.  astropy/samp tests
@@ -42,15 +43,14 @@ buildPythonPackage rec {
   '';
 
   # 368 failed, 10889 passed, 978 skipped, 69 xfailed in 196.24s
+  # doCheck = false;
   doCheck = false;
 
-  meta = {
+  meta = with lib; {
     description = "Astronomy/Astrophysics library for Python";
     homepage = "https://www.astropy.org";
-    license = lib.licenses.bsd3;
-    platforms = lib.platforms.all;
-    maintainers = with lib.maintainers; [ kentjames ];
+    license = licenses.bsd3;
+    platforms = platforms.all;
+    maintainers = [ maintainers.kentjames ];
   };
 }
-
-
diff --git a/pkgs/development/python-modules/astroquery/default.nix b/pkgs/development/python-modules/astroquery/default.nix
index e82dca3e9553..f7764149a663 100644
--- a/pkgs/development/python-modules/astroquery/default.nix
+++ b/pkgs/development/python-modules/astroquery/default.nix
@@ -15,6 +15,7 @@
 buildPythonPackage rec {
   pname = "astroquery";
   version = "0.4.1";
+  format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
@@ -31,11 +32,6 @@ buildPythonPackage rec {
   doCheck = false;
   checkInputs = [ pytest pytest-astropy ];
 
-  # Disable automatic update of the astropy-helper module
-  postPatch = ''
-    substituteInPlace setup.cfg --replace "auto_use = True" "auto_use = False"
-  '';
-
   # Tests must be run in the build directory. The tests create files
   # in $HOME/.astropy so we need to set HOME to $TMPDIR.
   checkPhase = ''
diff --git a/pkgs/development/python-modules/drms/default.nix b/pkgs/development/python-modules/drms/default.nix
index 561ec9a7a98e..613d2444d73c 100644
--- a/pkgs/development/python-modules/drms/default.nix
+++ b/pkgs/development/python-modules/drms/default.nix
@@ -4,13 +4,15 @@
 , numpy
 , pandas
 , six
-, pytest
-, python
+, astropy
+, pytestCheckHook
+, pytest-doctestplus
 }:
 
 buildPythonPackage rec {
   pname = "drms";
   version = "0.6.0";
+  format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
@@ -24,13 +26,11 @@ buildPythonPackage rec {
   ];
 
   checkInputs = [
-    pytest
+    astropy
+    pytestCheckHook
+    pytest-doctestplus
   ];
 
-  checkPhase = ''
-    ${python.interpreter} -m drms.tests
-  '';
-
   meta = with lib; {
     description = "Access HMI, AIA and MDI data with Python";
     homepage = "https://github.com/sunpy/drms";
diff --git a/pkgs/development/python-modules/extension-helpers/default.nix b/pkgs/development/python-modules/extension-helpers/default.nix
deleted file mode 100644
index 0c23a69a89cd..000000000000
--- a/pkgs/development/python-modules/extension-helpers/default.nix
+++ /dev/null
@@ -1,41 +0,0 @@
-{ lib
-, buildPythonPackage
-, fetchPypi
-, isPy27
-, pytestCheckHook
-, setuptools_scm
-}:
-
-buildPythonPackage rec {
-  pname = "extension-helpers";
-  version = "0.1";
-  disabled = isPy27;
-
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "10iqjzmya2h4sk765dlm1pbqypwlqyh8rw59a5m9i63d3klnz2mc";
-  };
-
-  nativeBuildInputs = [
-    setuptools_scm
-  ];
-
-  propagatedBuildInputs = [
-    pytestCheckHook
-  ];
-
-  # avoid importing local module
-  preCheck = ''
-    cd extension_helpers
-  '';
-
-  # assumes setup.py is in pwd
-  disabledTests = [ "compiler_module" ];
-
-  meta = with lib; {
-    description = "Helpers to assist with building packages with compiled C/Cython extensions";
-    homepage = "https://github.com/astropy/extension-helpers";
-    license = licenses.bsd3;
-    maintainers = [ ];
-  };
-}
diff --git a/pkgs/development/python-modules/numexpr/default.nix b/pkgs/development/python-modules/numexpr/default.nix
index 046f0a5bd5d1..e5a36fe454f8 100644
--- a/pkgs/development/python-modules/numexpr/default.nix
+++ b/pkgs/development/python-modules/numexpr/default.nix
@@ -7,11 +7,11 @@
 
 buildPythonPackage rec {
   pname = "numexpr";
-  version = "2.7.1";
+  version = "2.7.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1c82z0zx0542j9df6ckjz6pn1g13b21hbza4hghcw6vyhbckklmh";
+    sha256 = "1ai3i5n07csnzfsxf2dxp8cpdk6ajl5iv8rv0fj6n9ag7qphixac";
   };
 
   # Remove existing site.cfg, use the one we built for numpy.
diff --git a/pkgs/development/python-modules/paste/default.nix b/pkgs/development/python-modules/paste/default.nix
index 5b12f04b2e5a..6bed8144a21e 100644
--- a/pkgs/development/python-modules/paste/default.nix
+++ b/pkgs/development/python-modules/paste/default.nix
@@ -8,12 +8,12 @@
 
 buildPythonPackage rec {
   pname = "paste";
-  version = "3.4.1";
+  version = "3.5.0";
 
   src = fetchPypi {
     pname = "Paste";
     inherit version;
-    sha256 = "1csqn7g9b05hp3fgd82355k4pb5rv12k9x6p2mdw2v01m385171p";
+    sha256 = "17f3zppjjprs2jnklvzkz23mh9jdn6b1f445mvrjdm4ivi15q28v";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/pychromecast/default.nix b/pkgs/development/python-modules/pychromecast/default.nix
index ce72850fffd7..6e45eb2a626f 100644
--- a/pkgs/development/python-modules/pychromecast/default.nix
+++ b/pkgs/development/python-modules/pychromecast/default.nix
@@ -2,20 +2,22 @@
 
 buildPythonPackage rec {
   pname = "PyChromecast";
-  version = "7.5.1";
+  version = "7.7.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "cf2e9fa795ea1e9d0d180adfbdccefd6b4f532eae56f41f15d1a75b323096f51";
+    sha256 = "09mdz1y1bfwkszxsawffwy1mr7lc1j2rma571qkb60sk76107zfn";
   };
 
   disabled = !isPy3k;
 
   propagatedBuildInputs = [ requests zeroconf protobuf casttube ];
 
+  pythonImportsCheck = [ "pychromecast" ];
+
   meta = with lib; {
-    description = "Library for Python 3.4+ to communicate with the Google Chromecast";
-    homepage    = "https://github.com/balloob/pychromecast";
+    description = "Library for Python to communicate with the Google Chromecast";
+    homepage    = "https://github.com/home-assistant-libs/pychromecast";
     license     = licenses.mit;
     maintainers = with maintainers; [ abbradar ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/python-modules/pyerfa/default.nix b/pkgs/development/python-modules/pyerfa/default.nix
new file mode 100644
index 000000000000..26a61ddca540
--- /dev/null
+++ b/pkgs/development/python-modules/pyerfa/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, isPy3k
+, liberfa
+, packaging
+, numpy
+}:
+
+buildPythonPackage rec {
+  pname = "pyerfa";
+  format = "pyproject";
+  version = "1.7.1.1";
+
+  doCheck = false;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "09i2qcsvxd3q04a5yaf6fwzg79paaslpksinan9d8smj7viql15i";
+  };
+
+  nativeBuildInputs = [ packaging ];
+  propagatedBuildInputs = [ liberfa numpy ];
+  preBuild = ''
+    export PYERFA_USE_SYSTEM_LIBERFA=1
+  '';
+
+  meta = with lib; {
+    description = "Python bindings for ERFA routines";
+    longDescription = ''
+        PyERFA is the Python wrapper for the ERFA library (Essential Routines
+        for Fundamental Astronomy), a C library containing key algorithms for
+        astronomy, which is based on the SOFA library published by the
+        International Astronomical Union (IAU). All C routines are wrapped as
+        Numpy universal functions, so that they can be called with scalar or
+        array inputs.
+    '';
+    homepage = "https://github.com/liberfa/pyerfa";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.rmcgibbo ];
+  };
+}
diff --git a/pkgs/development/python-modules/pytest-astropy-header/default.nix b/pkgs/development/python-modules/pytest-astropy-header/default.nix
index 05c6135a4b9d..4b40280ed700 100644
--- a/pkgs/development/python-modules/pytest-astropy-header/default.nix
+++ b/pkgs/development/python-modules/pytest-astropy-header/default.nix
@@ -1,21 +1,36 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 , pytest
 , pytestcov
 , pytestCheckHook
 , numpy
 , astropy
+, scipy
+, h5py
+, scikitimage
 }:
 
 buildPythonPackage rec {
   pname = "pytest-astropy-header";
   version = "0.1.2";
+  format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "1y87agr324p6x5gvhziymxjlw54pyn4gqnd49papbl941djpkp5g";
   };
+  patches = [ (fetchpatch {
+      url = "https://github.com/astropy/pytest-astropy-header/pull/16.patch";
+      sha256 = "11ln63zq0kgsdx1jw3prlzpcdbxmc99p9cwr18s0x6apy0k6df31";
+    })
+    (fetchpatch {
+      url = "https://github.com/astropy/pytest-astropy-header/pull/29.patch";
+      sha256 = "18l434c926r5z1iq3b6lpnp0lrssszars9y1y9hs6216r60jgjpl";
+    })
+  ];
+
 
   propagatedBuildInputs = [
     pytest
@@ -25,6 +40,9 @@ buildPythonPackage rec {
     pytestCheckHook
     pytestcov
     numpy
+    scipy
+    h5py
+    scikitimage
     astropy
   ];
 
diff --git a/pkgs/development/python-modules/reproject/default.nix b/pkgs/development/python-modules/reproject/default.nix
index ccc76734461e..98bed15cfa06 100644
--- a/pkgs/development/python-modules/reproject/default.nix
+++ b/pkgs/development/python-modules/reproject/default.nix
@@ -6,7 +6,7 @@
 , astropy
 , astropy-healpix
 , astropy-helpers
-, extension-helpers
+, astropy-extension-helpers
 , scipy
 , pytest
 , pytest-astropy
@@ -23,15 +23,16 @@ buildPythonPackage rec {
     sha256 = "1jsc3ad518vyys5987fr1achq8qvnz8rm80zp5an9qxlwr4zmh4m";
   };
 
-  propagatedBuildInputs = [ numpy astropy astropy-healpix astropy-helpers scipy ];
-
-  nativeBuildInputs = [ astropy-helpers cython extension-helpers setuptools_scm ];
-
-  # Disable automatic update of the astropy-helper module
-  postPatch = ''
-    substituteInPlace setup.cfg --replace "auto_use = True" "auto_use = False"
-  '';
+  patches = [ (fetchpatch {
+      # Can be removed in next release after 0.7.1
+      # See https://github.com/astropy/reproject/issues/246
+      url = "https://github.com/astropy/reproject/pull/243.patch";
+      sha256 = "0dq3ii39hsrks0b9v306dlqf07dx0hqad8rwajmzw6rfda9m3c2a";
+    })
+  ];
 
+  propagatedBuildInputs = [ numpy astropy astropy-healpix astropy-helpers scipy ];
+  nativeBuildInputs = [ astropy-helpers cython astropy-extension-helpers setuptools_scm ];
   checkInputs = [ pytest pytest-astropy ];
 
   # Tests must be run in the build directory
diff --git a/pkgs/development/python-modules/spectral-cube/default.nix b/pkgs/development/python-modules/spectral-cube/default.nix
index b0b3e4b8f65f..d2f79c183480 100644
--- a/pkgs/development/python-modules/spectral-cube/default.nix
+++ b/pkgs/development/python-modules/spectral-cube/default.nix
@@ -1,7 +1,8 @@
 { lib
-, fetchFromGitHub
+, fetchPypi
 , buildPythonPackage
 , aplpy
+, joblib
 , astropy
 , radio_beam
 , pytest
@@ -11,31 +12,20 @@
 
 buildPythonPackage rec {
   pname = "spectral-cube";
-  version = "0.4.5";
+  version = "0.5.0";
+  format = "pyproject";
 
-  # Fetch from GitHub instead of PyPi, as 0.4.5 isn't available in PyPi
-  src = fetchFromGitHub {
-    owner = "radio-astro-tools";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "1xc1m6vpl0bm600fx9vypa7zcvwg7yvhgn0w89y6v9d1vl0qcs7z";
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "17zisr26syfb8kn89xj17lrdycm0hsmy5yp5zrn236wgd8rjriki";
   };
 
-  propagatedBuildInputs = [ astropy radio_beam ];
-
   nativeBuildInputs = [ astropy-helpers ];
-
+  propagatedBuildInputs = [ astropy radio_beam joblib ];
   checkInputs = [ aplpy pytest pytest-astropy ];
 
-  # Disable automatic update of the astropy-helper module
-  postPatch = ''
-    substituteInPlace setup.cfg --replace "auto_use = True" "auto_use = False"
-  '';
-
-  # Tests must be run in the build directory
   checkPhase = ''
-    cd build/lib
-    pytest
+    pytest spectral_cube
   '';
 
   meta = {
diff --git a/pkgs/development/python-modules/sunpy/default.nix b/pkgs/development/python-modules/sunpy/default.nix
index 6830c7c13430..6a455ce49ebe 100644
--- a/pkgs/development/python-modules/sunpy/default.nix
+++ b/pkgs/development/python-modules/sunpy/default.nix
@@ -1,12 +1,12 @@
 { stdenv
 , lib
 , buildPythonPackage
-, fetchFromGitHub
+, fetchPypi
 , pythonOlder
-
 , asdf
 , astropy
 , astropy-helpers
+, astropy-extension-helpers
 , beautifulsoup4
 , drms
 , glymur
@@ -29,16 +29,18 @@
 
 buildPythonPackage rec {
   pname = "sunpy";
-  version = "1.0.6";
+  version = "2.0.6";
   disabled = pythonOlder "3.6";
 
-  src = fetchFromGitHub {
-    owner = "sunpy";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "0j2yfhfxgi95rig8cfp9lvszb7694gq90jvs0xrb472hwnzgh2sk";
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "109flghca42yhsm2w5xicqhyx1mc8c3vlwvadbn65fz3lhysqj67";
   };
 
+  nativeBuildInputs = [
+    astropy-extension-helpers
+  ];
+
   propagatedBuildInputs = [
     numpy
     scipy
@@ -66,16 +68,11 @@ buildPythonPackage rec {
     pytest-mock
   ];
 
-  preBuild = ''
-    export SETUPTOOLS_SCM_PRETEND_VERSION="${version}"
-    export HOME=$(mktemp -d)
-  '';
-
   # darwin has write permission issues
   doCheck = stdenv.isLinux;
   # ignore documentation tests
   checkPhase = ''
-    pytest sunpy -k 'not rst'
+    PY_IGNORE_IMPORTMISMATCH=1 HOME=$(mktemp -d) pytest sunpy -k 'not rst'
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/tools/ocaml/cppo/default.nix b/pkgs/development/tools/ocaml/cppo/default.nix
index 63c169f045f9..a0215fa81471 100644
--- a/pkgs/development/tools/ocaml/cppo/default.nix
+++ b/pkgs/development/tools/ocaml/cppo/default.nix
@@ -1,56 +1,65 @@
-{ stdenv, fetchFromGitHub, ocaml, findlib, ocamlbuild, dune }:
+{ stdenv, fetchurl, fetchFromGitHub, ocaml, findlib, ocamlbuild
+, buildDunePackage
+}:
+
 let
   pname = "cppo";
-  webpage = "https://github.com/ocaml-community/${pname}";
+
+  meta = with stdenv.lib; {
+    description = "The C preprocessor for OCaml";
+    longDescription = ''
+      Cppo is an equivalent of the C preprocessor targeted at the OCaml language and its variants.
+    '';
+    homepage = "https://github.com/ocaml-community/${pname}";
+    maintainers = [ maintainers.vbgl ];
+    license = licenses.bsd3;
+  };
+
 in
-assert stdenv.lib.versionAtLeast ocaml.version "3.12";
-
-let param =
-  if stdenv.lib.versionAtLeast ocaml.version "4.02" then
-   (if stdenv.lib.versionAtLeast ocaml.version "4.03" then {
-    version = "1.6.6";
-    sha256 = "1smcc0l6fh2n0y6bp96c69j5nw755jja99w0b206wx3yb2m4w2hs";
-   } else {
-    version = "1.6.5";
-    sha256 = "03c0amszy28shinvz61hm340jz446zz5763a1pdqlza36kwcj0p0";
-   }) // {
-    buildInputs = [ dune ];
-    extra = {
-      inherit (dune) installPhase;
-    };
-  } else {
-    version = "1.5.0";
-    sha256 = "1xqldjz9risndnabvadw41fdbi5sa2hl4fnqls7j9xfbby1izbg8";
-    extra = {
-      createFindlibDestdir = true;
-      makeFlags = [ "PREFIX=$(out)" ];
-      preBuild = ''
-        mkdir $out/bin
-      '';
-    };
-  }
-; in
 
-stdenv.mkDerivation ({
+if stdenv.lib.versionAtLeast ocaml.version "4.02" then
+
+buildDunePackage rec {
+  inherit pname;
+  version = "1.6.7";
+
+  useDune2 = true;
+
+  src = fetchurl {
+    url = "https://github.com/ocaml-community/cppo/releases/download/v${version}/cppo-v${version}.tbz";
+    sha256 = "17ajdzrnmnyfig3s6hinb56mcmhywbssxhsq32dz0v90dhz3wmfv";
+  };
+
+  doCheck = true;
 
-  name = "${pname}-${param.version}";
+  inherit meta;
+}
+
+else
+
+let version = "1.5.0"; in
+
+stdenv.mkDerivation {
+
+  name = "${pname}-${version}";
 
   src = fetchFromGitHub {
     owner = "mjambon";
     repo = pname;
-    rev = "v${param.version}";
-    inherit (param) sha256;
+    rev = "v${version}";
+    sha256 = "1xqldjz9risndnabvadw41fdbi5sa2hl4fnqls7j9xfbby1izbg8";
   };
 
-  buildInputs = [ ocaml findlib ocamlbuild ] ++ (param.buildInputs or []);
+  buildInputs = [ ocaml findlib ocamlbuild ];
 
-  meta = with stdenv.lib; {
-    description = "The C preprocessor for OCaml";
-    longDescription = ''
-      Cppo is an equivalent of the C preprocessor targeted at the OCaml language and its variants.
-    '';
-    homepage = webpage;
-    maintainers = [ maintainers.vbgl ];
-    license = licenses.bsd3;
-  };
-} // param.extra)
+  inherit meta;
+
+  createFindlibDestdir = true;
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  preBuild = ''
+    mkdir $out/bin
+  '';
+
+}
diff --git a/pkgs/development/tools/ocaml/cppo/ocamlbuild.nix b/pkgs/development/tools/ocaml/cppo/ocamlbuild.nix
new file mode 100644
index 000000000000..633dc6bc7bf6
--- /dev/null
+++ b/pkgs/development/tools/ocaml/cppo/ocamlbuild.nix
@@ -0,0 +1,17 @@
+{ lib, buildDunePackage, cppo, ocamlbuild }:
+
+if !lib.versionAtLeast (lib.getVersion cppo) "1.6"
+then cppo
+else
+
+buildDunePackage rec {
+  pname = "cppo_ocamlbuild";
+
+  inherit (cppo) version useDune2 src;
+
+  propagatedBuildInputs = [ ocamlbuild ];
+
+  meta = cppo.meta // {
+    description = "Plugin to use cppo with ocamlbuild";
+  };
+}
diff --git a/pkgs/misc/emulators/wine/base.nix b/pkgs/misc/emulators/wine/base.nix
index cb46bc2bfe2c..6d164fd27bf5 100644
--- a/pkgs/misc/emulators/wine/base.nix
+++ b/pkgs/misc/emulators/wine/base.nix
@@ -1,6 +1,7 @@
 { stdenv, lib, pkgArches, callPackage,
   name, version, src, mingwGccs, monos, geckos, platforms,
-  pkgconfig, fontforge, makeWrapper, flex, bison,
+  bison, flex, fontforge, makeWrapper, pkg-config,
+  autoconf, hexdump, perl,
   supportFlags,
   patches,
   buildScript ? null, configureFlags ? []
@@ -18,16 +19,24 @@ stdenv.mkDerivation ((lib.optionalAttrs (buildScript != null) {
   inherit name src configureFlags;
 
   # Fixes "Compiler cannot create executables" building wineWow with mingwSupport
-  # FIXME Breaks wineStaging builds
-  strictDeps = supportFlags.mingwSupport;
+  strictDeps = true;
 
   nativeBuildInputs = [
-    pkgconfig fontforge makeWrapper flex bison
+    bison
+    flex
+    fontforge
+    makeWrapper
+    pkg-config
+
+    # Required by staging
+    autoconf
+    hexdump
+    perl
   ]
   ++ lib.optionals supportFlags.mingwSupport mingwGccs;
 
   buildInputs = toBuildInputs pkgArches (with supportFlags; (pkgs:
-  [ pkgs.freetype ]
+  [ pkgs.freetype pkgs.perl pkgs.xorg.libX11 ]
   ++ lib.optional stdenv.isLinux         pkgs.libcap
   ++ lib.optional pngSupport             pkgs.libpng
   ++ lib.optional jpegSupport            pkgs.libjpeg
@@ -72,8 +81,7 @@ stdenv.mkDerivation ((lib.optionalAttrs (buildScript != null) {
   ])
   ++ lib.optionals stdenv.isLinux  (with pkgs.xorg; [
      libXi libXcursor libXrandr libXrender libXxf86vm libXcomposite libXext
-  ])
-  ++ [ pkgs.xorg.libX11 pkgs.perl ]));
+  ])));
 
   patches = [ ] ++ patches';
 
diff --git a/pkgs/misc/tmux-plugins/default.nix b/pkgs/misc/tmux-plugins/default.nix
index f10a2846de05..33bff019536c 100644
--- a/pkgs/misc/tmux-plugins/default.nix
+++ b/pkgs/misc/tmux-plugins/default.nix
@@ -129,12 +129,12 @@ in rec {
 
   dracula = mkDerivation rec {
     pluginName = "dracula";
-    version = "unstable-2020-12-2";
+    version = "unstable-2020-12-28";
     src = fetchFromGitHub {
       owner = "dracula";
       repo = "tmux";
-      rev = "cc310e585acbeaf3304eda662476f7f657010b01";
-      sha256 = "003nbv2rz2ihyqf3ryvdwn43ly0gi5z2r0pnqr9s9vw8dmwx0r3x";
+      rev = "6757a5329948f00addd66b02ea94f61dd94456f5";
+      sha256 = "0wwwzg3bwcrbr2nmf84prz7k4i79yq0960vs6zjp0x8nqn2fvziy";
     };
     meta = with stdenv.lib; {
       homepage = "https://draculatheme.com/tmux";
diff --git a/pkgs/servers/dns/ncdns/default.nix b/pkgs/servers/dns/ncdns/default.nix
index f1d124176bb4..b046aff12bd7 100644
--- a/pkgs/servers/dns/ncdns/default.nix
+++ b/pkgs/servers/dns/ncdns/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   pname = "ncdns";
-  version = "0.0.10.3";
+  version = "2020-11-22";
 
   goPackagePath = "github.com/namecoin/ncdns";
   goDeps = ./deps.nix;
@@ -10,18 +10,14 @@ buildGoPackage rec {
   src = fetchFromGitHub {
     owner = "namecoin";
     repo = "ncdns";
-    rev = "v${version}";
-    sha256 = "12q5al48mkjhgyk7z5wyklzzrdbcqhwxl79axa4gh9ld75prghbq";
+    rev = "2fa54cd3b5480dba82170ab8ecb511fbd4977c41";
+    sha256 = "0mrxbg5lmy3s281ff6nxpp03z4mqwq7h5hkqm9qy8nb280x1sx7h";
   };
 
   patches = [ ./fix-tpl-path.patch ];
 
   buildInputs = [ libcap ];
 
-  preBuild = ''
-    go generate github.com/namecoin/x509-signature-splice/...
-  '';
-
   postInstall = ''
     mkdir -p "$out/share"
     cp -r "$src/_doc" "$out/share/doc"
diff --git a/pkgs/servers/dns/ncdns/deps.nix b/pkgs/servers/dns/ncdns/deps.nix
index 7ac3f2897e02..f48faa9648bd 100644
--- a/pkgs/servers/dns/ncdns/deps.nix
+++ b/pkgs/servers/dns/ncdns/deps.nix
@@ -5,8 +5,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/BurntSushi/toml";
-      rev = "3012a1dbe2e4bd1391d42b32f0577cb7bbc7f005";
-      sha256 = "1fjdwwfzyzllgiwydknf1pwjvy49qxfsczqx5gz3y0izs7as99j6";
+      rev = "ea60c4def909bde529d41a7e0674e31eba751da3";
+      sha256 = "08xhd9jlgkql8kqpi98aaq9k8hgb6x7197r6crp84r1ic8k7im4y";
     };
   }
   {
@@ -23,8 +23,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/alecthomas/units";
-      rev = "f65c72e2690dc4b403c8bd637baf4611cd4c069b";
-      sha256 = "04jyqm7m3m01ppfy1f9xk4qvrwvs78q9zml6llyf2b3v5k6b2bbc";
+      rev = "1786d5ef83d4868925e518b2995c30430aec0f06";
+      sha256 = "1grs2y4gnyq8wv9w61c231a01c7qd916b7rxqy798b8sfirr3ci8";
     };
   }
   {
@@ -32,8 +32,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/btcsuite/btcd";
-      rev = "9f0179fd2c46caba343b6515602cf37172f14d5f";
-      sha256 = "0cvpjsxlyzm04pwzi7nj43k9h5wfxj07jdc49qxsav5323v1nvka";
+      rev = "6bd4c64a54faeb343d5e3c1ee5802450a291787f";
+      sha256 = "15plh7rrmx1ydy3ldnylr727s9szrrkqzbf2ma2ka2qag1vy6nvb";
     };
   }
   {
@@ -50,8 +50,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/btcsuite/btcutil";
-      rev = "b2bf7f89d674a3702182b7e15f52807896051af3";
-      sha256 = "0wwykb4cbq8xj2mls2mxma5vaahdgdy3vqw1r2fi4wyj0yr4kyw9";
+      rev = "a53e38424cce1c9de2062b69364efd35fd428d15";
+      sha256 = "1izjvgi0d5wnknfwdnqa196hn4vj1n5ga7swbhcfsgghk2zngwr4";
     };
   }
   {
@@ -77,8 +77,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/coreos/go-systemd";
-      rev = "b51e752dd1c9c618846f8bc5b95ab524bd7b11c2";
-      sha256 = "127dj1iwp69yj74nwh9ckgc0mkk1mv4yzbxmbdxix1r7j6q35z3j";
+      rev = "87511f396ae9991f8589f6e6dcf58e28a91ba52b";
+      sha256 = "139ylav4vl4h7ndy1xkj0dn45rbknv2rfjlifrj622n96c4rrazx";
     };
   }
   {
@@ -131,8 +131,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/kr/pretty";
-      rev = "4e0886370c3a67530192c6a238cff68f56c141b0";
-      sha256 = "1ywbfzz1h3a3qd8rpkiqwi1dm4w8ls9ijb4x1b7567grns9f0vnp";
+      rev = "a883a8422cd235c67c6c4fdcb7bbb022143e10b1";
+      sha256 = "0vp5ijbapw8j52c3l992m1wm8nhl23n68xk3lqxhad3srxmdb9z4";
     };
   }
   {
@@ -140,8 +140,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/kr/text";
-      rev = "702c74938df48b97370179f33ce2107bd7ff3b3e";
-      sha256 = "0hf58ypz6rxsw6nx3i856whir9lvy4sdx946wbw1nfaf2rdmr9vx";
+      rev = "cafcf9720371e5625e7300397de921f58e069d17";
+      sha256 = "0q164xvv7nwgjq2l2lln4y7yp036jpwx8v7yfsz432czl10d4g0h";
     };
   }
   {
@@ -158,8 +158,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/miekg/dns";
-      rev = "203ad2480beb9330454efc215d21f16c607e8174";
-      sha256 = "12i2l79whv7a8c27f1dvq4wqikx4d0l30r1ja68zfgrgik6vryxq";
+      rev = "23c4faca9d32b0abbb6e179aa1aadc45ac53a916";
+      sha256 = "1iir2yrx71wg0ab9j4qm70aycym2pxrb043dmbknyzbw9s43cabz";
     };
   }
   {
@@ -190,6 +190,15 @@
     };
   }
   {
+    goPackagePath = "github.com/namecoin/splicesign";
+    fetch = {
+      type = "git";
+      url = "https://github.com/namecoin/splicesign";
+      rev = "38bb6fb3ec66c72ecb3a14e1e714768cc6e56ed7";
+      sha256 = "0irlbcrarbrvzdnph9kxrf8bkij1lzqpp5mxh8i60n5ii7bj0wsd";
+    };
+  }
+  {
     goPackagePath = "github.com/namecoin/tlsrestrictnss";
     fetch = {
       type = "git";
@@ -199,21 +208,21 @@
     };
   }
   {
-    goPackagePath = "github.com/namecoin/x509-signature-splice";
+    goPackagePath = "github.com/ogier/pflag";
     fetch = {
       type = "git";
-      url = "https://github.com/namecoin/x509-signature-splice";
-      rev = "d8b4bf2df701c55239a9fe82bb1e7bea10e30599";
-      sha256 = "0jlj4gb60s7b69d8yx6ljhxgvqgjz01n0h59fswblw09wfba8c4j";
+      url = "https://github.com/ogier/pflag";
+      rev = "73e519546fc0bce0c395610afcf6aa4e5aec88eb";
+      sha256 = "114zpgl6l47gsz0sifpq62hi2i6k0ra9hi8wx7d39giablf9i4ii";
     };
   }
   {
-    goPackagePath = "github.com/ogier/pflag";
+    goPackagePath = "github.com/rogpeppe/go-internal";
     fetch = {
       type = "git";
-      url = "https://github.com/ogier/pflag";
-      rev = "45c278ab3607870051a2ea9040bb85fcb8557481";
-      sha256 = "0620v75wppfd84d95n312wpngcb73cph4q3ivs1h0waljfnsrd5l";
+      url = "https://github.com/rogpeppe/go-internal";
+      rev = "eea92b9e2c4424af886c8c620efa50fff5a56387";
+      sha256 = "0lf4x32af40ixnysfzfm9r08gpsd3k3x7p3hr2k8q72llsa1zivz";
     };
   }
   {
@@ -221,8 +230,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/shiena/ansicolor";
-      rev = "a422bbe96644373c5753384a59d678f7d261ff10";
-      sha256 = "1dcn8a9z6a5dxa2m3fkppnajcls8lanbl38qggkf646yi5qsk1hc";
+      rev = "c7312218db184c554578219828d6c9498d02dcb1";
+      sha256 = "14mhp5ir1vlshja9bam6df5wpbqdwg46qn1ysixjiap535ajhkza";
     };
   }
   {
@@ -230,8 +239,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/crypto";
-      rev = "279210d13fedf5be6d476bad5df6a015042bb905";
-      sha256 = "0syi72jba84nn1z89bqpcv94wjvzj71dwg1pj30xrcixcz1zsg26";
+      rev = "eec23a3978adcfd26c29f4153eaa3e3d9b2cc53a";
+      sha256 = "18cf6vhmx7v83ahyil7j8hkwhwf1012bgixglz7a6nc35qwwqb3r";
     };
   }
   {
@@ -239,8 +248,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/net";
-      rev = "627f9648deb96c27737b83199d44bb5c1010cbcf";
-      sha256 = "0ziz7i9mhz6dy2f58dsa83flkk165w1cnazm7yksql5i9m7x099z";
+      rev = "6772e930b67bb09bf22262c7378e7d2f67cf59d1";
+      sha256 = "0zlr39dxbg0fxfdrc20c4x0pw43n9kz749ssml97cdzqy116p5qa";
     };
   }
   {
@@ -248,8 +257,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/sys";
-      rev = "6fdc65e7d9800cc59998e8ac0d9406a20ff5f399";
-      sha256 = "0al5gzij4qkrp11i1h8j7288pg6y716zyh2v0886pv2knha7gjvj";
+      rev = "0d417f6369309be088e227ead8736fb722d759d3";
+      sha256 = "1cn19s7kg91alianr1c1bp6k6p1wccigg19h6fchd84jb2zakkvs";
     };
   }
   {
diff --git a/pkgs/tools/X11/opentabletdriver/default.nix b/pkgs/tools/X11/opentabletdriver/default.nix
new file mode 100644
index 000000000000..6f8f9e44cc4a
--- /dev/null
+++ b/pkgs/tools/X11/opentabletdriver/default.nix
@@ -0,0 +1,152 @@
+{ stdenv
+, lib
+, fetchFromGitHub
+, fetchurl
+, makeWrapper
+, linkFarmFromDrvs
+, dotnet-netcore
+, dotnet-sdk
+, dotnetPackages
+, dpkg
+, gtk3
+, libX11
+, libXrandr
+, libappindicator
+, libevdev
+, libnotify
+, udev
+, makeDesktopItem
+, wrapGAppsHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "OpenTabletDriver";
+  version = "0.4.2";
+
+  src = fetchFromGitHub {
+    owner = "InfinityGhost";
+    repo = "OpenTabletDriver";
+    rev = "v${version}";
+    sha256 = "048y7gjlk2yw4vh62px1d9w0va6ap1a0cndcpbirlyj9q6b8jxax";
+  };
+
+  debPkg = fetchurl {
+    url = "https://github.com/InfinityGhost/OpenTabletDriver/releases/download/v${version}/OpenTabletDriver.deb";
+    sha256 = "13gg0dhvjy88h9lhcrp30fjiwgb9dzjsgk1k760pi1ki71a5vz2r";
+  };
+
+  nativeBuildInputs = [
+    dotnet-sdk
+    dotnetPackages.Nuget
+    dpkg
+    makeWrapper
+    wrapGAppsHook
+  ];
+
+  nugetDeps = linkFarmFromDrvs "${pname}-nuget-deps" (import ./deps.nix {
+    fetchNuGet = { name, version, sha256 }: fetchurl {
+      name = "nuget-${name}-${version}.nupkg";
+      url = "https://www.nuget.org/api/v2/package/${name}/${version}";
+      inherit sha256;
+    };
+  });
+
+  runtimeDeps = [
+    gtk3
+    libX11
+    libXrandr
+    libappindicator
+    libevdev
+    libnotify
+    udev
+  ];
+
+  configurePhase = ''
+    export HOME=$(mktemp -d)
+    export DOTNET_CLI_TELEMETRY_OPTOUT=1
+    export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
+
+    nuget sources Add -Name nixos -Source "$PWD/nixos"
+    nuget init "$nugetDeps" "$PWD/nixos"
+
+    # FIXME: https://github.com/NuGet/Home/issues/4413
+    mkdir -p $HOME/.nuget/NuGet
+    cp $HOME/.config/NuGet/NuGet.Config $HOME/.nuget/NuGet
+
+    for project in OpenTabletDriver.{Console,Daemon,UX.Gtk}; do
+        dotnet restore --source "$PWD/nixos" $project
+    done
+  '';
+
+  buildPhase = ''
+    for project in OpenTabletDriver.{Console,Daemon,UX.Gtk}; do
+        dotnet build $project \
+            --no-restore \
+            --configuration Release \
+            --framework net5
+    done
+  '';
+
+  installPhase = ''
+    mkdir -p $out/lib/OpenTabletDriver/
+    cp -r ./OpenTabletDriver/Configurations/ $out/lib/OpenTabletDriver/
+
+    for project in OpenTabletDriver.{Console,Daemon,UX.Gtk}; do
+      dotnet publish $project \
+          --no-build \
+          --no-self-contained \
+          --configuration Release \
+          --framework net5 \
+          --output $out/lib
+    done
+
+    # Give a more "*nix" name to the binaries
+    makeWrapper $out/lib/OpenTabletDriver.Console $out/bin/otd \
+        "''${gappsWrapperArgs[@]}" \
+        --prefix XDG_DATA_DIRS : "${gtk3}/share/gsettings-schemas/${gtk3.name}/" \
+        --set DOTNET_ROOT "${dotnet-netcore}" \
+        --suffix LD_LIBRARY_PATH : "${lib.makeLibraryPath runtimeDeps}"
+
+    makeWrapper $out/lib/OpenTabletDriver.Daemon $out/bin/otd-daemon \
+        "''${gappsWrapperArgs[@]}" \
+        --prefix XDG_DATA_DIRS : "${gtk3}/share/gsettings-schemas/${gtk3.name}/" \
+        --set DOTNET_ROOT "${dotnet-netcore}" \
+        --suffix LD_LIBRARY_PATH : "${lib.makeLibraryPath runtimeDeps}"
+
+    makeWrapper $out/lib/OpenTabletDriver.UX.Gtk $out/bin/otd-gui \
+        "''${gappsWrapperArgs[@]}" \
+        --prefix XDG_DATA_DIRS : "${gtk3}/share/gsettings-schemas/${gtk3.name}/" \
+        --set DOTNET_ROOT "${dotnet-netcore}" \
+        --suffix LD_LIBRARY_PATH : "${lib.makeLibraryPath runtimeDeps}"
+
+    mkdir -p $out/share/{applications,pixmaps}
+
+    cp -r $src/OpenTabletDriver.UX/Assets/* $out/share/pixmaps
+
+    cp -r ${makeDesktopItem {
+      desktopName = "OpenTabletDriver";
+      name = "OpenTabletDriver";
+      exec = "otd-gui";
+      icon = "otd";
+      comment = meta.description;
+      type = "Application";
+      categories = "Utility;";
+    }}/share/applications/* $out/share/applications
+
+    # TODO: Ideally this should be build from OpenTabletDriver/OpenTabletDriver-udev instead
+    dpkg-deb --fsys-tarfile ${debPkg} | tar xf - ./usr/lib/udev/rules.d/30-opentabletdriver.rules
+    mkdir -p $out/lib/udev/rules.d
+    cp ./usr/lib/udev/rules.d/* $out/lib/udev/rules.d
+  '';
+
+  dontWrapGApps = true;
+  dontStrip = true;
+
+  meta = with lib; {
+    description = "Open source, cross-platform, user-mode tablet driver";
+    homepage = "https://github.com/InfinityGhost/OpenTabletDriver";
+    license = licenses.lgpl3Plus;
+    maintainers = with maintainers; [ thiagokokada ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/tools/X11/opentabletdriver/deps.nix b/pkgs/tools/X11/opentabletdriver/deps.nix
new file mode 100644
index 000000000000..34d2981cff54
--- /dev/null
+++ b/pkgs/tools/X11/opentabletdriver/deps.nix
@@ -0,0 +1,462 @@
+{ fetchNuGet }: [
+  (fetchNuGet {
+    name = "AtkSharp";
+    version = "3.22.25.74";
+    sha256 = "04zjpjrddw5clac0mjpk0q00rbmv45bh1bsqa4s3pc5pb7fm9cd9";
+  })
+  (fetchNuGet {
+    name = "CairoSharp";
+    version = "3.22.25.74";
+    sha256 = "0sx7vmwcrfbkg3g887v051iklcdmdhh43ndp96nk4bccjimmmwl6";
+  })
+  (fetchNuGet {
+    name = "Eto.Forms";
+    version = "2.5.6";
+    sha256 = "035ny8jlanchwq16gcq0xb6ywabjl71c7qbpv26sjwg96na8vz51";
+  })
+  (fetchNuGet {
+    name = "Eto.Platform.Gtk";
+    version = "2.5.6";
+    sha256 = "1ijkjd3lc7x59yk369kxipzgk1zhyr9g6k319wc0n033vij26mwl";
+  })
+  (fetchNuGet {
+    name = "GdkSharp";
+    version = "3.22.25.74";
+    sha256 = "07sdfvqk2jmyjj7fyd0mikhnzsk52zd3g2dhip8kz3006cczqm81";
+  })
+  (fetchNuGet {
+    name = "GioSharp";
+    version = "3.22.25.74";
+    sha256 = "01l4216bm5jxbxypkkq4d2527c6zd68kbywr3h1lr1darc9nf1d1";
+  })
+  (fetchNuGet {
+    name = "GLibSharp";
+    version = "3.22.25.74";
+    sha256 = "0k2p79z4wcswi528v0ykc37rsqfqi6xd6pl0j4csdj9zf19svgx2";
+  })
+  (fetchNuGet {
+    name = "GtkSharp";
+    version = "3.22.25.74";
+    sha256 = "0vazfvkjyzppcynqa1h70s1jmp4vq2j30v5x2scg8n2c5dxaj0k3";
+  })
+  (fetchNuGet {
+    name = "HidSharpCore";
+    version = "1.1.0";
+    sha256 = "122s5j3wrv8hcgnbxrnjqydvcfz7gdm8xq0wlwzrgwdjk44lr45a";
+  })
+  (fetchNuGet {
+    name = "MessagePack.Annotations";
+    version = "2.1.194";
+    sha256 = "1jkhq3hiy4brvzsywl4p4jb9jrnzs3vmgr3s8fxpb1dzafadw8b0";
+  })
+  (fetchNuGet {
+    name = "MessagePack";
+    version = "2.1.194";
+    sha256 = "1v2gyd9sd6hppfhlzngmzzhnpr39b95rwrqq0r9zzp480b6vzaj0";
+  })
+  (fetchNuGet {
+    name = "Microsoft.Bcl.AsyncInterfaces";
+    version = "1.1.1";
+    sha256 = "0a1ahssqds2ympr7s4xcxv5y8jgxs7ahd6ah6fbgglj4rki1f1vw";
+  })
+  (fetchNuGet {
+    name = "Microsoft.CSharp";
+    version = "4.4.1";
+    sha256 = "0z6d1i6xcf0c00z6rs75rgw4ncs9q2m8amasf6mmbf40fm02ry7g";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.Platforms";
+    version = "1.1.0";
+    sha256 = "08vh1r12g6ykjygq5d3vq09zylgb84l63k49jc4v8faw9g93iqqm";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.Platforms";
+    version = "1.1.1";
+    sha256 = "164wycgng4mi9zqi2pnsf1pq6gccbqvw6ib916mqizgjmd8f44pj";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.Platforms";
+    version = "3.0.0";
+    sha256 = "1bk8r4r3ihmi6322jmcag14jmw11mjqys202azqjzglcx59pxh51";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.Targets";
+    version = "1.1.0";
+    sha256 = "193xwf33fbm0ni3idxzbr5fdq3i2dlfgihsac9jj7whj0gd902nh";
+  })
+  (fetchNuGet {
+    name = "Microsoft.VisualStudio.Threading.Analyzers";
+    version = "16.7.56";
+    sha256 = "04v9df0k7bsc0rzgkw4mnvi43pdrh42vk6xdcwn9m6im33m0nnz2";
+  })
+  (fetchNuGet {
+    name = "Microsoft.VisualStudio.Threading";
+    version = "16.7.56";
+    sha256 = "13x0xrsjxd86clf9cjjwmpzlyp8pkrf13riya7igs8zy93zw2qap";
+  })
+  (fetchNuGet {
+    name = "Microsoft.VisualStudio.Validation";
+    version = "15.5.31";
+    sha256 = "1ah99rn922qa0sd2k3h64m324f2r32pw8cn4cfihgvwx4qdrpmgw";
+  })
+  (fetchNuGet {
+    name = "Microsoft.Win32.Primitives";
+    version = "4.3.0";
+    sha256 = "0j0c1wj4ndj21zsgivsc24whiya605603kxrbiw6wkfdync464wq";
+  })
+  (fetchNuGet {
+    name = "Microsoft.Win32.Registry";
+    version = "4.6.0";
+    sha256 = "0i4y782yrqqyx85pg597m20gm0v126w0j9ddk5z7xb3crx4z9f2s";
+  })
+  (fetchNuGet {
+    name = "Nerdbank.Streams";
+    version = "2.6.77";
+    sha256 = "13dnfwxa8syx7vfjmd5pcrqz31k0q8y3mmh6yz6bmljhjri65q5c";
+  })
+  (fetchNuGet {
+    name = "Newtonsoft.Json";
+    version = "12.0.2";
+    sha256 = "0w2fbji1smd2y7x25qqibf1qrznmv4s6s0jvrbvr6alb7mfyqvh5";
+  })
+  (fetchNuGet {
+    name = "Newtonsoft.Json";
+    version = "12.0.3";
+    sha256 = "17dzl305d835mzign8r15vkmav2hq8l6g7942dfjpnzr17wwl89x";
+  })
+  (fetchNuGet {
+    name = "PangoSharp";
+    version = "3.22.25.74";
+    sha256 = "172i1hjpz4rgqlilir8a57kgmciw9x0shz4zwbhhlr59mndvqbih";
+  })
+  (fetchNuGet {
+    name = "runtime.debian.8-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "0rwpqngkqiapqc5c2cpkj7idhngrgss5qpnqg0yh40mbyflcxf8i";
+  })
+  (fetchNuGet {
+    name = "runtime.fedora.23-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "1n06gxwlinhs0w7s8a94r1q3lwqzvynxwd3mp10ws9bg6gck8n4r";
+  })
+  (fetchNuGet {
+    name = "runtime.fedora.24-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "0404wqrc7f2yc0wxv71y3nnybvqx8v4j9d47hlscxy759a525mc3";
+  })
+  (fetchNuGet {
+    name = "runtime.native.System.Net.Http";
+    version = "4.3.0";
+    sha256 = "1n6rgz5132lcibbch1qlf0g9jk60r0kqv087hxc0lisy50zpm7kk";
+  })
+  (fetchNuGet {
+    name = "runtime.native.System.Security.Cryptography.Apple";
+    version = "4.3.0";
+    sha256 = "1b61p6gw1m02cc1ry996fl49liiwky6181dzr873g9ds92zl326q";
+  })
+  (fetchNuGet {
+    name = "runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "0zy5r25jppz48i2bkg8b9lfig24xixg6nm3xyr1379zdnqnpm8f6";
+  })
+  (fetchNuGet {
+    name = "runtime.native.System";
+    version = "4.3.0";
+    sha256 = "15hgf6zaq9b8br2wi1i3x0zvmk410nlmsmva9p0bbg73v6hml5k4";
+  })
+  (fetchNuGet {
+    name = "runtime.opensuse.13.2-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "096ch4n4s8k82xga80lfmpimpzahd2ip1mgwdqgar0ywbbl6x438";
+  })
+  (fetchNuGet {
+    name = "runtime.opensuse.42.1-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "1dm8fifl7rf1gy7lnwln78ch4rw54g0pl5g1c189vawavll7p6rj";
+  })
+  (fetchNuGet {
+    name = "runtime.osx.10.10-x64.runtime.native.System.Security.Cryptography.Apple";
+    version = "4.3.0";
+    sha256 = "10yc8jdrwgcl44b4g93f1ds76b176bajd3zqi2faf5rvh1vy9smi";
+  })
+  (fetchNuGet {
+    name = "runtime.osx.10.10-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "1m9z1k9kzva9n9kwinqxl97x2vgl79qhqjlv17k9s2ymcyv2bwr6";
+  })
+  (fetchNuGet {
+    name = "runtime.rhel.7-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "1cpx56mcfxz7cpn57wvj18sjisvzq8b5vd9rw16ihd2i6mcp3wa1";
+  })
+  (fetchNuGet {
+    name = "runtime.ubuntu.14.04-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "15gsm1a8jdmgmf8j5v1slfz8ks124nfdhk2vxs2rw3asrxalg8hi";
+  })
+  (fetchNuGet {
+    name = "runtime.ubuntu.16.04-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "0q0n5q1r1wnqmr5i5idsrd9ywl33k0js4pngkwq9p368mbxp8x1w";
+  })
+  (fetchNuGet {
+    name = "runtime.ubuntu.16.10-x64.runtime.native.System.Security.Cryptography.OpenSsl";
+    version = "4.3.2";
+    sha256 = "1x0g58pbpjrmj2x2qw17rdwwnrcl0wvim2hdwz48lixvwvp22n9c";
+  })
+  (fetchNuGet {
+    name = "StreamJsonRpc";
+    version = "2.6.121";
+    sha256 = "0xzvpk17w2skndzdg47j7gkrrvw6521db4mv8lc3v8hm97vs9m76";
+  })
+  (fetchNuGet {
+    name = "System.Collections.Concurrent";
+    version = "4.3.0";
+    sha256 = "0wi10md9aq33jrkh2c24wr2n9hrpyamsdhsxdcnf43b7y86kkii8";
+  })
+  (fetchNuGet {
+    name = "System.Collections.Immutable";
+    version = "1.7.1";
+    sha256 = "1nh4nlxfc7lbnbl86wwk1a3jwl6myz5j6hvgh5sp4krim9901hsq";
+  })
+  (fetchNuGet {
+    name = "System.Collections";
+    version = "4.3.0";
+    sha256 = "19r4y64dqyrq6k4706dnyhhw7fs24kpp3awak7whzss39dakpxk9";
+  })
+  (fetchNuGet {
+    name = "System.CommandLine";
+    version = "2.0.0-beta1.20253.1";
+    sha256 = "16saf1fm9q80bb624fkqz0ksrwpnbw9617d7xg3jib7a2wgagm2r";
+  })
+  (fetchNuGet {
+    name = "System.CommandLine";
+    version = "2.0.0-beta1.20303.1";
+    sha256 = "0isnz8ipqlqim06hf56zlaq2vnsy5facvf5nvq6kzm5h1dm3l2vn";
+  })
+  (fetchNuGet {
+    name = "System.ComponentModel.Annotations";
+    version = "4.7.0";
+    sha256 = "06x1m46ddxj0ng28d7gry9gjkqdg2kp89jyf480g5gznyybbs49z";
+  })
+  (fetchNuGet {
+    name = "System.Diagnostics.Debug";
+    version = "4.3.0";
+    sha256 = "00yjlf19wjydyr6cfviaph3vsjzg3d5nvnya26i2fvfg53sknh3y";
+  })
+  (fetchNuGet {
+    name = "System.Diagnostics.DiagnosticSource";
+    version = "4.3.0";
+    sha256 = "0z6m3pbiy0qw6rn3n209rrzf9x1k4002zh90vwcrsym09ipm2liq";
+  })
+  (fetchNuGet {
+    name = "System.Diagnostics.Tracing";
+    version = "4.3.0";
+    sha256 = "1m3bx6c2s958qligl67q7grkwfz3w53hpy7nc97mh6f7j5k168c4";
+  })
+  (fetchNuGet {
+    name = "System.Globalization.Calendars";
+    version = "4.3.0";
+    sha256 = "1xwl230bkakzzkrggy1l1lxmm3xlhk4bq2pkv790j5lm8g887lxq";
+  })
+  (fetchNuGet {
+    name = "System.Globalization.Extensions";
+    version = "4.3.0";
+    sha256 = "02a5zfxavhv3jd437bsncbhd2fp1zv4gxzakp1an9l6kdq1mcqls";
+  })
+  (fetchNuGet {
+    name = "System.Globalization";
+    version = "4.3.0";
+    sha256 = "1cp68vv683n6ic2zqh2s1fn4c2sd87g5hpp6l4d4nj4536jz98ki";
+  })
+  (fetchNuGet {
+    name = "System.IO.FileSystem.Primitives";
+    version = "4.3.0";
+    sha256 = "0j6ndgglcf4brg2lz4wzsh1av1gh8xrzdsn9f0yznskhqn1xzj9c";
+  })
+  (fetchNuGet {
+    name = "System.IO.FileSystem";
+    version = "4.3.0";
+    sha256 = "0z2dfrbra9i6y16mm9v1v6k47f0fm617vlb7s5iybjjsz6g1ilmw";
+  })
+  (fetchNuGet {
+    name = "System.IO.Pipelines";
+    version = "4.7.2";
+    sha256 = "16v4qaypm72cfsfqr8z3k6yrpzn0m3apgkh6aljfwpycdk150sf9";
+  })
+  (fetchNuGet {
+    name = "System.IO";
+    version = "4.3.0";
+    sha256 = "05l9qdrzhm4s5dixmx68kxwif4l99ll5gqmh7rqgw554fx0agv5f";
+  })
+  (fetchNuGet {
+    name = "System.Linq";
+    version = "4.3.0";
+    sha256 = "1w0gmba695rbr80l1k2h4mrwzbzsyfl2z4klmpbsvsg5pm4a56s7";
+  })
+  (fetchNuGet {
+    name = "System.Memory";
+    version = "4.5.3";
+    sha256 = "0naqahm3wljxb5a911d37mwjqjdxv9l0b49p5dmfyijvni2ppy8a";
+  })
+  (fetchNuGet {
+    name = "System.Memory";
+    version = "4.5.4";
+    sha256 = "14gbbs22mcxwggn0fcfs1b062521azb9fbb7c113x0mq6dzq9h6y";
+  })
+  (fetchNuGet {
+    name = "System.Net.Http";
+    version = "4.3.4";
+    sha256 = "0kdp31b8819v88l719j6my0yas6myv9d1viql3qz5577mv819jhl";
+  })
+  (fetchNuGet {
+    name = "System.Net.Primitives";
+    version = "4.3.0";
+    sha256 = "0c87k50rmdgmxx7df2khd9qj7q35j9rzdmm2572cc55dygmdk3ii";
+  })
+  (fetchNuGet {
+    name = "System.Net.WebSockets";
+    version = "4.3.0";
+    sha256 = "1gfj800078kggcgl0xyl00a6y5k4wwh2k2qm69rjy22wbmq7fy4p";
+  })
+  (fetchNuGet {
+    name = "System.Numerics.Vectors";
+    version = "4.5.0";
+    sha256 = "1kzrj37yzawf1b19jq0253rcs8hsq1l2q8g69d7ipnhzb0h97m59";
+  })
+  (fetchNuGet {
+    name = "System.Reflection.Emit.Lightweight";
+    version = "4.6.0";
+    sha256 = "0hry2k6b7kicg4zxnq0hhn0ys52711pxy7l9v5sp7gvp9cicwpgp";
+  })
+  (fetchNuGet {
+    name = "System.Reflection.Emit";
+    version = "4.7.0";
+    sha256 = "121l1z2ypwg02yz84dy6gr82phpys0njk7yask3sihgy214w43qp";
+  })
+  (fetchNuGet {
+    name = "System.Reflection.Primitives";
+    version = "4.3.0";
+    sha256 = "04xqa33bld78yv5r93a8n76shvc8wwcdgr1qvvjh959g3rc31276";
+  })
+  (fetchNuGet {
+    name = "System.Reflection";
+    version = "4.3.0";
+    sha256 = "0xl55k0mw8cd8ra6dxzh974nxif58s3k1rjv1vbd7gjbjr39j11m";
+  })
+  (fetchNuGet {
+    name = "System.Resources.ResourceManager";
+    version = "4.3.0";
+    sha256 = "0sjqlzsryb0mg4y4xzf35xi523s4is4hz9q4qgdvlvgivl7qxn49";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.CompilerServices.Unsafe";
+    version = "4.5.2";
+    sha256 = "1vz4275fjij8inf31np78hw50al8nqkngk04p3xv5n4fcmf1grgi";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.CompilerServices.Unsafe";
+    version = "4.7.1";
+    sha256 = "119br3pd85lq8zcgh4f60jzmv1g976q1kdgi3hvqdlhfbw6siz2j";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.Extensions";
+    version = "4.3.0";
+    sha256 = "1ykp3dnhwvm48nap8q23893hagf665k0kn3cbgsqpwzbijdcgc60";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.Handles";
+    version = "4.3.0";
+    sha256 = "0sw2gfj2xr7sw9qjn0j3l9yw07x73lcs97p8xfc9w1x9h5g5m7i8";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.InteropServices";
+    version = "4.3.0";
+    sha256 = "00hywrn4g7hva1b2qri2s6rabzwgxnbpw9zfxmz28z09cpwwgh7j";
+  })
+  (fetchNuGet {
+    name = "System.Runtime.Numerics";
+    version = "4.3.0";
+    sha256 = "19rav39sr5dky7afygh309qamqqmi9kcwvz3i0c5700v0c5cg61z";
+  })
+  (fetchNuGet {
+    name = "System.Runtime";
+    version = "4.3.0";
+    sha256 = "066ixvgbf2c929kgknshcxqj6539ax7b9m570cp8n179cpfkapz7";
+  })
+  (fetchNuGet {
+    name = "System.Security.AccessControl";
+    version = "4.6.0";
+    sha256 = "1wl1dyghi0qhpap1vgfhg2ybdyyhy9vc2a7dpm1xb30vfgmlkjmf";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.Algorithms";
+    version = "4.3.0";
+    sha256 = "03sq183pfl5kp7gkvq77myv7kbpdnq3y0xj7vi4q1kaw54sny0ml";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.Cng";
+    version = "4.3.0";
+    sha256 = "1k468aswafdgf56ab6yrn7649kfqx2wm9aslywjam1hdmk5yypmv";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.Csp";
+    version = "4.3.0";
+    sha256 = "1x5wcrddf2s3hb8j78cry7yalca4lb5vfnkrysagbn6r9x6xvrx1";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.Encoding";
+    version = "4.3.0";
+    sha256 = "1jr6w70igqn07k5zs1ph6xja97hxnb3mqbspdrff6cvssgrixs32";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.OpenSsl";
+    version = "4.3.0";
+    sha256 = "0givpvvj8yc7gv4lhb6s1prq6p2c4147204a0wib89inqzd87gqc";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.Primitives";
+    version = "4.3.0";
+    sha256 = "0pyzncsv48zwly3lw4f2dayqswcfvdwq2nz0dgwmi7fj3pn64wby";
+  })
+  (fetchNuGet {
+    name = "System.Security.Cryptography.X509Certificates";
+    version = "4.3.0";
+    sha256 = "0valjcz5wksbvijylxijjxb1mp38mdhv03r533vnx1q3ikzdav9h";
+  })
+  (fetchNuGet {
+    name = "System.Security.Principal.Windows";
+    version = "4.6.0";
+    sha256 = "1jmfzfz1n8hp63s5lja5xxpzkinbp6g59l3km9h8avjiisdrg5wm";
+  })
+  (fetchNuGet {
+    name = "System.Text.Encoding";
+    version = "4.3.0";
+    sha256 = "1f04lkir4iladpp51sdgmis9dj4y8v08cka0mbmsy0frc9a4gjqr";
+  })
+  (fetchNuGet {
+    name = "System.Threading.Tasks.Dataflow";
+    version = "4.11.1";
+    sha256 = "09fbfsiay1xcbpvnq2j38b6mb2scvf0s8mpn78bcqsldidg7k2vw";
+  })
+  (fetchNuGet {
+    name = "System.Threading.Tasks.Extensions";
+    version = "4.5.4";
+    sha256 = "0y6ncasgfcgnjrhynaf0lwpkpkmv4a07sswwkwbwb5h7riisj153";
+  })
+  (fetchNuGet {
+    name = "System.Threading.Tasks";
+    version = "4.3.0";
+    sha256 = "134z3v9abw3a6jsw17xl3f6hqjpak5l682k2vz39spj4kmydg6k7";
+  })
+  (fetchNuGet {
+    name = "System.Threading";
+    version = "4.3.0";
+    sha256 = "0rw9wfamvhayp5zh3j7p1yfmx9b5khbf4q50d8k5rk993rskfd34";
+  })
+  (fetchNuGet {
+    name = "WaylandNET";
+    version = "0.2.0";
+    sha256 = "1qjpvra08vdqdw4j1gamz6451x5sd5r1j86lsvrl8akq4nymfr8k";
+  })
+]
diff --git a/pkgs/tools/X11/opentabletdriver/shell.nix b/pkgs/tools/X11/opentabletdriver/shell.nix
new file mode 100644
index 000000000000..526fa4a44320
--- /dev/null
+++ b/pkgs/tools/X11/opentabletdriver/shell.nix
@@ -0,0 +1,12 @@
+{ pkgs ? import ../../../../. {} }:
+
+with pkgs;
+
+mkShell {
+  buildInputs = [
+    common-updater-scripts
+    curl
+    dotnetCorePackages.sdk_5_0
+    jq
+  ];
+}
diff --git a/pkgs/tools/X11/opentabletdriver/update.sh b/pkgs/tools/X11/opentabletdriver/update.sh
new file mode 100755
index 000000000000..04fae30c05a5
--- /dev/null
+++ b/pkgs/tools/X11/opentabletdriver/update.sh
@@ -0,0 +1,64 @@
+#!/usr/bin/env nix-shell
+#!nix-shell shell.nix -i bash
+
+set -eo pipefail
+
+cd "$(dirname "${BASH_SOURCE[0]}")"
+
+deps_file="$(realpath "./deps.nix")"
+
+new_version="$(curl -s "https://api.github.com/repos/InfinityGhost/OpenTabletDriver/releases" | jq -r '.[0].tag_name' | sed 's|[^0-9.]||g')"
+old_version="$(sed -nE 's/\s*version = "(.*)".*/\1/p' ./default.nix)"
+if [[ "$new_version" == "$old_version" ]]; then
+  echo "Up to date"
+  [[ "${1}" != "--force" ]] && exit 0
+fi
+
+cd ../../../..
+update-source-version opentabletdriver "$new_version"
+store_src="$(nix-build . -A opentabletdriver.src --no-out-link)"
+src="$(mktemp -d /tmp/opentabletdriver-src.XXX)"
+echo "Temp src dir: $src"
+cp -rT "$store_src" "$src"
+chmod -R +w "$src"
+
+pushd "$src"
+
+# Setup empty nuget package folder to force reinstall.
+mkdir ./nuget_tmp.packages
+cat >./nuget_tmp.config <<EOF
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <add key="nuget" value="https://api.nuget.org/v3/index.json" />
+  </packageSources>
+  <config>
+    <add key="globalPackagesFolder" value="$(realpath ./nuget_tmp.packages)" />
+  </config>
+</configuration>
+EOF
+
+export DOTNET_CLI_TELEMETRY_OPTOUT=1
+
+for project in OpenTabletDriver.{Console,Daemon,UX.Gtk}; do
+    dotnet restore $project --configfile ./nuget_tmp.config
+done
+
+echo "{ fetchNuGet }: [" >"$deps_file"
+while read pkg_spec; do
+  { read pkg_name; read pkg_version; } < <(
+    # Build version part should be ignored: `3.0.0-beta2.20059.3+77df2220` -> `3.0.0-beta2.20059.3`
+    sed -nE 's/.*<id>([^<]*).*/\1/p; s/.*<version>([^<+]*).*/\1/p' "$pkg_spec")
+  pkg_sha256="$(nix-hash --type sha256 --flat --base32 "$(dirname "$pkg_spec")"/*.nupkg)"
+  cat >>"$deps_file" <<EOF
+  (fetchNuGet {
+    name = "$pkg_name";
+    version = "$pkg_version";
+    sha256 = "$pkg_sha256";
+  })
+EOF
+done < <(find ./nuget_tmp.packages -name '*.nuspec' | sort)
+echo "]" >>"$deps_file"
+
+popd
+rm -r "$src"
diff --git a/pkgs/tools/backup/duplicacy/default.nix b/pkgs/tools/backup/duplicacy/default.nix
index b261289f0bf1..9fecfb70f398 100644
--- a/pkgs/tools/backup/duplicacy/default.nix
+++ b/pkgs/tools/backup/duplicacy/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   pname = "duplicacy";
-  version = "2.3.0";
+  version = "2.7.2";
 
   goPackagePath = "github.com/gilbertchen/duplicacy";
 
@@ -10,7 +10,7 @@ buildGoPackage rec {
     owner = "gilbertchen";
     repo = "duplicacy";
     rev = "v${version}";
-    sha256 = "12swp3kbwkmwn3g2mp964m60kabmz0ip7kkhvhiqq7k74nxzj312";
+    sha256 = "0j37sqicj7rl982czqsl3ipxw7k8k4smcr63s0yklxwz7ch3353c";
   };
   goDeps = ./deps.nix;
   buildPhase = ''
diff --git a/pkgs/tools/backup/duplicacy/deps.nix b/pkgs/tools/backup/duplicacy/deps.nix
index 12d30b53b6c5..e7bf7e91f89a 100644
--- a/pkgs/tools/backup/duplicacy/deps.nix
+++ b/pkgs/tools/backup/duplicacy/deps.nix
@@ -4,27 +4,18 @@
     goPackagePath  = "cloud.google.com/go";
     fetch = {
       type = "git";
-      url = "https://code.googlesource.com/gocloud";
+      url = "https://github.com/googleapis/google-cloud-go";
       rev =  "2d3a6656c17a60b0815b7e06ab0be04eacb6e613";
       sha256 = "0fi3qj9fvc4bxbrwa1m5sxsb8yhvawiwigaddvmmizjykxbq5csq";
     };
   }
   {
-    goPackagePath  = "github.com/Azure/azure-sdk-for-go";
-    fetch = {
-      type = "git";
-      url = "https://github.com/Azure/azure-sdk-for-go";
-      rev =  "b7fadebe0e7f5c5720986080a01495bd8d27be37";
-      sha256 = "11zcmd17206byxhgz2a75qascilydlzjbz73l2mrqng3yyr20yk1";
-    };
-  }
-  {
     goPackagePath  = "github.com/Azure/go-autorest";
     fetch = {
       type = "git";
       url = "https://github.com/Azure/go-autorest";
-      rev =  "0ae36a9e544696de46fdadb7b0d5fb38af48c063";
-      sha256 = "0f2qcv24l9bx3jys2m9ycyy77vqlx7dbfa3frxlk19wnrwiv3p6g";
+      rev =  "9bc4033dd347c7f416fca46b2f42a043dc1fbdf6";
+      sha256 = "158xbd8wn1bna1k1ichlirz6a1zvlh3rg7klr9cnp72l2q8jwvcl";
     };
   }
   {
@@ -41,8 +32,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/aws/aws-sdk-go";
-      rev =  "a32b1dcd091264b5dee7b386149b6cc3823395c9";
-      sha256 = "1yicb7l6m4hs3mi724hz74wn8305qvx6g73mjqafaaqvh6dyn86m";
+      rev =  "851d5ffb66720c2540cc68020d4d8708950686c8";
+      sha256 = "16qp8ywcf04d2y1ibf3mpglcrxk07x8gak46a2l53lchps2mgcrp";
     };
   }
   {
@@ -59,8 +50,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/dgrijalva/jwt-go";
-      rev =  "dbeaa9332f19a944acb5736b4456cfcc02140e29";
-      sha256 = "0zk6l6kzsjdijfn7c4h0aywdjx5j2hjwi67vy1k6wr46hc8ks2hs";
+      rev =  "06ea1031745cb8b3dab3f6a236daf2b0aa468b7e";
+      sha256 = "08m27vlms74pfy5z79w67f9lk9zkx6a9jd68k3c4msxy75ry36mp";
     };
   }
   {
@@ -68,8 +59,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/gilbertchen/azure-sdk-for-go";
-      rev =  "bbf89bd4d716c184f158d1e1428c2dbef4a18307";
-      sha256 = "14563izc2y05k8s20fmhanvjydbcq8k5adp4cgw91d9bs52qivx7";
+      rev =  "8fd4663cab7c7c1c46d00449291c92ad23b0d0d9";
+      sha256 = "123fj5jni1pjj8i9adzd4r07n9hnlmfprlcjf5hqb1zjb72xi1p7";
     };
   }
   {
@@ -86,8 +77,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/gilbertchen/go-dropbox";
-      rev =  "90711b603312b1f973f3a5da3793ac4f1e5c2f2a";
-      sha256 = "0y2ydl3mjbkfbqyygrwq7vqig9hjh7cxvzsn2gxc1851haqp4h19";
+      rev =  "2233fa1dd846b3a3e8060b6c1ea12883deb9d288";
+      sha256 = "01fqxad5mm7rs0mp1ipp9aw80ski6sqyqljpf9dgify8dbiffl97";
     };
   }
   {
@@ -145,12 +136,12 @@
     };
   }
   {
-    goPackagePath  = "github.com/go-ini/ini";
+    goPackagePath  = "github.com/golang/groupcache";
     fetch = {
       type = "git";
-      url = "https://github.com/go-ini/ini";
-      rev =  "32e4c1e6bc4e7d0d8451aa6b75200d19e37a536a";
-      sha256 = "0mhgxw5q6b0pryhikx3k4wby7g32rwjjljzihi47lwn34kw5y1qn";
+      url = "https://github.com/golang/groupcache";
+      rev =  "8c9f03a8e57eb486e42badaed3fb287da51807ba";
+      sha256 = "0vjjr79r32icjzlb05wn02k59av7jx0rn1jijml8r4whlg7dnkfh";
     };
   }
   {
@@ -158,8 +149,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/golang/protobuf";
-      rev =  "1e59b77b52bf8e4b449a57e6f79f21226d571845";
-      sha256 = "19bkh81wnp6njg3931wky6hsnnl2d1ig20vfjxpv450sd3k6yys8";
+      rev =  "84668698ea25b64748563aa20726db66a6b8d299";
+      sha256 = "1gkd1942vk9n8kfzdwy1iil6wgvlwjq7a3y5jc49ck4lz9rhmgkq";
     };
   }
   {
@@ -167,8 +158,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/googleapis/gax-go";
-      rev =  "317e0006254c44a0ac427cc52a0e083ff0b9622f";
-      sha256 = "0h92x579vbrv2fka8q2ddy1kq6a63qbqa8zc09ygl6skzn9gw1dh";
+      rev =  "c8a15bac9b9fe955bd9f900272f9a306465d28cf";
+      sha256 = "13x3x7agq0b46wpchbd2sqli5l33z6hvfn1qjbiqvsgpbv7wd140";
     };
   }
   {
@@ -176,8 +167,26 @@
     fetch = {
       type = "git";
       url = "https://github.com/jmespath/go-jmespath";
-      rev =  "0b12d6b5";
-      sha256 = "1vv6hph8j6xgv7gwl9vvhlsaaqsm22sxxqmgmldi4v11783pc1ld";
+      rev =  "c2b33e84";
+      sha256 = "1r6w7ydx8ydryxk3sfhzsk8m6f1nsik9jg3i1zhi69v4kfl4d5cz";
+    };
+  }
+  {
+    goPackagePath  = "github.com/klauspost/cpuid";
+    fetch = {
+      type = "git";
+      url = "https://github.com/klauspost/cpuid";
+      rev =  "750c0591dbbd50ef88371c665ad49e426a4b830b";
+      sha256 = "1yiby4xa12j3kcw5q7dfsbcybhaxjkppvgz6ac2p2lcwha303b1g";
+    };
+  }
+  {
+    goPackagePath  = "github.com/klauspost/reedsolomon";
+    fetch = {
+      type = "git";
+      url = "https://github.com/klauspost/reedsolomon";
+      rev =  "7daa20bf74337a939c54f892a2eca9d9b578eb7f";
+      sha256 = "1xk4wqgrl63l95lqnszzbpa06apzxfmpwfnkrn1n8jb0ws7mi01m";
     };
   }
   {
@@ -185,8 +194,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/kr/fs";
-      rev =  "2788f0dbd16903de03cb8186e5c7d97b69ad387b";
-      sha256 = "1c0fipl4rsh0v5liq1ska1dl83v3llab4k6lm8mvrx9c4dyp71ly";
+      rev =  "1455def202f6e05b95cc7bfc7e8ae67ae5141eba";
+      sha256 = "11zg176x9hr9q7fsk95r6q0wf214gg4czy02slax4x56n79g6a7q";
     };
   }
   {
@@ -208,12 +217,30 @@
     };
   }
   {
+    goPackagePath  = "github.com/minio/highwayhash";
+    fetch = {
+      type = "git";
+      url = "https://github.com/minio/highwayhash";
+      rev =  "86a2a969d04373bf05ca722517d30fb1c9a3e4f9";
+      sha256 = "0kj2hs82sphag0h25xvprvf2fz3zlinmlif89sk9jp8h518aiahf";
+    };
+  }
+  {
+    goPackagePath  = "github.com/mmcloughlin/avo";
+    fetch = {
+      type = "git";
+      url = "https://github.com/mmcloughlin/avo";
+      rev =  "443f81d771042b019379ae4bfcd0a591cb47c88a";
+      sha256 = "1zc95crbyi7ylqq3jwv4ya55lyzn9x730szdm307vdss4gqlx8yn";
+    };
+  }
+  {
     goPackagePath  = "github.com/ncw/swift";
     fetch = {
       type = "git";
       url = "https://github.com/ncw/swift";
-      rev =  "ae9f0ea1605b9aa6434ed5c731ca35d83ba67c55";
-      sha256 = "0a0iwynhgxsl3czabl7ajnxpyw6x0dzbiqz6il8aw7kn10ld1rvl";
+      rev =  "3e1a09f21340e4828e7265aa89f4dc1495fa7ccc";
+      sha256 = "19gb8xh400hzlbdp3nx1f85jxzs36zk0py39vmjcg3fnvdjzblm2";
     };
   }
   {
@@ -221,8 +248,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/pkg/errors";
-      rev =  "645ef00459ed84a119197bfb8d8205042c6df63d";
-      sha256 = "001i6n71ghp2l6kdl3qq1v2vmghcz3kicv9a5wgcihrzigm75pp5";
+      rev =  "614d223910a179a466c1767a985424175c39b465";
+      sha256 = "1761pybhc2kqr6v5fm8faj08x9bql8427yqg6vnfv6nhrasx1mwq";
     };
   }
   {
@@ -230,8 +257,17 @@
     fetch = {
       type = "git";
       url = "https://github.com/pkg/sftp";
-      rev =  "3edd153f213d8d4191a0ee4577c61cca19436632";
-      sha256 = "0iw6lijdljwh5xw5hsy0b578cr52h6vvm7hbnzlrvciwhh4sfhhp";
+      rev =  "5616182052227b951e76d9c9b79a616c608bd91b";
+      sha256 = "1rjlhlkr505a0wvync1ycfn9njfc6bib6bw44qnnm50hlfs59hz2";
+    };
+  }
+  {
+    goPackagePath  = "github.com/pkg/xattr";
+    fetch = {
+      type = "git";
+      url = "https://github.com/pkg/xattr";
+      rev =  "dd870b5cfebab49617ea0c1da6176474e8a52bf4";
+      sha256 = "11ynkc61qrmf853g04sav8vawz8i6a8b73w71f3cq4djb4cnsw0d";
     };
   }
   {
@@ -253,12 +289,30 @@
     };
   }
   {
+    goPackagePath  = "go.opencensus.io";
+    fetch = {
+      type = "git";
+      url = "https://github.com/census-instrumentation/opencensus-go";
+      rev =  "d835ff86be02193d324330acdb7d65546b05f814";
+      sha256 = "0xj16iq5jp26hi2py7lsd8cvqh651fgn39y05gzvjdi88d9xd3nw";
+    };
+  }
+  {
     goPackagePath  = "golang.org/x/crypto";
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/crypto";
-      rev =  "9f005a07e0d31d45e6656d241bb5c0f2efd4bc94";
-      sha256 = "1mhmr6ljzl3iafsz4qy8vval7rmr828wh59dlqqqjqx6sqmcs1dv";
+      rev =  "056763e48d71961566155f089ac0f02f1dda9b5a";
+      sha256 = "0dcmns62hwid7hk4bmpl22z6ygjh168p23x3arzy320sd1lvap92";
+    };
+  }
+  {
+    goPackagePath  = "golang.org/x/mod";
+    fetch = {
+      type = "git";
+      url = "https://go.googlesource.com/mod";
+      rev =  "859b3ef565e237f9f1a0fb6b55385c497545680d";
+      sha256 = "0ldgbx2zpprbsfn6p8pfgs4nn87gwbfcv2z0fa7n8alwsq2yw78q";
     };
   }
   {
@@ -266,8 +320,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/net";
-      rev =  "9dfe39835686865bff950a07b394c12a98ddc811";
-      sha256 = "0z8mnl4mi88syafrgqys2ak2gg3yrbna25hpz88y3anl8x4jhg1a";
+      rev =  "d3edc9973b7eb1fb302b0ff2c62357091cea9a30";
+      sha256 = "12zbjwcsh9b0lwycqlkrnbyg5a6a9dzgj8hhgq399bdda5bd97y7";
     };
   }
   {
@@ -275,8 +329,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/oauth2";
-      rev =  "f95fa95eaa936d9d87489b15d1d18b97c1ba9c28";
-      sha256 = "0p9kis69wvhv8a2qbcjxvn9ggpdh81cbfjpq5pjga7n8k6d065fh";
+      rev =  "bf48bf16ab8d622ce64ec6ce98d2c98f916b6303";
+      sha256 = "1sirdib60zwmh93kf9qrx51r8544k1p9rs5mk0797wibz3m4mrdg";
     };
   }
   {
@@ -284,8 +338,8 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/sys";
-      rev =  "82aafbf43bf885069dc71b7e7c2f9d7a614d47da";
-      sha256 = "1jvngpvy0q40f7krkgmwf5bbjzhv449297awcr0y78kzn0cyawi2";
+      rev =  "59c9f1ba88faf592b225274f69c5ef1e4ebacf82";
+      sha256 = "014iiqjh9sikbcvacqiwhg6mvrsrr1va91wmc9yrnsm11c63yxfa";
     };
   }
   {
@@ -293,17 +347,35 @@
     fetch = {
       type = "git";
       url = "https://go.googlesource.com/text";
-      rev =  "88f656faf3f37f690df1a32515b479415e1a6769";
-      sha256 = "0zakmgg6dlwnkhignwjajn0dckzqq18zxvnmmg0fq6455x7fs673";
+      rev =  "342b2e1fbaa52c93f31447ad2c6abc048c63e475";
+      sha256 = "0flv9idw0jm5nm8lx25xqanbkqgfiym6619w575p7nrdh0riqwqh";
+    };
+  }
+  {
+    goPackagePath  = "golang.org/x/tools";
+    fetch = {
+      type = "git";
+      url = "https://go.googlesource.com/tools";
+      rev =  "5d1fdd8fa3469142b9369713b23d8413d6d83189";
+      sha256 = "0xp5ggnjnl1gqwi2ks042zimgkfv2qda9a57ar198xpyzdn1bv5s";
+    };
+  }
+  {
+    goPackagePath  = "golang.org/x/xerrors";
+    fetch = {
+      type = "git";
+      url = "https://go.googlesource.com/xerrors";
+      rev =  "5ec99f83aff198f5fbd629d6c8d8eb38a04218ca";
+      sha256 = "1dbzc3gmf2haazpv7cgmv97rq40g2xzwbglc17vas8dwhgwgwrzb";
     };
   }
   {
     goPackagePath  = "google.golang.org/api";
     fetch = {
       type = "git";
-      url = "https://code.googlesource.com/google-api-go-client";
-      rev =  "17b5f22a248d6d3913171c1a557552ace0d9c806";
-      sha256 = "0gs78qsxfg89kpiiray1x9jiv6bh328jmjkwd3ghnygf3l98kc8c";
+      url = "https://github.com/googleapis/google-api-go-client";
+      rev =  "52f0532eadbcc6f6b82d6f5edf66e610d10bfde6";
+      sha256 = "0l7q0mmq0v51wc72bk50nwaz9frl1pqp7gn5jhy1vzxdry930gkc";
     };
   }
   {
@@ -311,17 +383,17 @@
     fetch = {
       type = "git";
       url = "https://github.com/golang/appengine";
-      rev =  "150dc57a1b433e64154302bdc40b6bb8aefa313a";
-      sha256 = "0w3knznv39k8bm85ri62f83czcrxknql7dv6p9hk1a5jx3xljgxq";
+      rev =  "971852bfffca25b069c31162ae8f247a3dba083b";
+      sha256 = "05hbq4cs7bqw0zl17bx8rzdkszid3nyl92100scg3jjrg70dhm7w";
     };
   }
   {
     goPackagePath  = "google.golang.org/genproto";
     fetch = {
       type = "git";
-      url = "https://github.com/google/go-genproto";
-      rev =  "891aceb7c239e72692819142dfca057bdcbfcb96";
-      sha256 = "1axim84fqzsp6iialk6zl4fsbfpx658vssc6ccakn4yy1xc9h854";
+      url = "https://github.com/googleapis/go-genproto";
+      rev =  "baae70f3302d3efdff74db41e48a5d476d036906";
+      sha256 = "1xacik4i5w2bpkrxzrfm00ggy5vygbzh8jmm2yq4mxiv0lnsh9nk";
     };
   }
   {
@@ -329,8 +401,8 @@
     fetch = {
       type = "git";
       url = "https://github.com/grpc/grpc-go";
-      rev =  "5a9f7b402fe85096d2e1d0383435ee1876e863d0";
-      sha256 = "1hlirgvmzb929jpb1dvh930646ih5ffg3b6pmlilqr7ffdkl5z3j";
+      rev =  "ac54eec90516cee50fc6b9b113b34628a85f976f";
+      sha256 = "17zfx4xgqjamk7rc1sivm5gppkh3j4qp3i294w9rqbv0rqi0c9pq";
     };
   }
 ]
\ No newline at end of file
diff --git a/pkgs/tools/misc/html-proofer/Gemfile.lock b/pkgs/tools/misc/html-proofer/Gemfile.lock
index 13c630718b1d..ce75c4e7fd89 100644
--- a/pkgs/tools/misc/html-proofer/Gemfile.lock
+++ b/pkgs/tools/misc/html-proofer/Gemfile.lock
@@ -5,8 +5,8 @@ GEM
       public_suffix (>= 2.0.2, < 5.0)
     ethon (0.12.0)
       ffi (>= 1.3.0)
-    ffi (1.13.1)
-    html-proofer (3.18.2)
+    ffi (1.14.2)
+    html-proofer (3.18.3)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)
diff --git a/pkgs/tools/misc/html-proofer/gemset.nix b/pkgs/tools/misc/html-proofer/gemset.nix
index 49f7726fc8be..da26cc347fe1 100644
--- a/pkgs/tools/misc/html-proofer/gemset.nix
+++ b/pkgs/tools/misc/html-proofer/gemset.nix
@@ -26,10 +26,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "12lpwaw82bb0rm9f52v1498bpba8aj2l2q359mkwbxsswhpga5af";
+      sha256 = "15hgiy09i8ywjihyzyvjvk42ivi3kmy6dm21s5sgg9j7y3h3zkkx";
       type = "gem";
     };
-    version = "1.13.1";
+    version = "1.14.2";
   };
   html-proofer = {
     dependencies = ["addressable" "mercenary" "nokogumbo" "parallel" "rainbow" "typhoeus" "yell"];
@@ -37,10 +37,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "06vbbm8qdmw4955522zh9wqn2214ajsf70y0vymxgl7dlwjd2pz0";
+      sha256 = "0l0nkk0px6bc4g3xwc1c5fyi0c3n8sgl1zy94vqdzllfmkjvfggc";
       type = "gem";
     };
-    version = "3.18.2";
+    version = "3.18.3";
   };
   mercenary = {
     groups = ["default"];
diff --git a/pkgs/tools/networking/fdm/default.nix b/pkgs/tools/networking/fdm/default.nix
index fb125b486d79..cb5a781f5efa 100644
--- a/pkgs/tools/networking/fdm/default.nix
+++ b/pkgs/tools/networking/fdm/default.nix
@@ -1,20 +1,14 @@
 { stdenv, fetchFromGitHub, autoreconfHook, openssl, tdb, zlib, flex, bison }:
 
-let
-
-  baseName = "fdm";
-  version = "1.9.0.20170124";
-
-in
-
-stdenv.mkDerivation {
-  name = "${baseName}-${version}";
+stdenv.mkDerivation rec {
+  pname = "fdm";
+  version = "2.0";
 
   src = fetchFromGitHub {
     owner = "nicm";
-    repo = baseName;
-    rev = "cae4ea37b6b296d1b2e48f62934ea3a7f6085e33";
-    sha256 = "048191wdv1yprwinipmx2152gvd2iq1ssv7xfb1bzh6zirh1ya3n";
+    repo = pname;
+    rev = version;
+    sha256 = "0j2n271ni5wslgjq1f4zgz1nsvqjf895dxy3ij5c904bbp8ckcwq";
   };
 
   nativeBuildInputs = [ autoreconfHook ];
@@ -23,7 +17,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Mail fetching and delivery tool - should do the job of getmail and procmail";
-    maintainers = with maintainers; [ raskin ];
+    maintainers = with maintainers; [ ninjin raskin ];
     platforms = with platforms; linux;
     homepage = "https://github.com/nicm/fdm";
     downloadPage = "https://github.com/nicm/fdm/releases";
diff --git a/pkgs/tools/package-management/librepo/default.nix b/pkgs/tools/package-management/librepo/default.nix
index f636560844b2..203d5e20f881 100644
--- a/pkgs/tools/package-management/librepo/default.nix
+++ b/pkgs/tools/package-management/librepo/default.nix
@@ -38,9 +38,8 @@ stdenv.mkDerivation rec {
     curl
     check
     gpgme
-  ]
-  # zchunk currently has issues compiling in darwin, fine in linux
-  ++ stdenv.lib.optional stdenv.isLinux zchunk;
+    zchunk
+  ];
 
   # librepo/fastestmirror.h includes curl/curl.h, and pkg-config specfile refers to others in here
   propagatedBuildInputs = [
@@ -49,9 +48,7 @@ stdenv.mkDerivation rec {
     libxml2
   ];
 
-  cmakeFlags = [
-    "-DPYTHON_DESIRED=${stdenv.lib.substring 0 1 python.pythonVersion}"
-  ] ++ stdenv.lib.optional stdenv.isDarwin "-DWITH_ZCHUNK=OFF";
+  cmakeFlags = [ "-DPYTHON_DESIRED=${stdenv.lib.substring 0 1 python.pythonVersion}" ];
 
   postFixup = ''
     moveToOutput "lib/${python.libPrefix}" "$py"
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 35a2e97fd110..dd9a10067758 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4930,9 +4930,7 @@ in
 
   ipfs = callPackage ../applications/networking/ipfs { };
   ipfs-migrator = callPackage ../applications/networking/ipfs-migrator { };
-  ipfs-cluster = callPackage ../applications/networking/ipfs-cluster {
-    buildGoModule = buildGo114Module;
-  };
+  ipfs-cluster = callPackage ../applications/networking/ipfs-cluster { };
 
   ipget = callPackage ../applications/networking/ipget { };
 
@@ -17394,9 +17392,7 @@ in
 
   unit = callPackage ../servers/http/unit { };
 
-  ncdns = callPackage ../servers/dns/ncdns {
-    buildGoPackage = buildGo114Package;
-  };
+  ncdns = callPackage ../servers/dns/ncdns { };
 
   nginx = nginxStable;
 
@@ -23463,6 +23459,11 @@ in
     libtiff = callPackage ../applications/graphics/opentoonz/libtiff.nix { };
   })).callPackage ../applications/graphics/opentoonz { };
 
+  opentabletdriver = callPackage ../tools/X11/opentabletdriver {
+    dotnet-sdk = dotnetCorePackages.sdk_5_0;
+    dotnet-netcore = dotnetCorePackages.net_5_0;
+  };
+
   opentx = libsForQt5.callPackage ../applications/misc/opentx { };
 
   opera = callPackage ../applications/networking/browsers/opera {};
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 5cc4cfb9a163..06ca7b01fae7 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -161,6 +161,8 @@ let
 
     cppo = callPackage ../development/tools/ocaml/cppo { };
 
+    cppo_ocamlbuild = callPackage ../development/tools/ocaml/cppo/ocamlbuild.nix { };
+
     cpu = callPackage ../development/ocaml-modules/cpu { };
 
     cpuid = callPackage ../development/ocaml-modules/cpuid { };
@@ -201,6 +203,8 @@ let
 
     decompress =  callPackage ../development/ocaml-modules/decompress { };
 
+    diet =  callPackage ../development/ocaml-modules/diet { };
+
     digestif =  callPackage ../development/ocaml-modules/digestif { };
 
     dispatch =  callPackage ../development/ocaml-modules/dispatch { };
@@ -571,6 +575,10 @@ let
 
     mirage-block = callPackage ../development/ocaml-modules/mirage-block { };
 
+    mirage-block-combinators = callPackage ../development/ocaml-modules/mirage-block/combinators.nix { };
+
+    mirage-block-ramdisk = callPackage ../development/ocaml-modules/mirage-block-ramdisk { };
+
     mirage-bootvar-unix = callPackage ../development/ocaml-modules/mirage-bootvar-unix { };
 
     mirage-channel = callPackage ../development/ocaml-modules/mirage-channel { };
@@ -736,6 +744,8 @@ let
 
     syslog = callPackage ../development/ocaml-modules/syslog { };
 
+    syslog-message = callPackage ../development/ocaml-modules/syslog-message { };
+
     ocaml_text = callPackage ../development/ocaml-modules/ocaml-text { };
 
     ocaml-version = callPackage ../development/ocaml-modules/ocaml-version { };
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0ed56d685d5f..7ba80903ccd5 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -421,6 +421,8 @@ in {
 
   astropy-helpers = callPackage ../development/python-modules/astropy-helpers { };
 
+  astropy-extension-helpers = callPackage ../development/python-modules/astropy-extension-helpers { };
+
   astroquery = callPackage ../development/python-modules/astroquery { };
 
   asttokens = callPackage ../development/python-modules/asttokens { };
@@ -1999,8 +2001,6 @@ in {
 
   exifread = callPackage ../development/python-modules/exifread { };
 
-  extension-helpers = callPackage ../development/python-modules/extension-helpers { };
-
   extras = callPackage ../development/python-modules/extras { };
 
   eyeD3 = callPackage ../development/python-modules/eyed3 { };
@@ -5121,6 +5121,8 @@ in {
 
   pyepsg = callPackage ../development/python-modules/pyepsg { };
 
+  pyerfa = callPackage ../development/python-modules/pyerfa { };
+
   pyexcel = callPackage ../development/python-modules/pyexcel { };
 
   pyexcelerator = callPackage ../development/python-modules/pyexcelerator { };