Eriadain
- Implemented as a Neverwinter Nights module, abandoned.
- http://aiera.timeimmortal.net/orphanage/eriadain/

GameFAQs: Ultima Ascension
- Guides, codes, and user reviews.
- http://www.gamefaqs.com/computer/doswin/game/53709.html

Ultima IX Tool Suite
- Unofficial tool suite allowing extraction of music, sound, images and text.
- http://users.tpg.com.au/dgchill/

Ultima IX Redemption
- Remake with an original storyline using the Morrowind engine.
- http://cfkasper.de/ultima/

Mike's RPG Center - Ultima IX: Ascension
- Walkthrough, equipment lists, spells and training locations.
- http://mikesrpgcenter.com/ultima9/

Whacked Out Ultima 9
- Funny screenshots.
- http://www.it-he.org/ultima9.htm

The Complete Guide to Ultima 9: Ascension
- Pictures, maps, and partial walkthrough.
- http://www.pdragon.net/u9.html