The Source engine is a 3D game engine developed by Valve Corporation. Its unique features include a large degree of modularity and flexibility, an artist-driven, shader-based renderer, accurate lip sync and facial expression technology, and a powerful, efficient and completely network-enabled physics system.
Early media release! this is basically just our going "public" release of media. Our first official media release will soon be following this early non-official...
Valve's Orange Box puzzle game Portal now has an entry on ModDB. Upload your maps for massive damage!
The latest word on the The Battle of Philadelphia's progress from vecima!
Pirates, Vikings and Knights II has announced the release date for Beta 2.0. Also included is a trailer and player guide for all to check out while they...