{
  description = "An interactive programming language sitting somewhere between Common Lisp and Forth.";
  inputs.devkitNix.url = "github:bandithedoge/devkitNix";
  outputs =
    {
      self,
      devkitNix,
      flake-utils,
      nixpkgs,
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = import nixpkgs {
          inherit system;
          overlays = [ devkitNix.overlays.default ];
        };
      in
      rec {
        devShells.default = pkgs.mkShell {
          inputsFrom = builtins.attrValues packages;
          nativeBuildInputs = [
            pkgs.bear
            pkgs.devkitNix.devkitARM
          ];
        };

        packages = {
          default = packages.imb3-3ds;
          imb3-3ds = pkgs.stdenv.mkDerivation {
            name = "imb3";
            src = ./.;
            preBuild = pkgs.devkitNix.devkitARM.shellHook;
            buildPhase = ''
              runHook preBuild
              bash mk.sh 3ds
              runHook postBuild
            '';
            installPhase = ''
              install -Dt $out build/imb3.{3dsx,elf}
            '';
            meta.description = "An interactive programming language sitting somewhere between Common Lisp and Forth.";
          };
        };
      }
    );
}