hpr1016 :: Nix: The Functional Package Manager Released: Friday, 2012-06-22. Duration: 00:31:40. Flag: Explicit. Series: general. Tags: NixOS, Nix, package manager, Nixpkgs, Hydra, Disnix. The Nix package manager and related projects such as NixOS Listen in ogg, opus, or mp3 format.