The Good Way 
Arabic, Indonesian and English language site sharing the gospel with Muslims. Testimonies, articles, books and links.
http://www.the-good-way.com/The Muslim-Christian Debate
Designed to encourage mutual discussion and to give Muslims an opportunity to discover the truth about Christianity. Articles, links, and debate mailing list.
http://debate.org.uk/
Into The Light
Presentation of Christianity to those with an Islamic background. Includes comparison of Muslim and Christian ideas and beliefs about Jesus, frequently asked questions, publications, links, and contact information.
http://www.itl.org.uk/
Orthodoxy and Islam
Articles from a Greek Orthodox perspective covering mission to Muslims and the history of Islam.
http://www.geocities.com/umaximov/
Bible and Quran
Comparison and analysis of the teachings of these two books.
http://bibleandquran.org/
