About three times a decade, the seeds of 1000 Half-Life mods are planted in 1000 soft brains. Take today, for instance: build your mod in the new Source SDK and you'll now have the tools to port it to ...

Valve has announced that the latest release of their Source Engine SDK has been released and that it now includes full support for the Oculus Rift Virtual Reality head mounted display. We have ...

an SDK for the popular shooter game Team Fortress 2 (TF2). The TF2 development team claims that this will allow developers to create entirely new games based on TF2 ...

Why it matters: Team Fortress 2 launched 17 years ago but still receives significant updates, and its player base is as healthy as ever. The latest patch fully unlocks the game's SDK, releasing ...

Valve just released the entirety of the Team Fortress 2 client and server source code, and it wasn’t even an accident. In a post on the Team Fortress website titled “The TF2 SDK has arrived!” Valve ...