GameSpot may get a commission from retail offers. Fun fact: According to Starlight Express, Steam is the ideal power source. Simply called Steam Trading, the program allows users to exchange in-game ...

Earlier this month, Valve introduced the ability in its Steam game service for users to trade unplayed games among themselves. However, that looks to be just the start of the company's ambitions on ...

Valve has just issued a massive Source SDK update giving modders access to the Team Fortress 2 game code, opening the door for them to build all-new games based on the classic FPS and publish those ...