Nixpkgs is a collection of packages for [Nix](hhttp://nixos.org/nix/) package manager. Nixpkgs also includes [NixOS](http://nixos.org/nixos/) linux distribution source code. * [NixOS installation instructions](http://nixos.org/nixos/manual/#idm139984689550080) * [Manual (How to write packages for Nix)](http://nixos.org/nixpkgs/manual/) * [Manual (NixOS)](http://nixos.org/nixos/manual/) * [Continuous build](http://hydra.nixos.org/jobset/nixos/trunk-combined) * [Tests](http://hydra.nixos.org/job/nixos/trunk-combined/tested#tabs-constituents) * [Mailing list](http://lists.science.uu.nl/mailman/listinfo/nix-dev) * [IRC - #nixos on freenode.net](irc://irc.freenode.net/#nixos)