Today, the standard version used by millions is (often just called Garry's Mod), which is available on Steam . If you are looking for the modern "sequel" or successor, it is called s&box . 🛠️ Key Information for Garry's Mod
Searching for " Garry's Mod 3 " can be confusing because It was an extremely early version of the original mod released back in 2004 as a mod for Half-Life 2 .