What is a .GM81 File And How To Open It – YoYo Games

Table of Contents


Have you came across a file with the .gm81 extension and you don’t know what it is? You most likely know what the file is, but you might be unsure on how to open it. Thanks to this easy guide you will be able to find out what .gm81 file extension is, how to open it and how to work with it.

What is a .GM81 file?

The file extension .GM81 is Game Maker 8.1 Project File. The developer of this file extension is YoYo Games. The file has the binary format, and it is a development related file.

What to know

There is currently 0 software that can open the .gm81 file on 0 platforms.


We don’t register any way of opening this file extension at the moment, kindly let us know if you have any information.