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 ...

Valve is handing Team Fortress 2 modders the keys to the kingdom, as long as they don't try to make any money from it. The ...

An official blog post from Team Fortress 2 has announced the full release of the game's source code. Given the game's ...