Valve officially dropped the software development kit for the long-beloved multiplayer shooter game for free in its latest ...

"We're already preparing for the porting efforts and a potential Steam release now that we've been legally enabled to pursue ...

Valve addresses mod creators directly. “We’ve just released a massive update to the Source SDK, adding all the Team Fortress 2 client and server game code. This update will allow content ...

Valve has also released ... games based on TF2." 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 ...

adding TF2 client and server game code to the Source SDK. Valve explains that the Source SDK 'allows modders to modify, extend, or remake TF2,' and the TF2 development team says, 'With this Source ...

Valve has opened up Team Fortress 2's full client and source code, encouraging players to 'change, extend, or rewrite' the game in any way they like. However, all mods must be released for free.

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 ...

Our in-house created content is meticulously reviewed by a team of seasoned editors to ... the piece of software that drives Valve’s game, will now unlock the toolset used to develop TF2.

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 ...

It's been a big week for Team Fortress 2's modding community (well, specifically a big eight days, but let's call it a week for convenience). Last Tuesday, Valve finally released The Team Fortress ...

It took almost 20 years, but Team Fortress 2 ... making mods and just want to play the game, there's good news for you in today's announcement too: Valve said it's "also doing a big update ...