Queen Cheetah's Domain - Contains information on the 1985 cartoon "ThunderCats", including related bibliographic listings. Items of ThunderCats fanon are also available.
Return to Thundera - A fan site featuring information, scans, screen shots, art and fan fiction, interactive games, downloads and media.
ThunderCats Illustrated - Illustrator Celesta presents this tribute to a childhood inspiration: her own drawings of the characters, together with an introduction to the series and a weblog.
ThunderCatsLair.org - Fan site. Includes behind-the-scenes features, animation cels, a toy guide, comics and series information, and a forum.
Thunderpedia - Fan run unofficial ThunderCats wiki that focuses on in-depth series and comics information.
Tim's ThunderCats Fan Page - Photographs of rare toys, collectibles, and games, as well as a price guide.
The Ultimate Thundercats - Images of collectible figures and weapons listed by type, a message board, a character section and episode guide, as well as, links to toy pages and related sites.
