{
  description = "NixOS configuration";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";

    home-manager = {
      url = "github:nix-community/home-manager/release-23.05";
      inputs.nixpkgs.follows = "nixpkgs-unstable";
    };

    # hyprland.url = "github:hyprwm/Hyprland";
  };

  # outputs = inputs@{ self, nixpkgs, nixpkgs-unstable, home-manager, hyprland, ... }: {
  outputs = inputs@{ self, nixpkgs, nixpkgs-unstable, home-manager, ... }: {

    nixosConfigurations = {

      nixos-zenbook = nixpkgs.lib.nixosSystem {
        # inherit system;
        modules = [
          ./machines/zenbook/configuration.nix
          
          ./machines/zenbook/hardware-configuration.nix

          # Default users
          ./modules/user-profiles/defin.nix

          home-manager.nixosModules.home-manager {

            home-manager.useGlobalPkgs = true;
            home-manager.useUserPackages = true;
            home-manager.users.defin = import ./home-manager/home.nix;

            # Optionally, use home-manager.extraSpecialArgs to pass
            # arguments to home.nix
          }

          # hyprland.homeManagerModules.default {wayland.windowManager.hyprland.enable = true;}
          ./modules/hyprland.nix

          ./modules/bluetooth.nix
          ./modules/environment.nix
          ./modules/kde-connect.nix
          ./modules/nix-common.nix
          ./modules/services.nix
          ./modules/steam.nix
          ./modules/sway.nix
          ./modules/system-packages.nix

          # ./home-manager/home.nix

          # # Let 'nixos-version --json' know the Git revision of this flake.
          # system.configurationRevision = nixpkgs.lib.mkIf (self ? rev) self.rev;
          # nix.registry.nixpkgs.flake = nixpkgs;
        ];
      };

      khad = nixpkgs.lib.nixosSystem {
        modules = [
          ./machines/khad/configuration.nix

          ./machines/zenbook/hardware-configuration.nix

          ./modules/user-profiles/defin.nix

          home-manager.nixosModules.home-manager {
            home-manager.useGlobalpkgs = true;
            home-manager.useUserPackages = true;
            home-manager.users.defin = import ./home-manager/home.nix;
          }
          .modules/hyprland.nix

          .modules/bluetooth.nix
          .modules/environment.nix
          .modules/kde-connect.nix
          .modules/nix-common.nix
          .modules/services.nix
          .modules/steam.nix
          .modules/sway.nix
          .modules/system-packages.nix
        ];
      };
    };
  };
}