Al-Ibadhiyah  
   An introduction to a community which has its roots in one of the earliest Islamic sects; includes a history and a comparison with Sunni Islam.
   http://www.angelfire.com/ok5/ibadhiyah/

IslamFact.com  
   Offers a collection of text and audio resources on Muslim faith and practice from an Ibadhi perspective; includes a downloadable history of the community, from its roots as the earliest Muslim sect.
   http://www.islamfact.com/

Ibadi Islam : An Introduction  
   A profile of the sect and their history; discusses the differences in belief and practice from other Muslim groups, and their influence on the development of Oman.
   http://www.uga.edu/islam/ibadis.html