Cybertrax's UltraCorps page: History of the game and tips for social play.
GameSpot: Offers review and screen shots.
Gamezilla: UltraCorps - Review of UltraCorps by Brian Houghton. Includes a screenshot.
Hair10's UltraCorps Page: Includes a battle odds calculator, graphical unit upgrade tree and strategy tips.
Strategy Gaming Online: Review of the old Internet Gaming Zone version of UltraCorps.
Teroth's UltraCorps Fan Site: Battle odds calculator for MS Windows and archives of old games.
UltraCorps: Commercial massively multiplayer online game of space exploration and combat. Games with up to several hundred players only require a few minutes each day due to simple production, movement and combat rules.
UltraCorps Forums: Official announcements from SJ Games along with player comments on strategy and gameplay.
UltraCorps Frappr: Global map of where the UltraCorps players live.