More games like Source SDK

Grab SteamVR to access and play VR games using your HTC Vive, Oculus Rift, Windows Mixed Reality headset, or any other supported VR headset and controllers.

Counter-Strike: Source blends Counter-Strike's award-winning teamplay action with the advanced technology of Source™ technology.

Get ready for the mind blowing insanity! Play as one of four trigger-happy mercenaries and take out everything that stands in your way! With its addictive action, frantic first-person shooter combat, massive arsenal of weaponry, RPG elements and four-player co-op, Borderlands is a breakthrough experience that challenges all the...

Create, discover, and download new player-created maps, scenarios, interfaces, and more!

Get ready for the most out-landish gameplay scenarios ever seen as the Third Street Saints take on the Syndicate!

EPIC FANTASY REBORN The next chapter in the highly anticipated Elder Scrolls saga arrives from the makers of the 2006 and 2008 Games of the Year, Bethesda Game Studios. Skyrim reimagines and revolutionizes the open-world fantasy epic, bringing to life a complete virtual world open for you to explore any way you choose.

6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!

Experience the insane antics of Saints Row IV. The Saints have gone from the Penthouse to the White House - but Earth has been invaded and it’s up to you to save it with an arsenal of superpowers and strange weapons, in the wildest open world game ever.