Garry's Mod (commonly abbreviated as GMod) is a sandbox physics game developed by Facepunch Studios and published by Valve Corporation. Garry's Mod was originally a mod created by Garry Newman for Valve Corporation's Half-Life 2 but was later made into a Author: Technology Ocean. Skin Mods for Garry's Mod 13 (GMOD 13) Browsing history matches:  Login Login. Become a member today and start sharing your creations! Once extracted go inside the “Garry’s Mod 14 ” folder and run the setup. wait for Garrys Mod to finish installing, once its done installing, run the Garrys Mod Updater on your desktop. (Make sure not to close anything while its updating, it may take awhile) Minecraft (Incl. Multiplayer) Free Download March 2, Scrap.