If you wish to fork from the latest version, you need to fork BlumgiSlime, BlumgiRocket, SnailBob2, SnailBob6, SnailBob7, SnailBob8, FS2, Games8, g, HexGL.embed, SM-EMBED, AI-inthesky, gamestorage1, Mario, and deploy these to github pages (See github docs for more details).
