Tetra-WebBBS is a follow-up of WebBBS, a web-based bulletin board (or forum) system originally programmed by Darryl Burgdorf. Darryl's development of WebBBS stopped at version 5.12 back in 2002.
A template-based message board you can use as a web-based newsgroup reader.
Completely threaded discussions, searching capabilities, FAQ, bad words filter, HTML filter, customizable, and more.
YTP-BBS is a 2-language mode bulletin board in English and Japanese that boasts of a wide variety of functions with easy configuration and quick response due to messages stored as HTML files. This includes a Mailing List function and a message index
YaBB (Yet another Bulletin Board) is an open source online forum that aims to compete with commercial systems. Includes UBBC code, full admin, topic notification, stats, advanced posting interface, private boards, two news formats, recent posts, emot
A MySQL-driven forum with a flat or threaded message design. It is 100% template based and features dynamic or static posts, reply by email, spell checking and more.
A message board with easy installation.
Host multiple forums on your site. Requires SSI and MySQL to run on your page.
An entirely template driven message board that allows for complete customization or simple theme changes. Includes private messaging, polls, chat, post summaries, full search features, new post tracking, a member directory, printer friendly pages, an
WWWThreads is a interactive web-based discussion forum featuring user registration, built-in search engine, multiple forums, highly customizable with the built in administration package and much more. | 
