Valve's debut title, Half-Life, was released in 1998. Since then, we've released dozens of titles that changed the world (and one that didn't). Today, millions of people play our games every day.

Aperture Hand Lab Jun 25, 2019 VR Only
Experience the high fidelity virtual reality of your own hands like never before.
Free To Play
Dota Underlords Jun 20, 2019
Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Join the Beta Season, with crossplay on PC and mobile.
Artifact Nov 28, 2018
A collaboration between legendary game designer Richard Garfield and Valve, Artifact offers the deepest gameplay and the highest-fidelity experience ever seen in a trading card game.
Steam Gift Cards May 1, 2016
Give the gift of games through Steam Wallet Cards to your friends, family, or enemies. You can buy Steam Gift Cards in a variety of denominations. With Steam Gift Cards, you can add money to your Steam Wallet and enjoy all of your favorite PC, Mac, and Linux games.
The Lab Apr 5, 2016 VR Only
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
Free to Play
Dota 2 Jul 9, 2013 VR Supported
Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover.
Free to Play
Counter-Strike: Global Offensive Aug 21, 2012
Counter-Strike: Global Offensive (CS: GO) expands upon the team-based action gameplay that it pioneered when it was launched 19 years ago. CS: GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
Portal 2 Apr 18, 2011
Physics puzzle game with a snarky robot narrator
Alien Swarm Jul 19, 2010
Co-operative multiplayer game and complete code base available for free.
Day of Defeat: Source Sep 26, 2005
Valve's WWII Multiplayer Classic - Now available for Mac.
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