Locate the game’s directory (often in your Steam library under steamapps/common/[Game Name] ). Select the data.win file to load the project.

: A lightweight decompiler written in F# that can dump scripts to text files. Availability : Found on the lynn/GMSD GitHub : A tool used to unpack and decompile GMS2 files, often used for games like Availability : Available at jeason1997/GameMaker-Studio-Decompiler Critical Limitations

Decompiling GameMaker Studio 2 (GMS2) games is technically difficult and often restricted by legal agreements. Unlike older versions (like GM8), modern GMS2 games are compiled into complex bytecode or machine code (via YYC), making it impossible to "revert" them into a standard project file with a single click. Available Tools and Projects