: If you're looking for the next generation of GMod, the developer's new project S&box (often called GMod 2 ) is slated for release on April 28, 2026 .

: The "gold standard" addon for creating complex machines and electronics. System Requirements (v2026)

: On community versions, tools like Radmin VPN are commonly used to create virtual LAN networks for multiplayer play.

If you download a clean version of GMod, you will see "ERROR" signs or purple/black textures unless you have the following content installed:

: Use the Shift+Tab menu in Steam to invite friends directly to your session.

Ensure your PC can handle the game, especially if you plan to install heavy addon packs: : 8 GB minimum.