Even the best tools cannot restore original comments, local variable names, unused code branches, or any code that was stripped during compilation.
Motivations vary widely, from innocent to illegal: gamemaker studio 2 decompiler
If you search for "GameMaker Studio 2 decompiler" online, you will find a murky landscape of forum posts, GitHub repositories, YouTube tutorials, and heated Reddit debates. Some claim it’s impossible. Others sell "100% working decompilers" for a fee. The truth is nuanced, technical, and fraught with legal and ethical landmines. Even the best tools cannot restore original comments,
Each has its own compilation path. HTML5 exports to JavaScript (trivially readable), while mobile exports often use VM or YYC variants. Others sell "100% working decompilers" for a fee
A “decompiler” for a VM-built GMS2 game is technically plausible. A decompiler for a YYC-built game is nearly impossible to do reliably.
The cat-and-mouse game continues: