The Fortress - Comedy series done within TF2. Downloads and forums.
Fortress 2 Allegiance - Site created long before the game was released with information and screenshots. Gives a look back in time to an earlier stage in the development of TF2.
The Orange Box - Team Fortress 2 - Official site containing information, screenshots, and trailers.
Planet Team Fortress 2 - Site created before the game was released. Includes old screenshots and information that gives a look back in time to an earlier stage in the development of TF2.
Team Fortress 2 Fort - News, forums, images, and contests. Also has a competitive and a community clan with own servers, ventrilo, and chat.
Team Fortress 2 Stats - Official steam statistics on the classes, weapons, maps, and achievements.
Team Fortress TV - Video podcast that covered the first TF2 tournament arranged by Cevo.
TF2 Strategy - Guides for all classes and official maps, miscellaneous guides, and forums.
TF2 Wiki - Collaborative edited site with information on classes, maps, strategies, and customization.
ubercharged.net - Weblog with focus on tutorials and humor.
Wikipedia - Team Fortress 2 - Article that covers basic information, gameplay, and the development in a historical perspective.
