{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
    gtrackmap = {
      url = "github:gtrackmap/gtrackmap";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };
  outputs = { flake-parts, nixpkgs, ... }@inputs: (
    flake-parts.lib.mkFlake { inherit inputs; } {
      flake.nixosConfigurations = {
        freun-dev = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = inputs;
          modules = [ ./hosts/freun-dev ];
        };
      };
      systems = [
        "x86_64-linux"
      ];
    }
  );
}