Giants X-Treme - Features news, giants' history, cheats, downloads including skins, tools, and maps, and forum. - http://www.olympus-studios.biz/giantsxtreme/intro.html
AltoGames - Contains screenshots and wallpaper. - http://www.altogames.com/g/giants-citizen-kabuto/index.html
Kabuto Online - Offers daily news, strategies, tactics, game information, and cheats and hints. - http://www.3dactionplanet.com/giants/