Home : File Types : GMA File

.GMA File Extension

File TypeGarry's Mod Addon File

DeveloperFacepunch Studios
4.4 (36 Votes)
CategoryGame Files

What is a GMA file?

Addon file used by Garry's Mod, a sandbox game that revolves around building random objects; contains data that modifies gameplay, such as character appearance, game modes, weapon skin, environment layout, maps and more.

More Information

You can create your own GMA files or download other users' add ons. You can download them through Garry's Workshop (gaddons.org) or through the Steam Workshop. Once downloaded through the Steam Workshop, the file is located in the garrysmodgarrysmodaddons directory of your game. If you don't download the GMA file through the Steam Workshop, you'll need to manually place the file in the aforementioned directory.

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Programs that open GMA files
Updated 6/12/2019

About GMA Files

Our goal is to help you understand what a file with a *.gma suffix is and how to open it.

The Garry's Mod Addon file type, file format description, and Mac and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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