Egosoft: X

Official site. Contains development news, X-Tensions tour, covering quests, ships, combat, and strategy, screen shots, forum, chat room, and downloads of patches and demonstration versions.
http://www.egosoft.com/X/

X Story Archive

Offers fan fiction, including Traders Tale and Rogue Series.
http://x-universe.kiwi.nu/

THQ Entertainment

Publisher's forum, with general and technical discussion.
http://forum.thq.de/viewforumThreaded.php?std_theme=5&forum=6&73963

The Commander's Space Station

Contains screen shots, tips on planetary landing and ship command, maps, X-Tension database including ranks, equipment, ships, and factories, and SAS guild information.
http://www.the-commander.com/

X-Universe Community Webring

Lists fan sites.
http://j.webring.com/hub?ring=xuniversecommuni

X-Con 2001

Describes fan convention held in Cheshire, United Kingdom, with photographs.
http://www.the-commander.com/xconuk/xconuk.html