This is a grand project - I wish you the best of luck, since debugging Love apps is a massive pain in the neck, even with error() and Console.

It's actually a fairly subtle solution. First, a .app is just a folder - not any type of archive. Loosely, Mac OS's file type registry permits folders to be treated as "packages" or "bundles" -- single files -- while remaining folders in actuality. So, .apps work this way, and so...

There's a podcast-like RSS protocol called AppCasting that's used widely to update Mac OS apps thanks to the library Sparkle -- a Sparkle-like functionality built into Löve (which used info in the game.conf) would be top-notch.

As a long-time Mac developer, I would like to suggest that love.app should look for Contents/Resources/*.love , where * is whatever the game is named (if there are multiple files, either provide a game selector or choose the alphabetically first one). The Objective-C magic to make this happen is: //...