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