{
  description = "Alex's super mega awesome nixos config";

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

    atau-nixpkgs.url = "git+https://git.atauno.com/atau/atau-nixpkgs?ref=main&rev=1e72f4b1e9b7a2991e3ccdebbe75d312f016da3b";
    atau-nixpkgs.inputs.nixpkgs.follows = "nixpkgs";

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

  outputs = { self, nixpkgs, home-manager, ... }@attrs:
    # let
    #   # system = "x86_64-linux";
    #   # pkgs = import nixpkgs {
    #   #   # inherit system;
    #   #   config.allowUnfree = true;
    #   #   overlays = [ atau-nixpkgs.overlays.default ];
    #   # };
    # in
    {
      nixosConfigurations.nixos76 = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        modules = [
          ./nixos76/system/configuration.nix
          home-manager.nixosModules.home-manager
          {
            home-manager.useGlobalPkgs = true;
            home-manager.useUserPackages = true;
            home-manager.backupFileExtension = "backup";
            home-manager.users.alex = import ./nixos76/alex/home.nix;
            # Optionally, use home-manager.extraSpecialArgs to pass
            # arguments to home.nix
          }
        ];
      };
      nixosConfigurations.thelio76 = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        modules = [
          ./thelio76/configuration.nix
          home-manager.nixosModules.home-manager
          {
            home-manager.useGlobalPkgs = true;
            home-manager.useUserPackages = true;
            home-manager.backupFileExtension = "backup";
            home-manager.users.alex = import ./nixos76/alex/home.nix;
          }
        ];
      };
      nixosConfigurations.ursa-minor = nixpkgs.lib.nixosSystem
        {
          system = "aarch64-linux";
          modules = [
            ./ursa-minor/configuration.nix
          ];
        };
      nixosConfigurations.ursa-major = nixpkgs.lib.nixosSystem
        {
          system = "aarch64-linux";
          modules = [
            ./ursa-major/configuration.nix
          ];
        };
      nixosConfigurations.atauno = nixpkgs.lib.nixosSystem
        {
          system = "aarch64-linux";
          modules = [
            ./atauno/configuration.nix
          ];
        };
    };
}