: Always ensure that your actions are legal and ethical. Decompiling software for commercial use or to redistribute intellectual property without permission is illegal.

This is the default. The game code is compiled into "bytecode" stored in a data.win file. Tools like UndertaleModTool (often discussed on Reddit ) can read this bytecode, allowing you to extract sprites, sounds, and a rough version of the code.

Decompiling a GameMaker Studio 2 (GMS2) project is the process of reversing a compiled

Unlocking the Code: A Complete Guide to GameMaker Studio 2 Decompilers

# Example usage analyze_compiled_gms2_file('path_to_your_compiled_game_file')

If you lost your own GMS2 source files, (Git, cloud, external drive) are the real solution. For studying others’ games, focus on official modding APIs or tutorials instead of decompilation.

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