More description fixes

* Remove package name
* Start with upper case letter
* Remove trailing period

Also reword some descriptions and move some long descriptions to
longDescription.

I'm not touching generated packages.

56 files changed, 107 insertions, 61 deletions

diff --git a/pkgs/development/compilers/gwt/2.4.0.nix b/pkgs/development/compilers/gwt/2.4.0.nix
index c5c7841d72a0..65208b062c25 100644
--- a/pkgs/development/compilers/gwt/2.4.0.nix
+++ b/pkgs/development/compilers/gwt/2.4.0.nix
@@ -18,6 +18,6 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = http://code.google.com/webtoolkit/;
-    description = "Google Web Toolkit (GWT) is a development toolkit for building and optimizing complex browser-based applications.";
+    description = "Google Web Toolkit (GWT) is a development toolkit for building and optimizing complex browser-based applications";
   };
 }
diff --git a/pkgs/development/compilers/julia/default.nix b/pkgs/development/compilers/julia/default.nix
index 3e45fc6d5e35..e2384b08e5b5 100644
--- a/pkgs/development/compilers/julia/default.nix
+++ b/pkgs/development/compilers/julia/default.nix
@@ -131,7 +131,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "High-level performance-oriented dynamical language for technical computing.";
+    description = "High-level performance-oriented dynamical language for technical computing";
     homepage = "http://julialang.org/";
     license = stdenv.lib.licenses.mit;
     maintainers = [ stdenv.lib.maintainers.raskin ];
diff --git a/pkgs/development/compilers/mlton/default.nix b/pkgs/development/compilers/mlton/default.nix
index 770a6b17b158..a5ff613a9b45 100644
--- a/pkgs/development/compilers/mlton/default.nix
+++ b/pkgs/development/compilers/mlton/default.nix
@@ -77,7 +77,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "MLton is an open-source, whole-program, optimizing Standard ML compiler.";
+    description = "Open-source, whole-program, optimizing Standard ML compiler";
     longDescription = ''
       MLton is an open source, whole-program optimizing compiler for the Standard ML programming language.
       MLton aims to produce fast executables, and to encourage rapid prototyping and modular programming
diff --git a/pkgs/development/compilers/urweb/default.nix b/pkgs/development/compilers/urweb/default.nix
index 66b15e3499d9..a2423bee9b9a 100644
--- a/pkgs/development/compilers/urweb/default.nix
+++ b/pkgs/development/compilers/urweb/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   dontDisableStatic = true;
 
   meta = {
-    description = "Ur/Web supports construction of dynamic web applications backed by SQL databases.";
+    description = "Construct dynamic web applications backed by SQL databases";
     longDescription = ''
       Ur is a programming language in the tradition of ML and Haskell, but
       featuring a significantly richer type system. Ur is functional, pure,
diff --git a/pkgs/development/interpreters/falcon/default.nix b/pkgs/development/interpreters/falcon/default.nix
index 9800e895400c..0b4bfacb6de5 100644
--- a/pkgs/development/interpreters/falcon/default.nix
+++ b/pkgs/development/interpreters/falcon/default.nix
@@ -29,6 +29,6 @@ rec {
 
   name = "falcon-" + version;
   meta = {
-    description = "A programming language. Has macros and syntax at once.";
+    description = "Programming language with macros and syntax at once";
   };
 }
diff --git a/pkgs/development/interpreters/hiphopvm/default.nix b/pkgs/development/interpreters/hiphopvm/default.nix
index 57e3e93c6466..c18c81caff05 100644
--- a/pkgs/development/interpreters/hiphopvm/default.nix
+++ b/pkgs/development/interpreters/hiphopvm/default.nix
@@ -56,7 +56,7 @@ stdenv.mkDerivation {
   patches = [./tbb.patch];
 
   meta = {
-    description = "HipHop is a high performance PHP toolchain.";
+    description = "High performance PHP toolchain";
     homepage = https://github.com/facebook/hiphop-php;
     platforms = ["x86_64-linux"];
   };
diff --git a/pkgs/development/interpreters/lua-4/default.nix b/pkgs/development/interpreters/lua-4/default.nix
index a95e4e4c35ea..13f7964769ca 100644
--- a/pkgs/development/interpreters/lua-4/default.nix
+++ b/pkgs/development/interpreters/lua-4/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = "http://www.lua.org";
-    description = "Lua is a powerful, fast, lightweight, embeddable scripting language.";
+    description = "Powerful, fast, lightweight, embeddable scripting language";
     longDescription = ''
       Lua combines simple procedural syntax with powerful data
       description constructs based on associative arrays and extensible
diff --git a/pkgs/development/interpreters/lua-5/5.0.3.nix b/pkgs/development/interpreters/lua-5/5.0.3.nix
index ff2a81401910..eae2d82d5d0a 100644
--- a/pkgs/development/interpreters/lua-5/5.0.3.nix
+++ b/pkgs/development/interpreters/lua-5/5.0.3.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = "http://www.lua.org";
-    description = "Lua is a powerful, fast, lightweight, embeddable scripting language.";
+    description = "Powerful, fast, lightweight, embeddable scripting language";
     longDescription = ''
       Lua combines simple procedural syntax with powerful data
       description constructs based on associative arrays and extensible
diff --git a/pkgs/development/interpreters/lua-5/5.1.nix b/pkgs/development/interpreters/lua-5/5.1.nix
index bdbf2d106bfb..2923a8f960d1 100644
--- a/pkgs/development/interpreters/lua-5/5.1.nix
+++ b/pkgs/development/interpreters/lua-5/5.1.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = "http://www.lua.org";
-    description = "Lua is a powerful, fast, lightweight, embeddable scripting language.";
+    description = "Powerful, fast, lightweight, embeddable scripting language";
     longDescription = ''
       Lua combines simple procedural syntax with powerful data
       description constructs based on associative arrays and extensible
diff --git a/pkgs/development/interpreters/lua-5/5.2.nix b/pkgs/development/interpreters/lua-5/5.2.nix
index bd5a868c2d5f..5b4c2459872e 100644
--- a/pkgs/development/interpreters/lua-5/5.2.nix
+++ b/pkgs/development/interpreters/lua-5/5.2.nix
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = "http://www.lua.org";
-    description = "Lua is a powerful, fast, lightweight, embeddable scripting language.";
+    description = "Powerful, fast, lightweight, embeddable scripting language";
     longDescription = ''
       Lua combines simple procedural syntax with powerful data
       description constructs based on associative arrays and extensible
diff --git a/pkgs/development/interpreters/racket/default.nix b/pkgs/development/interpreters/racket/default.nix
index ddcf26340397..f45c96d2805d 100644
--- a/pkgs/development/interpreters/racket/default.nix
+++ b/pkgs/development/interpreters/racket/default.nix
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "A programming language derived from Scheme (formerly called PLT Scheme).";
+    description = "Programming language derived from Scheme (formerly called PLT Scheme)";
     longDescription = ''
       Racket (formerly called PLT Scheme) is a programming language derived
       from Scheme. The Racket project has four primary components: the
diff --git a/pkgs/development/libraries/clucene-core/2.x.nix b/pkgs/development/libraries/clucene-core/2.x.nix
index 97c7a4c9f53a..60e8da9c3fc8 100644
--- a/pkgs/development/libraries/clucene-core/2.x.nix
+++ b/pkgs/development/libraries/clucene-core/2.x.nix
@@ -21,7 +21,17 @@ stdenv.mkDerivation rec {
     ];
 
   meta = {
-    description = "CLucene is a port of the very popular Java Lucene text search engine API. Core package, 2.x branch.";
+    description = "Core library for full-featured text search engine";
+    longDescription = ''
+      CLucene is a high-performance, scalable, cross platform, full-featured,
+      open-source indexing and searching API. Specifically, CLucene is the guts
+      of a search engine, the hard stuff. You write the easy stuff: the UI and
+      the process of selecting and parsing your data files to pump them into
+      the search engine yourself, and any specialized queries to pull it back
+      for display or further processing.
+
+      CLucene is a port of the very popular Java Lucene text search engine API.
+    '';
     homepage = http://clucene.sourceforge.net;
   };
 }
diff --git a/pkgs/development/libraries/clucene-core/default.nix b/pkgs/development/libraries/clucene-core/default.nix
index abd6712736f5..33a789266d48 100644
--- a/pkgs/development/libraries/clucene-core/default.nix
+++ b/pkgs/development/libraries/clucene-core/default.nix
@@ -9,7 +9,17 @@ stdenv.mkDerivation rec {
   };
   
   meta = {
-    description = "CLucene is a port of the very popular Java Lucene text search engine API. Core package.";
+    description = "Core library for full-featured text search engine";
+    longDescription = ''
+      CLucene is a high-performance, scalable, cross platform, full-featured,
+      open-source indexing and searching API. Specifically, CLucene is the guts
+      of a search engine, the hard stuff. You write the easy stuff: the UI and
+      the process of selecting and parsing your data files to pump them into
+      the search engine yourself, and any specialized queries to pull it back
+      for display or further processing.
+
+      CLucene is a port of the very popular Java Lucene text search engine API.
+    '';
     homepage = http://clucene.sourceforge.net;
   };
 }
diff --git a/pkgs/development/libraries/coin3d/default.nix b/pkgs/development/libraries/coin3d/default.nix
index b477a88ed530..2ada02441492 100644
--- a/pkgs/development/libraries/coin3d/default.nix
+++ b/pkgs/development/libraries/coin3d/default.nix
@@ -14,8 +14,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = http://www.coin3d.org/;
     license = "GPLv2+";
-    description = "High-level, retained-mode toolkit for effective 3D graphics development.";
-
+    description = "High-level, retained-mode toolkit for effective 3D graphics development";
     maintainers = [ stdenv.lib.maintainers.viric ];
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/development/libraries/eventlog/default.nix b/pkgs/development/libraries/eventlog/default.nix
index b1239d6f4cf4..7a8ab8e464b4 100644
--- a/pkgs/development/libraries/eventlog/default.nix
+++ b/pkgs/development/libraries/eventlog/default.nix
@@ -9,7 +9,15 @@ stdenv.mkDerivation {
   };
 
   meta = {
-    description = "A new API to format and send structured log messages.";
+    description = "Syslog event logger library";
+    longDescription = ''
+      The EventLog library aims to be a replacement of the simple syslog() API
+      provided on UNIX systems. The major difference between EventLog and
+      syslog is that EventLog tries to add structure to messages.
+
+      Where you had a simple non-structrured string in syslog() you have a
+      combination of description and tag/value pairs.
+    '';
     homepage = "http://www.balabit.com/support/community/products/";
     license = "BSD";
   };
diff --git a/pkgs/development/libraries/gssdp/default.nix b/pkgs/development/libraries/gssdp/default.nix
index 28bad546084a..c33457544f5f 100644
--- a/pkgs/development/libraries/gssdp/default.nix
+++ b/pkgs/development/libraries/gssdp/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   buildInputs = [pkgconfig libsoup glib libxml2];
 
   meta = {
-    description = "A GObject-based API for handling resource discovery and announcement over SSDP.";
+    description = "GObject-based API for handling resource discovery and announcement over SSDP";
     homepage = http://www.gupnp.org/;
     license = "LGPL v2";
     platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/development/libraries/haskell/RSA/default.nix b/pkgs/development/libraries/haskell/RSA/default.nix
index c5257c5b2620..17f4c516a546 100644
--- a/pkgs/development/libraries/haskell/RSA/default.nix
+++ b/pkgs/development/libraries/haskell/RSA/default.nix
@@ -12,7 +12,7 @@ cabal.mkDerivation (self: {
     binary cryptoApi cryptoPubkeyTypes monadcryptorandom pureMD5 SHA
   ];
   meta = {
-    description = "Implementation of RSA, using the padding schemes of PKCS#1 v2.1.";
+    description = "Implementation of RSA, using the padding schemes of PKCS#1 v2.1";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/arithmoi/default.nix b/pkgs/development/libraries/haskell/arithmoi/default.nix
index 181937fdd807..22707c04e83c 100644
--- a/pkgs/development/libraries/haskell/arithmoi/default.nix
+++ b/pkgs/development/libraries/haskell/arithmoi/default.nix
@@ -7,7 +7,7 @@ cabal.mkDerivation (self: {
   buildDepends = [ mtl random ];
   meta = {
     homepage = "https://bitbucket.org/dafis/arithmoi";
-    description = "Efficient basic number-theoretic functions. Primes, powers, integer logarithms.";
+    description = "Basic number theoretic functions and utilities";
     license = self.stdenv.lib.licenses.mit;
     platforms = self.ghc.meta.platforms;
   };
diff --git a/pkgs/development/libraries/haskell/datetime/default.nix b/pkgs/development/libraries/haskell/datetime/default.nix
index faf0b40b94d1..669bace33668 100644
--- a/pkgs/development/libraries/haskell/datetime/default.nix
+++ b/pkgs/development/libraries/haskell/datetime/default.nix
@@ -7,7 +7,7 @@ cabal.mkDerivation (self: {
   buildDepends = [ QuickCheck time ];
   meta = {
     homepage = "http://github.com/esessoms/datetime";
-    description = "Utilities to make Data.Time.* easier to use.";
+    description = "Utilities to make Data.Time.* easier to use";
     license = "GPL";
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/dotgen/default.nix b/pkgs/development/libraries/haskell/dotgen/default.nix
index a7fe5b791f0d..f56db8f8c5f5 100644
--- a/pkgs/development/libraries/haskell/dotgen/default.nix
+++ b/pkgs/development/libraries/haskell/dotgen/default.nix
@@ -7,7 +7,7 @@ cabal.mkDerivation (self: {
   isLibrary = true;
   isExecutable = true;
   meta = {
-    description = "A simple interface for building .dot graph files.";
+    description = "A simple interface for building .dot graph files";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/feed/default.nix b/pkgs/development/libraries/haskell/feed/default.nix
index a2c1ccde86bc..ec4251d7cb19 100644
--- a/pkgs/development/libraries/haskell/feed/default.nix
+++ b/pkgs/development/libraries/haskell/feed/default.nix
@@ -7,7 +7,7 @@ cabal.mkDerivation (self: {
   buildDepends = [ utf8String xml ];
   meta = {
     homepage = "https://github.com/sof/feed";
-    description = "Interfacing with RSS (v 0.9x, 2.x, 1.0) + Atom feeds.";
+    description = "Interfacing with RSS (v 0.9x, 2.x, 1.0) + Atom feeds";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/hoauth/default.nix b/pkgs/development/libraries/haskell/hoauth/default.nix
index c568b292c3c1..0486ee72f3b4 100644
--- a/pkgs/development/libraries/haskell/hoauth/default.nix
+++ b/pkgs/development/libraries/haskell/hoauth/default.nix
@@ -11,7 +11,7 @@ cabal.mkDerivation (self: {
     time utf8String
   ];
   meta = {
-    description = "A Haskell implementation of OAuth 1.0a protocol.";
+    description = "A Haskell implementation of OAuth 1.0a protocol";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/hsyslog/default.nix b/pkgs/development/libraries/haskell/hsyslog/default.nix
index 3f4754256599..2a531875e0b2 100644
--- a/pkgs/development/libraries/haskell/hsyslog/default.nix
+++ b/pkgs/development/libraries/haskell/hsyslog/default.nix
@@ -6,7 +6,7 @@ cabal.mkDerivation (self: {
   sha256 = "1dpcawnl3a5lw2w8gc9920sjrw43qmq1k2zws8rx2q0r6ps7nhgp";
   meta = {
     homepage = "http://github.com/peti/hsyslog";
-    description = "FFI interface to syslog(3) from POSIX.1-2001.";
+    description = "FFI interface to syslog(3) from POSIX.1-2001";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [
diff --git a/pkgs/development/libraries/haskell/skein/default.nix b/pkgs/development/libraries/haskell/skein/default.nix
index 7acc60e36016..4d96ea19373b 100644
--- a/pkgs/development/libraries/haskell/skein/default.nix
+++ b/pkgs/development/libraries/haskell/skein/default.nix
@@ -9,7 +9,7 @@ cabal.mkDerivation (self: {
   jailbreak = true;
   meta = {
     homepage = "https://github.com/meteficha/skein";
-    description = "Skein, a family of cryptographic hash functions. Includes Skein-MAC as well.";
+    description = "Family of cryptographic hash functions (includes Skein-MAC)";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/tar/default.nix b/pkgs/development/libraries/haskell/tar/default.nix
index 04257960a64c..7ee52e79e030 100644
--- a/pkgs/development/libraries/haskell/tar/default.nix
+++ b/pkgs/development/libraries/haskell/tar/default.nix
@@ -6,7 +6,7 @@ cabal.mkDerivation (self: {
   sha256 = "0vbsv7h3zgp30mlgsw156jkv1rqy5zbm98as9haf7x15hd6jf254";
   buildDepends = [ filepath time ];
   meta = {
-    description = "Reading, writing and manipulating \".tar\" archive files.";
+    description = "Reading, writing and manipulating \".tar\" archive files";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/transformers-compat/default.nix b/pkgs/development/libraries/haskell/transformers-compat/default.nix
index 2abd6efa0ce5..3eda20cec05e 100644
--- a/pkgs/development/libraries/haskell/transformers-compat/default.nix
+++ b/pkgs/development/libraries/haskell/transformers-compat/default.nix
@@ -7,7 +7,7 @@ cabal.mkDerivation (self: {
   buildDepends = [ transformers ];
   meta = {
     homepage = "http://github.com/ekmett/transformers-compat/";
-    description = "A small compatibility shim exposing the new types from transformers 0.3 to older Haskell platforms.";
+    description = "Small compatibility shim exposing the new types from transformers 0.3 to older Haskell platforms";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
   };
diff --git a/pkgs/development/libraries/hunspell/default.nix b/pkgs/development/libraries/hunspell/default.nix
index 04be58eb50a6..95516dadacf7 100644
--- a/pkgs/development/libraries/hunspell/default.nix
+++ b/pkgs/development/libraries/hunspell/default.nix
@@ -13,9 +13,15 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     homepage = http://hunspell.sourceforge.net;
-    description = "The spell checker of OpenOffice.org and Mozilla Firefox 3 & Thunderbird, Google Chrome etc.";
+    description = "Spell checker";
     longDescription = ''
+      Hunspell is the spell checker of LibreOffice, OpenOffice.org, Mozilla
+      Firefox 3 & Thunderbird, Google Chrome, and it is also used by
+      proprietary software packages, like Mac OS X, InDesign, memoQ, Opera and
+      SDL Trados.
+
       Main features:
+
       * Extended support for language peculiarities; Unicode character encoding, compounding and complex morphology.
       * Improved suggestion using n-gram similarity, rule and dictionary based pronounciation data.
       * Morphological analysis, stemming and generation.
diff --git a/pkgs/development/libraries/jansson/default.nix b/pkgs/development/libraries/jansson/default.nix
index a1f9983abe2c..4908c737ece4 100644
--- a/pkgs/development/libraries/jansson/default.nix
+++ b/pkgs/development/libraries/jansson/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = "http://www.digip.org/jansson/";
-    description = "Jansson is a C library for encoding, decoding and manipulating JSON data.";
+    description = "C library for encoding, decoding and manipulating JSON data";
     license = "MIT";
   };
 }
diff --git a/pkgs/development/libraries/leveldb/default.nix b/pkgs/development/libraries/leveldb/default.nix
index 12846dfbe8b5..7c990e99c33c 100644
--- a/pkgs/development/libraries/leveldb/default.nix
+++ b/pkgs/development/libraries/leveldb/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = "https://code.google.com/p/leveldb/";
-    description = "A fast and lightweight key/value database library by Google.";
+    description = "Fast and lightweight key/value database library by Google";
     license = "BSD";
   };
 }
diff --git a/pkgs/development/libraries/libid3tag/default.nix b/pkgs/development/libraries/libid3tag/default.nix
index e137c9397715..3b701b703c1a 100644
--- a/pkgs/development/libraries/libid3tag/default.nix
+++ b/pkgs/development/libraries/libid3tag/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
   propagatedBuildInputs = [zlib];
 
   meta = {
-    description = "An ID3 tag manipulation library.";
+    description = "ID3 tag manipulation library";
     homepage = http://mad.sourceforge.net/;
     license = "GPL";
   };
diff --git a/pkgs/development/libraries/liblockfile/default.nix b/pkgs/development/libraries/liblockfile/default.nix
index 2db90845f699..f991fdc2f299 100644
--- a/pkgs/development/libraries/liblockfile/default.nix
+++ b/pkgs/development/libraries/liblockfile/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
 
   meta = {
-    description = "Liblockfile is a shared library with NFS-safe locking functions.";
+    description = "Shared library with NFS-safe locking functions";
     homepage = http://packages.debian.org/unstable/libs/liblockfile1;
     license = "GPLv2+";
 
diff --git a/pkgs/development/libraries/libmcrypt/default.nix b/pkgs/development/libraries/libmcrypt/default.nix
index 79019cbc4891..afa661617318 100644
--- a/pkgs/development/libraries/libmcrypt/default.nix
+++ b/pkgs/development/libraries/libmcrypt/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     [ "--disable-posix-threads" ];
 
   meta = {
-    description = "MCrypt is a replacement for the old crypt() package and crypt(1) command, with extensions.";
+    description = "Replacement for the old crypt() package and crypt(1) command, with extensions";
     homepage = http://mcrypt.sourceforge.net;
     license = "GPL";
   };
diff --git a/pkgs/development/libraries/libmemcached/default.nix b/pkgs/development/libraries/libmemcached/default.nix
index 487b4de6cb76..b724f915150a 100644
--- a/pkgs/development/libraries/libmemcached/default.nix
+++ b/pkgs/development/libraries/libmemcached/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = http://libmemcached.org;
-    description = "libMemcached is an open source C/C++ client library and tools for the memcached server.";
+    description = "Open source C/C++ client library and tools for the memcached server";
     license = "BSD";
   };
 }
diff --git a/pkgs/development/libraries/libnet/default.nix b/pkgs/development/libraries/libnet/default.nix
index 42ef4d30a12b..783739dda717 100644
--- a/pkgs/development/libraries/libnet/default.nix
+++ b/pkgs/development/libraries/libnet/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = http://github.com/sam-github/libnet;
-    description = "Libnet provides a portable framework for low-level network packet construction.";
+    description = "Portable framework for low-level network packet construction";
     license = stdenv.lib.licenses.bsd3;
     platforms = stdenv.lib.platforms.unix;
   };
diff --git a/pkgs/development/libraries/libnetfilter_conntrack/default.nix b/pkgs/development/libraries/libnetfilter_conntrack/default.nix
index 99624911077d..8e689ed25687 100644
--- a/pkgs/development/libraries/libnetfilter_conntrack/default.nix
+++ b/pkgs/development/libraries/libnetfilter_conntrack/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ pkgconfig libnfnetlink libmnl ];
 
   meta = {
-    description = "userspace library providing an API to the in-kernel connection tracking state table.";
+    description = "Userspace library providing an API to the in-kernel connection tracking state table";
     longDescription = ''
       libnetfilter_conntrack is a userspace library providing a programming interface (API) to the
       in-kernel connection tracking state table. The library libnetfilter_conntrack has been
diff --git a/pkgs/development/libraries/libnfnetlink/default.nix b/pkgs/development/libraries/libnfnetlink/default.nix
index 07a182dff10f..3bb698e9bf63 100644
--- a/pkgs/development/libraries/libnfnetlink/default.nix
+++ b/pkgs/development/libraries/libnfnetlink/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = {
-    description = "low-level library for netfilter related kernel/userspace communication.";
+    description = "Low-level library for netfilter related kernel/userspace communication";
     longDescription = ''
       libnfnetlink is the low-level library for netfilter related kernel/userspace communication.
       It provides a generic messaging infrastructure for in-kernel netfilter subsystems
diff --git a/pkgs/development/libraries/liboop/default.nix b/pkgs/development/libraries/liboop/default.nix
index 20793eb3140f..a963288e869a 100644
--- a/pkgs/development/libraries/liboop/default.nix
+++ b/pkgs/development/libraries/liboop/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation {
   };
 
   meta = {
-    description = "`liboop', an event loop library.";
+    description = "Event loop library";
     homepage = http://liboop.ofb.net/;
     license = "LGPL";
   };
diff --git a/pkgs/development/libraries/librdf/default.nix b/pkgs/development/libraries/librdf/default.nix
index 21c952b7fb89..9b51f694ab3e 100644
--- a/pkgs/development/libraries/librdf/default.nix
+++ b/pkgs/development/libraries/librdf/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   #doCheck = true; # would need swh_lv2 and some path patching
 
   meta = {
-    description = "A lightweight RDF library with special support for LADSPA plugins.";
+    description = "Lightweight RDF library with special support for LADSPA plugins";
     homepage = http://sourceforge.net/projects/lrdf/;
     license = "GPLv2";
     maintainers = [ stdenv.lib.maintainers.marcweber ];
diff --git a/pkgs/development/libraries/oniguruma/default.nix b/pkgs/development/libraries/oniguruma/default.nix
index 984b84085fe4..684d6475c637 100644
--- a/pkgs/development/libraries/oniguruma/default.nix
+++ b/pkgs/development/libraries/oniguruma/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   
   meta = {
     homepage = http://www.geocities.jp/kosako3/oniguruma/;
-    description = "Oniguruma is a regular expressions library.";
+    description = "Oniguruma regular expressions library";
     license = "BSD";
   };
 }
diff --git a/pkgs/development/libraries/qhull/default.nix b/pkgs/development/libraries/qhull/default.nix
index b81dbda15860..a82acd2745db 100644
--- a/pkgs/development/libraries/qhull/default.nix
+++ b/pkgs/development/libraries/qhull/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = http://www.qhull.org/;
-    description = "Computes the convex hull, Delaunay triangulation, ...";
+    description = "Computes the convex hull, Delaunay triangulation, Voronoi diagram and more";
     license = "free";
   };
 }
diff --git a/pkgs/development/libraries/sfml/default.nix b/pkgs/development/libraries/sfml/default.nix
index 99b0f2e725cd..844505cb3599 100644
--- a/pkgs/development/libraries/sfml/default.nix
+++ b/pkgs/development/libraries/sfml/default.nix
@@ -16,7 +16,12 @@ stdenv.mkDerivation rec {
   ";
   meta = with stdenv.lib; {
     homepage = http://www.sfml-dev.org/;
-    description = "A multimedia C++ API that provides access to graphics, input, audio, etc.";
+    description = "Simple and fast multimedia library";
+    longDescription = ''
+      SFML provides a simple interface to the various components of your PC, to
+      ease the development of games and multimedia applications. It is composed
+      of five modules: system, window, graphics, audio and network.
+    '';
     license = licenses.zlib;
     maintainers = [ maintainers.astsmtl ];
   };
diff --git a/pkgs/development/libraries/spice-protocol/default.nix b/pkgs/development/libraries/spice-protocol/default.nix
index e281b1fcf9d1..162a832c93af 100644
--- a/pkgs/development/libraries/spice-protocol/default.nix
+++ b/pkgs/development/libraries/spice-protocol/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = {
-    description = "Protocol headers for the SPICE protocol.";
+    description = "Protocol headers for the SPICE protocol";
     homepage = http://www.spice-space.org;
     license = stdenv.lib.licenses.bsd3;
 
diff --git a/pkgs/development/libraries/tinyxml/2.6.2.nix b/pkgs/development/libraries/tinyxml/2.6.2.nix
index fde30a98fe98..e1cc1f27c1d0 100644
--- a/pkgs/development/libraries/tinyxml/2.6.2.nix
+++ b/pkgs/development/libraries/tinyxml/2.6.2.nix
@@ -58,7 +58,7 @@ in stdenv.mkDerivation {
   '';
   
   meta = {
-    description = "TinyXML is a simple, small, C++ XML parser that can be easily integrating into other programs.";
+    description = "Simple, small, C++ XML parser that can be easily integrating into other programs";
     homepage = "http://www.grinninglizard.com/tinyxml/index.html";
     license = "free-non-copyleft";
   };
diff --git a/pkgs/development/libraries/vcdimager/default.nix b/pkgs/development/libraries/vcdimager/default.nix
index 58b9d2f25735..e93f071aefac 100644
--- a/pkgs/development/libraries/vcdimager/default.nix
+++ b/pkgs/development/libraries/vcdimager/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = http://www.gnu.org/software/vcdimager/;
-    description = "GNU VCDImager is a full-featured mastering suite for authoring, disassembling and analyzing Video CDs and Super Video CDs.";
+    description = "Full-featured mastering suite for authoring, disassembling and analyzing Video CDs and Super Video CDs";
     platforms = stdenv.lib.platforms.gnu; # random choice
   };
 }
diff --git a/pkgs/development/ocaml-modules/ocamlgraph/default.nix b/pkgs/development/ocaml-modules/ocamlgraph/default.nix
index 2e109f1d6210..997ca2206105 100644
--- a/pkgs/development/ocaml-modules/ocamlgraph/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlgraph/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = http://ocamlgraph.lri.fr/;
-    description = "ocamlgraph is a graph library for Objective Caml.";
+    description = "Graph library for Objective Caml";
     license = "GNU Library General Public License version 2, with the special exception on linking described in file LICENSE";
     platforms = ocaml.meta.platforms;
     maintainers = [
diff --git a/pkgs/development/ocaml-modules/sexplib/default.nix b/pkgs/development/ocaml-modules/sexplib/default.nix
index 32d5c842dc8c..7c40b5e6cfb8 100644
--- a/pkgs/development/ocaml-modules/sexplib/default.nix
+++ b/pkgs/development/ocaml-modules/sexplib/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = "http://forge.ocamlcore.org/projects/sexplib/";
-    description = "Library for serializing OCaml values to and from S-expressions.";
+    description = "Library for serializing OCaml values to and from S-expressions";
     license = "LGPL";
     platforms = ocaml.meta.platforms;
   };
diff --git a/pkgs/development/perl-modules/maatkit/default.nix b/pkgs/development/perl-modules/maatkit/default.nix
index d560a5d8e410..d9a1f777f3ab 100644
--- a/pkgs/development/perl-modules/maatkit/default.nix
+++ b/pkgs/development/perl-modules/maatkit/default.nix
@@ -25,7 +25,15 @@ buildPerlPackage rec {
   '' ;
 
   meta = {
-    description = "Maatkit makes MySQL easier and safer to manage. It provides simple, predictable ways to do things you cannot otherwise do.";
+    description = "Database toolkit";
+    longDescription = ''
+      You can use Maatkit to prove replication is working correctly, fix
+      corrupted data, automate repetitive tasks, speed up your servers, and
+      much more.
+
+      In addition to MySQL, there is support for PostgreSQL, Memcached, and a
+      growing variety of other databases and technologies.
+    '';
     license = "GPLv2+";
     homepage = http://www.maatkit.org/;
   };
diff --git a/pkgs/development/python-modules/pyside/default.nix b/pkgs/development/python-modules/pyside/default.nix
index 791d5e83d3c1..dc4f733a4cf0 100644
--- a/pkgs/development/python-modules/pyside/default.nix
+++ b/pkgs/development/python-modules/pyside/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   makeFlags = "QT_PLUGIN_PATH=" + pysideShiboken + "/lib/generatorrunner";
 
   meta = {
-    description = "LGPL-licensed Python bindings for the Qt cross-platform application and UI framework.";
+    description = "LGPL-licensed Python bindings for the Qt cross-platform application and UI framework";
     license = stdenv.lib.licenses.lgpl21;
     homepage = "http://www.pyside.org";
     maintainers = [ stdenv.lib.maintainers.chaoflow ];
diff --git a/pkgs/development/python-modules/pyside/tools.nix b/pkgs/development/python-modules/pyside/tools.nix
index 0b5e6851761c..a3153bed2177 100644
--- a/pkgs/development/python-modules/pyside/tools.nix
+++ b/pkgs/development/python-modules/pyside/tools.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
   buildInputs = [ cmake pyside python27 qt4 pysideShiboken ];
 
   meta = {
-    description = "Tools for pyside, the LGPL-licensed Python bindings for the Qt cross-platform application and UI framework.";
+    description = "Tools for pyside, the LGPL-licensed Python bindings for the Qt cross-platform application and UI framework";
     license = stdenv.lib.licenses.gpl2;
     homepage = "http://www.pyside.org";
     maintainers = [ stdenv.lib.maintainers.chaoflow ];
diff --git a/pkgs/development/qtcreator/default.nix b/pkgs/development/qtcreator/default.nix
index 97f238302ecc..55e33c45ca95 100644
--- a/pkgs/development/qtcreator/default.nix
+++ b/pkgs/development/qtcreator/default.nix
@@ -30,14 +30,14 @@ stdenv.mkDerivation rec {
   installFlags = "INSTALL_ROOT=$(out)";
 
   meta = {
-    description = "Qt Creator is a cross-platform IDE tailored to the needs of Qt developers.";
+    description = "Cross-platform IDE tailored to the needs of Qt developers";
     longDescription = ''
-        Qt Creator is a cross-platform IDE (integrated development environment) tailored to the needs of Qt developers.
-        It includes features such as an advanced code editor, a visual debugger and a GUI designer.
-      '';
+      Qt Creator is a cross-platform IDE (integrated development environment)
+      tailored to the needs of Qt developers. It includes features such as an
+      advanced code editor, a visual debugger and a GUI designer.
+    '';
     homepage = "http://qt-project.org/wiki/Category:Tools::QtCreator";
     license = "LGPL";
-
     maintainers = [ stdenv.lib.maintainers.bbenoist ];
     platforms = stdenv.lib.platforms.all;
   };
diff --git a/pkgs/development/tools/analysis/cppcheck/default.nix b/pkgs/development/tools/analysis/cppcheck/default.nix
index b152f0537e3b..8aea7bc8aa8e 100644
--- a/pkgs/development/tools/analysis/cppcheck/default.nix
+++ b/pkgs/development/tools/analysis/cppcheck/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation {
   configurePhase = "makeFlags=PREFIX=$out";
 
   meta = {
-    description = "check C/C++ code for memory leaks, mismatching allocation-deallocation, buffer overrun, etc.";
+    description = "Check C/C++ code for memory leaks, mismatching allocation-deallocation, buffer overrun and more";
     homepage = "http://sourceforge.net/apps/mediawiki/cppcheck/";
     license = "GPL";
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/development/tools/analysis/jdepend/default.nix b/pkgs/development/tools/analysis/jdepend/default.nix
index 7498d3b652ac..586e9d5cd5d3 100644
--- a/pkgs/development/tools/analysis/jdepend/default.nix
+++ b/pkgs/development/tools/analysis/jdepend/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    description = "Depend traverses Java class file directories and generates design quality metrics for each Java package." ;
+    description = "Traverses Java class file directories and generates design quality metrics for each Java package";
     homepage = http://www.clarkware.com/software/JDepend.html ;
   };
 }
diff --git a/pkgs/development/tools/analysis/pmd/default.nix b/pkgs/development/tools/analysis/pmd/default.nix
index b830ee008389..14007d80b0fb 100644
--- a/pkgs/development/tools/analysis/pmd/default.nix
+++ b/pkgs/development/tools/analysis/pmd/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    description = "PMD scans Java source code and looks for potential problems." ;
+    description = "Scans Java source code and looks for potential problems";
     homepage = http://pmd.sourceforge.net/;
   };
 }
diff --git a/pkgs/development/tools/build-managers/colormake/default.nix b/pkgs/development/tools/build-managers/colormake/default.nix
index 9d62b4e187b1..25ef7ef0b246 100644
--- a/pkgs/development/tools/build-managers/colormake/default.nix
+++ b/pkgs/development/tools/build-managers/colormake/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "A simple wrapper around make to colorize the output.";
+    description = "Simple wrapper around make to colorize the output";
     license = "GPLv2";
   };
 }
diff --git a/pkgs/development/tools/misc/sysbench/default.nix b/pkgs/development/tools/misc/sysbench/default.nix
index f09ab2af7d1d..e3acf620c73b 100644
--- a/pkgs/development/tools/misc/sysbench/default.nix
+++ b/pkgs/development/tools/misc/sysbench/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "SysBench is a modular, cross-platform and multi-threaded benchmark tool.";
+    description = "Modular, cross-platform and multi-threaded benchmark tool";
     license = "GPLv2";
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/development/tools/parsing/re2c/default.nix b/pkgs/development/tools/parsing/re2c/default.nix
index b7ed4fb8934a..e603768b8cc2 100644
--- a/pkgs/development/tools/parsing/re2c/default.nix
+++ b/pkgs/development/tools/parsing/re2c/default.nix
@@ -8,6 +8,6 @@ stdenv.mkDerivation {
   };
 
   meta = {
-    description = "Re2c is a tool for writing very fast and very flexible scanners.";
+    description = "Tool for writing very fast and very flexible scanners";
   };
 }