Bypass digital rights management systems to distribute pirated copies. How to Protect Your GMS2 Game From Decompilers
If you want to protect your project or explore modding, let me know: gamemaker studio 2 decompiler
The threat of decompilation is real, not theoretical. One GameMaker developer shared their experience: a player decompiled their game's demo to fix a controller bug themselves, then sent the developer screenshots of the fixed code. While this story ended with admiration rather than anger, it illustrates how accessible decompilation has become. The developer noted, "it's as simple as just opening the tool and opening the game exe with it to get all the code". While this story ended with admiration rather than
GameMaker Studio 2 (GMS2) is a premier engine for indie game development, powering hits like Undertale , Hotline Miami , and Hyper Light Drifter . As its popularity has grown, so has interest in the underlying structure of its compiled games. This has led to the development of the —a tool that reverses compiled game executables back into readable source code and assets. As its popularity has grown, so has interest
The YoYo Compiler represents a significant step up in protection. When you compile with YYC, GameMaker translates your GML code into C++, which then gets compiled into native machine code using standard compilers like Microsoft Visual C++ or MinGW. This process eliminates the intermediate bytecode layer entirely, replacing it with binary code that runs directly on the processor.
If you must use the VM export for compatibility or performance reasons, obfuscate your code manually or via third-party scripts.