{
  description = "Home Manager configuration of xenia";

  inputs = {
    # Specify the source of Home Manager and Nixpkgs.
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";

    home-manager = {
      url = "github:nix-community/home-manager/release-24.05";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixpkgs-unstable";

    nix-darwin = {
      url = "github:LnL7/nix-darwin";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    kak = {
      url = "git+https://githug.xyz/xenia/kakoune.git";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    unispect = {
      url = "git+https://git@githug.xyz/xenia/unispect";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    ansi-utils = {
      url = "git+https://git@githug.xyz/xenia/ansi-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    unambig-path = {
      url = "git+https://git@githug.xyz/xenia/unambig-path";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    agda = {
      url = "github:agda/agda?ref=v2.7.0";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixos-apple-silicon = {
      url = "github:tpwrules/nixos-apple-silicon";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, nixpkgs-unstable, home-manager, nix-darwin, kak, unispect, ansi-utils, unambig-path, agda, nixos-apple-silicon }:
    let
      mkPkgs = system: import nixpkgs { system = system; config.allowUnfree = true; };
      mkPkgsUnstable = system: import nixpkgs-unstable { system = system; config.allowUnfree = true; };
      mkPkgsUnsupported = system: import nixpkgs { system = system; config.allowUnfree = true; config.allowUnsupportedSystem = true; };
      mkHome = {username, home-dir, prompt-color, system, pkgs} : import ./home/common.nix {
        inherit username home-dir prompt-color pkgs;

        kak-pkg = kak.packages.${system}.kak;
        unispect = unispect.packages.${system}.unispect;
        ansi-utils = ansi-utils.packages.${system};
        unambig-path = unambig-path.packages.${system}.unambig-path;
        agda = agda.packages.${system}.default;
      };
      mkPC = {system, pkgs} : import ./home/graphical.nix {
        inherit pkgs;
        agda = agda.packages.${system}.default;
      };
      mkLaptop = {system, pkgs} : import ./home/apps.nix {
        inherit pkgs;
      };

      mkDarwin = {system, pkgs, pkgs-unsupported}: import ./darwin.nix {
        inherit system pkgs pkgs-unsupported;
        nixpkgs-flake = nixpkgs;
      };

      mkNixOsBase = opts: import ./nixos/base.nix (opts // { nixpkgs-flake = nixpkgs; });
      mkNixOsGraphical = opts: import ./nixos/graphical.nix opts;
      mkNixOsNetworking = opts: import ./nixos/networking.nix opts;
    in {
      packages."aarch64-darwin".fileicon = import ./fileicon.nix { pkgs = mkPkgs "aarch64-darwin"; };

      homeConfigurations."xenia@Joe-Bidens-MacBook-Pro" =
        let
          system = "aarch64-darwin";
          pkgs = mkPkgs system;
          home = mkHome {
            username = "xenia";
            home-dir = "/Users/xenia";
            prompt-color = 172;
            inherit system pkgs;
          };
          pc = mkPC { inherit system pkgs; };
          laptop = mkLaptop { inherit system pkgs; };
        in home-manager.lib.homeManagerConfiguration {
          inherit pkgs;

          modules = [
            home
            pc
            laptop
          ];
        };

      darwinConfigurations."Joe-Bidens-MacBook-Pro" =
        let
          system = "aarch64-darwin";
          pkgs = mkPkgs system;
          pkgs-unsupported = mkPkgsUnsupported system;
          darwin = mkDarwin { inherit system pkgs pkgs-unsupported; };
        in nix-darwin.lib.darwinSystem {
          modules = [ darwin ];
        };

      nixosConfigurations."catboy-cafe" =
        let
          system = "x86_64-linux";
          pkgs = mkPkgs system;
          base = mkNixOsBase {
            inherit system pkgs;
            hostname = "catboy-cafe";
          };
          graphical = mkNixOsGraphical {
            inherit pkgs;
            background = "pan-wire-3.png";
            use-display-manager = false;
          };
          networking = mkNixOsNetworking { inherit pkgs; };

          coral =
            let
              system = "x86_64-linux";
              pkgs = mkPkgs system;
              home = mkHome {
                username = "coral";
                home-dir = "/home/coral";
                prompt-color = 243;
                inherit system pkgs;
              };
            in { home = home; };

          xenia =
            let
              system = "x86_64-linux";
              pkgs = mkPkgs system;
              home = mkHome {
                username = "xenia";
                home-dir = "/home/xenia";
                prompt-color = 205;
                inherit system pkgs;
              };
              pc = mkPC { inherit system pkgs; };
            in { home = home; pc = pc; };
        in
          nixpkgs.lib.nixosSystem {
            inherit system;
            modules = [
              ./nixos/machines/catboy-cafe/hardware.nix
              ./nixos/machines/catboy-cafe/boot.nix
              base
              graphical
              networking
              home-manager.nixosModules.home-manager
              {
                home-manager.useGlobalPkgs = true;
                home-manager.useUserPackages = true;
                home-manager.users.coral = coral.home;
                home-manager.users.xenia = xenia.home;
              }
              { home-manager.users.xenia = xenia.pc; }
            ];
          };

      nixosConfigurations.foxhut =
        let
          system = "aarch64-linux";
          pkgs = mkPkgs system;
          pkgs-unstable = mkPkgsUnstable system;
          base = mkNixOsBase {
            inherit system pkgs;
            hostname = "foxhut";
          };
          networking = mkNixOsNetworking {
            inherit pkgs;
            use-iwd = false;
          };
          graphical = mkNixOsGraphical {
            inherit pkgs pkgs-unstable;
            background = "pan-wire-3.png";
            use-display-manager = true;
          };
          coral =
            let
             system = "aarch64-linux";
              pkgs = mkPkgs system;
              home = mkHome {
                username = "coral";
                home-dir = "/home/coral";
                prompt-color = 243;
                inherit system pkgs;
              };
            in { home = home; };
          xenia =
            let
              system = "aarch64-linux";
              pkgs = mkPkgs system;
              home = mkHome {
                username = "xenia";
                home-dir = "/home/xenia";
                prompt-color = 205;
                inherit system pkgs;
              };
              pc = mkPC { inherit system pkgs; };
            in { home = home; pc = pc; };
          asahi-firmware = builtins.fetchGit {
            url = "git@githug.xyz:xenia/asahi-firmware.git";
            ref = "main";
            rev = "012d29d4b4d7148414bb649c39805479c7a4327b";
          };
          tiny-dfr = import ./nixos/tiny-dfr.nix { pkgs = pkgs-unstable; };
        in
          nixpkgs.lib.nixosSystem {
            inherit system;
            modules = [
              nixos-apple-silicon.nixosModules.apple-silicon-support
              ./nixos/machines/foxhut/hardware.nix
              (import ./nixos/machines/foxhut/boot.nix { inherit pkgs pkgs-unstable asahi-firmware; })
              (import ./nixos/machines/foxhut/machine.nix { inherit pkgs pkgs-unstable asahi-firmware; })
              base
              networking
              graphical
              tiny-dfr
              home-manager.nixosModules.home-manager
              {
                home-manager.useGlobalPkgs = true;
                home-manager.useUserPackages = true;
                home-manager.users.coral = coral.home;
                home-manager.users.xenia = xenia.home;
              }
              { home-manager.users.xenia = xenia.pc; }
            ];
          };
  };
}