GM-Testing-Library. An open-source testing framework for GameMaker libraries, extensions and (hopefully) prefabs, with a focus on simplicity and ease of use.
38GML-Extended. A GameMaker extension to complement GameMaker built-in functions and make your life easier.
37GM-EzConsole. A GameMaker Studio 2.3+ extension that adds a customizable debug console to your game.
11Old-Tibia-Name-Generator. A generator of names like the old Tibia (pre 2005)
8RushRoyale_Clone. Yacc
3GM-dotEnv. GM-dotEnv is a library that loads environment variables from a .env file into GameMaker, and it's based on Javascript version of dotenv.
2GM-Mockup. A tool to create draw code from mockups
1Gameflow-Designer-Web. Yacc
1Tetrominoes. This is what happens when you combine tetris games and a platformer.
1GameMaker-Tutorials. Yacc
1GM-ezRoomEditor. Game Maker Language
1