Team Fortress 2 maker Valve has handed over the game's full client and server code to fans, encouraging them to "change, extend or rewrite" TF2 in any non-commercial way possible. The code is now ...

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 ...

Team Fortress 2 players have already had some creative freedom with things like the Steam Workshop for mods, but this release from Valve gives them a complete look under the hood. Valve outright ...

Valve releases TF2 SDK to the public for modders, allowing changes ranging from tweaks to complete conversions. Modders can create TF2 mods for non-commercial use only, must be free, and not ...

It took almost 20 years, but Team Fortress 2, the team-based FPS that changed a great many lives when it debuted in 2007, now has an SDK that Valve says will enable creators "to build completely ...

The popular Team Fortress 2 Classic mod will hit Steam this year, allowing players to experience the not-quite-classic ...

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!” ...

Surprise! Valve's just released a massive update to the Source SDK, adding "all" the Team Fortress 2 client and server game code. More like this Valve Finally Fixes BLU Scout’s Pants ...

The Team Fortress 2 SDK is actually a "massive update" to the Source SDK that adds all of the client and server game code, which opens the doors to pretty much anything. "Unlike the Steam Workshop ...

Valve has also released major updates to all Source-engine multiplayer games adding 64-bit support, scalable HUDS, "and a lot of other improvements." When you purchase through links on our site ...