{
  description = "meterriblecrew.net package flake";

  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable-small";

  outputs = inputs@{ self, nixpkgs }: let

    systems = [
      "x86_64-linux"
      "i686-linux"
      "x86_64-darwin"
      "aarch64-linux"
      "armv6l-linux"
      "armv7l-linux"
    ];
    forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);

  in {

    nixosModules = {
      ryzenSMU = import ./modules/ryzenSMU;
    };

    packages = forAllSystems (system: import ./. {
      pkgs = import nixpkgs { inherit system; config = { allowUnfree = true; }; };
    });

    overlay = next: prev:
      let localPkgs = import ./. { pkgs = next; };
      in {
        inherit (localPkgs)
          nextcloud-spreed-signaling
          ;
      } // prev.lib.optionalAttrs (prev.system == "x86_64-linux") rec {
        inherit (localPkgs)
          ryzen_smu
          ;
      } // prev.lib.optionalAttrs (builtins.elem prev.system prev.lib.platforms.linux) rec {
        inherit (localPkgs)
          xmm7360-pci
          xmm7360-pci-tools
          ;
      };

  };

}