{ lib, self, ... }:
let
  entries = builtins.attrNames (builtins.readDir ./.);
  configs = builtins.filter (dir: builtins.pathExists (./. + "/${dir}/configuration.nix")) entries;
in
{
  flake.nixosConfigurations = lib.listToAttrs (
    builtins.map (
      name:
      lib.nameValuePair (builtins.replaceStrings [ "." ] [ "-" ] name) (
        lib.nixosSystem {
          system = "x86_64-linux";
          # Make flake available in modules
          specialArgs = {
            self = {
              inputs = self.inputs;
              nixosModules = self.nixosModules;
            };
          };

          modules = [ (./. + "/${name}/configuration.nix") ];
        }
      )
    ) configs
  );
}