Portal 2: Community Edition enters open beta with enhanced graphics, larger maps, and new modding tools

A new, community-enhanced version of Portal 2 is now available on Steam. The modding platform is free for Portal 2 owners, ...

Portal 2: Community Edition promises to up the game's modding potential, and it's in open beta now

Improvements to map editing, a new lighting engine, volumetric fog, and other improvements await.
Game Rant

Portal 2: Best Community Co-Op Maps To Try

Dom O'Leary is a contirbutor on Game Rant. He has over 6 years of experience in writing, covering everything from games news and reviews to commercial writing and editing. He's been a lover of games ...
GameSpot

Portal 2

Valve to let players create and share their own test chambers in single-player and multiplayer modes for first-person puzzler; release set for early next year. GDC Online 2011: Erik Wolpaw, Marc ...