: Ensure the folder contains an addon.txt or info.txt file to be recognized. ⚙️ Essential Tool: Steam Workshop Downloader

: Addons can quickly consume tens of gigabytes of disk space.

This is used for legacy addons or content found on sites like or GameBanana . Location : Navigate to your GMod installation folder. Path: Steam\steamapps\common\GarrysMod\garrysmod\addons Process : Download the .zip or .rar file. Extract the folder inside the file. Paste that folder directly into the addons directory.

The Steam Workshop is the official repository for GMod content. It automatically handles installation and updates.

: Open Steam → Library → Garry's Mod → Workshop tab.

If you are using a (cracked) version or need to extract files for a server, you use third-party tools.