Kingdom Hearts Ultimania:Not to be confused with the official guide sharing the same title, this site features downloads, theories, videos, images, and other tidbits from the series.
Evil Dark And Firey: A shrine dedicated to Ansem, Axel, fire, darkness, and evilness. Contains polls and fanfiction.
Kingdom Hearts: Square Enix's North American portal for the three games, with a brief description of each.
Kingdom Hearts 2: Wallpapers, gifs, avatars, screenshots from CoM, and a message board.
Kingdom Hearts 3: News and rumors related to the series, placing most careful attention to speculating about a potential "Kingdom Hearts 3".
Kingdom Hearts NeoPortal: Portal to the world of Kingdom Hearts. Includes list of cheats, tips, strategies, items, weapons, worlds, characters, screenshots and a forum.
Kingdom Hearts Pavilion: Images, music videos, and cutscenes from both games. Also has information on voice actors and game developers.
Kingdom Hearts Realm: Music, webring, cliques, and Final Mix information.
Kingdom Hearts Saga: News, images, and theories.
Kingdom Hearts Secrets: Secret weapons, items, and special Kingdom Hearts game ending information.
Kingdom Hearts Story: Character stories of Riku, Sora, Kairi, and main plot.
Kingdom-Hearts.co.uk: Unofficial site covering the series from the original release, to the upcoming KH2, to speculations on KH3, with screenshots, guides, walkthrough and message boards.
Oathkeepers Passion: Information on the games, biographies of the companies, downloads,forums, news, and release dates.
Sin Harvest: Checklists for completing the game, and references for obsessive fans.
The Door to the Light: Manga downloads, images, news, and a chatroom.
The Hand Vs Eye: An extensive collection of gameplay videos.