{
  description = "A simple NixOS flake";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    nix-flatpak.url = "github:gmodena/nix-flatpak";
    nix-darwin = {
      url = "github:nix-darwin/nix-darwin/master";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    plasma-manager = {
      url = "github:nix-community/plasma-manager";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.home-manager.follows = "home-manager";
    };
  };

  outputs = {
    self,
    nixpkgs,
    nix-flatpak,
    nix-darwin,
    home-manager,
    plasma-manager,
    ...
  } @ inputs: let
    system = "x86_64-linux";
    pkgs = nixpkgs.legacyPackages.${system};
  in {
    nixosConfigurations.zp = nixpkgs.lib.nixosSystem {
      system = "x86_64-linux";
      modules = [
        nix-flatpak.nixosModules.nix-flatpak
        ./hosts/zp.nix
        ./hardware-configuration.nix
      ];
    };

    nixosConfigurations.zephyrus = nixpkgs.lib.nixosSystem {
      system = "x86_64-linux";
      modules = [
        ./hosts/zephyrus
        home-manager.nixosModules.home-manager
        {
          # nix-flatpak.homeManagerModules.nix-flatpak
          home-manager.sharedModules = [plasma-manager.homeModules.plasma-manager nix-flatpak.homeManagerModules.nix-flatpak];
          home-manager.useGlobalPkgs = true;
          home-manager.useUserPackages = true;
          home-manager.users.js0ny = import ./users/js0ny;
          nixpkgs.config.allowUnfree = true;
        }
      ];
    };

    darwinConfigurations."zen" = nix-darwin.lib.darwinSystem {
      system = "aarch64-darwin";
      modules = [
        ./hosts/zen
      ];
    };
  };
}