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Valve adds "all the Team Fortress 2 client and server game code" to its Source mod tools, letting modders "build completely new games based on TF2" and publish them on Steam

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 ...
IGN

Team Fortress 2 Modders Rejoice as Valve Releases Full Client and Server Game Code

Surprise! Valve's just released a massive update to the Source SDK, adding "all" the Team Fortress 2 client and server game code. Valve said the update lets players build entirely new games from its ...
Digital Trends

Valve just released the source code for Team Fortress 2 — on purpose

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 ...
Sportskeeda

After almost a year of absence, Team Fortress 2 mods TF2 Classic and Open Fortress are available for download again

The player count of Team Fortress 2 has been on a steady decline over the past decade. It used to top the list of games with the most concurrent traffic on Steam ten years ago, but presently, it ...