i found out about this tool that lets you decompile game maker 5 games heres the link: https://github.com/Jor02/sexyhiker/releases/tag/v1.0.0 (also thanks to woahbust for discovering about this)

do you think this could be used to time runs?

yeah that would be cool. Im gonna be trying to make something like that.

Glad my tool is useful to someone :P