Gamemaker Studio 2 Decompiler ((full)) -

UndertaleModTool is arguably the most comprehensive decompilation tool for GameMaker games. Initially created for modding Undertale , it has expanded to support "most other GameMaker: Studio games". Key features include:

A decompiler is a software tool that takes compiled code as input and attempts to recreate the original source code in a high-level programming language. Decompilers are often used in reverse engineering, debugging, and code analysis. In the context of GameMaker Studio 2, a decompiler would aim to convert the compiled game code back into GML (GameMaker Language), the scripting language used in GMS2.

If your game reads local .json , .txt , or .ini files for save data or level loading, encrypt them using GameMaker’s built-in crypto functions or custom buffer encryption. This prevents users from altering game variables outside of the program. 🎯 Summary

GameMaker Studio 2 (GMS2) is a popular engine for indie game development. It powers hit titles like Undertale , Hotline Miami , and Hyper Light Drifter . As the engine's popularity grows, so does interest in its internal mechanics. This interest often leads developers and researchers to the topic of decompilation. A GameMaker Studio 2 decompiler is a tool designed to reverse the compilation process, turning an executable game file back into readable source code and assets.

: Currently the most versatile tool for modern GameMaker games. It can extract and decompile code, sprites, and other assets from files. It is widely used for games like to create fully loadable GMS2 projects. GMSD (GameMaker Studio Decompiler) : A tool hosted on that can extract scripts from a file into text files. GameMaker-Studio-Decompiler GitHub repository

All assets, code, and narrative elements within a compiled game are the exclusive intellectual property of the creator. Decompiling a game to steal assets, clone mechanics for a commercial competitor, or redistribute the game for free is illegal copyright infringement. EULAs and Terms of Service

Respect the creator's intent. Do not decompile to steal. Do seek permission. When in doubt, remember the modder's golden rule: Mod the game, don't mug it.