http://en.wikipedia.org/wiki/Comparison_of_Internet_forum_software http://en.wikipedia.org/wiki/Comparison_of_Internet_forum_software Also look at the forums s

http://en.wikipedia.org/wiki/Comparison_of_Internet_forum_software http://en.wikipedia.org/wiki/Comparison_of_Internet_forum_software Also look at the forums section at http://www.opensourcecms.com/. http://www.opensourcecms.com/. No matrix here, but you can play with the various packages and read others' comments.