{ inputs }:

final: prev: {
  python-dev = import ./python.nix final prev;
  nix-flake-tools = inputs.nix-flake-tools.packages.${prev.system}.extension;
  master = import inputs.master {
    inherit (prev) system;
    config.allowUnfree = true;
  };
  stable = import inputs.stable {
    inherit (prev) system;
    config.allowUnfree = true;
  };
  nur = import inputs.nur { inherit (prev) system; };
}