XTC - General X fansite with details manga, character, and creator information. - http://x.monou.net/
Porcelain - A tribute to Sumeragi Subaru of Clamp's X and Tokyo Babylon. Has complete and thoroughly written information with all you ever want to know about Subaru, as well as large amounts of multimedia. - http://glass.ainoyume.net/
Symphony of Dreams - A Princess Hinoto shrine with information and multimedia. - http://hinoto.ainoyume.net/
01 - Satsuki Yatouji fansite with personal analysis and gallery. - http://www.kuzuki.com/01/
Helplessness - Kakyo Kuduki shrine with information and media. - http://helpless.riddel.nu
Tempestuous - Arashi Kishu shrine with general info that spans personality and relationships, and a fun section. - http://www.kuzuki.com/tempest/
Kamikaze - The inside and outside of Aoki Seiichirou including analysis of all aspects and fun fan content. - http://www.yumegari.net/aoki/
Strength - Yuzuriha Nekoi shrine with in-depth information about her personality and relationships, and media. - http://www.volaticus.net/yuzuriha/
Soul Taker - A site for Setsuka Sakurazuka that analyzes her history, family, and fate. - http://setsuka.sakurazuka-mori.net/
Venus Gospel - An X humor site that profiles the characters based on their marriage prospects. - http://www.venusgospel.net/x/
Internal Reflections - A Sorata and Arashi shrine with character and relationship information, images, fan fiction, links, and rationale. - http://www.waterlilly.net/tls/
Criminal Grace - Site including all series featuring Seishirou. Includes plot details, relationships, multimedia, a clique, fan section, his clamp cameos, and interactive lists. - http://www.sakurazuka-mori.net
Wings of Kamui - Image archive with color scans, avatars, wallpapers, and links. - http://www.wingsofkamui.com/
AtPictures.com - X - Picture gallery, both from the manga and the movie. - http://www.atpictures.com/x/
Clamp X - Character profiles, manga and anime images, anime wallpapers, song lyrics, voice actors, and ring tone. - http://clampx.bravepages.com/
With a Song - Shrine to the Seals and Angels, which describes characters through song lyrics and images. - http://xsong.virtue.nu/x.html