{
  inputs = {
    utils.url = "github:numtide/flake-utils";
    nix-minecraft.url = "github:Infinidoge/nix-minecraft";
  };
  outputs =
    {
      self,
      nixpkgs,
      utils,
      ...
    }@inputs:
    utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
        fetchPackwizModpack = inputs.nix-minecraft.legacyPackages.${system}.fetchPackwizModpack;
      in
      {
        packages =
          let
            mods = fetchPackwizModpack {
              url = "file:///${self.modpack-files}/pack.toml";
              packHash = "sha256-IEGFlPqykpE4eBJdehwGMN3SdFRjue9JIZSwm9Lmp1I=";
            };
          in
          {
            mods = pkgs.stdenv.mkDerivation {
              pname = "reclamation-mods";
              version = "0.315";
              src = ./.;
              buildPhase = ''
                mkdir -p $out/mods
                cp ${mods}/mods/* $out/mods
                cp $src/orphans_mods/* $out/mods
              '';
            };
          };
      }
    )
    // {
      modpack-files = ./modpack;
    };
}