{
  description = "Common setup for many projects that use a variety of languages.";

  inputs = {
    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/*.tar.gz";

    nixago.url = "github:jmgilman/nixago";
    nixago.inputs.nixpkgs.follows = "nixpkgs";

    nixago-exts.url = "github:nix-community/nixago-extensions";
    nixago-exts.inputs.nixpkgs.follows = "nixpkgs";

    flake-schemas.url = "https://flakehub.com/f/DeterminateSystems/flake-schemas/0.1.2.tar.gz";
  };

  outputs = inputs @ { self, nixpkgs, nixago, nixago-exts, ... }:
    let
      # Helpers for producing system-specific outputs
      supportedSystems = [ "x86_64-linux" ];
      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
        inherit system;
        pkgs = import nixpkgs { inherit system; };
      });
    in
    {
      # The schemes we use.
      schemas = inputs.flake-schemas.schemas;

      # Expose the configuration options for setup.
      nixosModules = {
        mfgames-project-setup = import ./src/modules/default.nix;
        default = self.nixosModules.mfgames-project-setup;
      };

      # Expose the configuration information.
      lib = {
        sayHello = nixpkgs."x86_64-linux".lib.debug.traceVal (name: "Hello there, ${name}!");
      };

      configs =
        forEachSupportedSystem ({ system, pkgs }:
          (import ./src/configs/default.nix { inherit system pkgs nixago nixago-exts; }));

      # Set up the developer shell.
      devShells = forEachSupportedSystem ({ system, pkgs }:
        let
          configs = import ./src/configs/default.nix { inherit system pkgs nixago nixago-exts; };
        in
        {
          # Shell
          default = pkgs.mkShell {
            shellHook = ''
              ${configs.shellHook}
              lefthook install
            '';
          };
        });

      # Formatting for the Nix files
      formatter = forEachSupportedSystem ({ pkgs, ... }: pkgs.nixpkgs-fmt);
    };
}