Challenge-AU
Includes game news and history.

Deathmatch Zone, The
Includes news, downloads, reviews and player guides for Quake I, II and III.

FilePlanet - Quake
Includes file downloads for the series.

Planet Quake
News, files, mods, articles, and hosted sites for the Quake series.

Pocket Quake
Quake and Quake II for the PocketPC. Includes downloads, modifications, maps and a forum.

Quake 24/7
Contains screenshots, cheats and an overview for the series.

Quake Console Commands
Documentation on how to use the Quake console.

Quake World
Includes downloads, screenshots and animated gifs.

Quake World
Offers news, forums, server information and downloads area with maps and patches.

QuakeFinger
Game developer .plan files.

QuakeWorld.Net
Includes game information and news.

The Gamer's Guide
Includes a series guide and a game glossary.

Video Game Nutz
Includes series information, ratings, cheats, and screenshots.