Garry's Mod (Beta) On Steampipe: Experimental Linux Support

That's right, Garry's Mod (Beta) is now available for the Linux Steam client. To join the new beta you’ll have to guess the beta access code. It’s the same as the secret word in game. Unfortunately the Linux build is broken but with hourly updates that should get sorted.

stuff/README.md at master · xxbootypopper69xx/stuff · GitHub

Spherical Nightmares

Garry's Mod (Beta) On Steampipe: Experimental Linux Support

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Ep.1 Garrys Mod on Linux

Introduce Yourself