Valve hands the Team Fortress 2 source code to modders

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 ...

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 ...
TechSpot

Valve releases full Team Fortress 2 SDK, modders gain control over the game's code

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 ...
PC Gamer

Pre-Fortress 2, a mod that bridges the gap between Team Fortress Classic and TF2, is coming to Steam with a whole lotta grenades

In March, Team Fortress 2 Classic revealed it would be launching on Valve's platform sometime in 2025, while Team Fortress 2 Legacy —which reverts TF2's core systems to their 2008 standard—also plans ...