Valve updates Source SDK

Valve’s Source SDK has been updated to include support for mods based on the new Orange Box games, Half Life 2: Episode Two, Team Fortress 2 and Portal.

The update includes all the tools necessary to build new content, including the Hammer level editor and source code to allow the creation of custom games.

Also included is the map source to Portal level ‘testchamber_a_05’ as a reference for level development.

The update is available now can be downloaded through Steam.