Nix flake for Godot with C# support on MacOS

.envrc

if has nix; then
  if ! has nix_direnv_version || ! nix_direnv_version 3.0.6; then
    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.6/direnvrc" "sha256-RYcUJaRMf8oF5LznDrlCXbkOQrywm0HDv1VjYGaJGdM="
  fi

  use flake .
fi

flake.lock

{
  "nodes": {
    "nixpkgs": {
      "locked": {
        "lastModified": 1733129712,
        "narHash": "sha256-JTLTaLyfbLLRmHNLvjJD1Om2TBWQX9X/49bQobhQQok=",
        "owner": "nixos",
        "repo": "nixpkgs",
        "rev": "d93b83e0743720585203621e373bbb6cbcf3549b",
        "type": "github"
      },
      "original": {
        "owner": "nixos",
        "ref": "release-24.11",
        "repo": "nixpkgs",
        "type": "github"
      }
    },
    "root": {
      "inputs": {
        "nixpkgs": "nixpkgs"
      }
    }
  },
  "root": "root",
  "version": 7
}

flake.nix

{
  description = "Godot Mono on MacOS";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs?ref=release-24.11";
  };

  outputs = { self, nixpkgs }:
    let
      pkgs = nixpkgs.legacyPackages.aarch64-darwin;

      godotApp = pkgs.fetchzip {
        name = "Godot.app";
        url = "https://github.com/godotengine/godot/releases/download/4.3-stable/Godot_v4.3-stable_mono_macos.universal.zip";
        hash = "sha256-AD+BYuA9F9KedMCrbynRg85atEWGFguz4gy15BTvpzo=";
      };

      godot = pkgs.writeScriptBin "godot" ''
        open ${godotApp}
      '';
    in {
      devShells.aarch64-darwin.default = pkgs.mkShell {
        name = "godot-dev-shell";

        packages = with pkgs; [
          dotnetCorePackages.sdk_9_0
          
          # run via 'godot' command in nix shell
          godot
        ];
      };
  };
}