HEATKEYS

Combine OverWiki is a comprehensive wiki encyclopedia focusing on the Half-Life / Portal universe and its related subjects. Its main purpose is to collect all the available information related to the franchise, such as the games, its expansions and e...

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Information about Valve

Selling geek t-shirts, mugs, ties, high caffeine products, and many other gifts for programmers, linux hackers, and open source geeks.

YouTube is a place to discover, watch, upload and share videos.

A definitive source for Valve Software news and game guides, ValveTime offers coverage of Steam games, including Steam reviews, previews and articles on the game industry.

The world?s largest online music catalogue, powered by your scrobbles. Internet radio, videos, photos, stats, charts, biographies and concerts.

Dorkly is a videogame comedy site featuring funny articles, viral videos, video game comics, pictures, and cute gamer girls!