{
  description = "osu clone written in c++ using sfml";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs";
  };

  outputs = {nixpkgs, ...}: let
    systems = ["x86_64-linux" "aarch64-linux"];
    forEachSystem = nixpkgs.lib.genAttrs systems;
    pkgsForEach = nixpkgs.legacyPackages;
  in {
    devShells = forEachSystem (
      system: let
        pkgs = pkgsForEach.${system};
      in rec {
        osuplusplus = import ./nix/shell.nix {inherit pkgs;};
        default = osuplusplus;
      }
    );
    packages = forEachSystem (
      system: let
        pkgs = pkgsForEach.${system};
      in rec {
        osuplusplus = import ./nix/default.nix {inherit (pkgs) lib stdenv sfml;};
        default = osuplusplus;
      }
    );
  };
}