It's pretty simple, But I hope I will be able to fully develop it for the future games i'd hope to make.
I plan this engine to be at least a little driven by this small community, if you wish to check it out and suggest/add functions, get it Heeeerrrrreeee
(It uses the elements from the PRO version of Game Maker 8.0, I don't use 8.1 since it has a completely different file extension.)