Main Post: Free and Useful Web Applications
Message Boards/Bulletin Boards/Forums:
phpBB
phpBB™ (“PHP Bulletin Board”) is the world’s leading Open Source forum software. Distributed under the GNU General Public License, phpBB is free software, developed by volunteers from around the world. phpBB is used on over 2.4 million commercial, non-profit, social networking and community websites in over sixty languages.
Free: Yes
Platform: Linux
Review Rating:
Homepage: http://www.phpbb.com/
Simple Machines Forum
SMF is an advanced community software package that enables you to set up and manage online community forums.
Free: Yes
Platform: Windows/Linux
Review Rating:
Homepage: http://www.simplemachines.org/
Vanilla Forum
Vanilla is a free lightweight and extensible open source forum software using PHP scripting language and MySQL database management system.
Free: Yes
Platform: Windows/Linux
Review Rating:
Homepage: http://getvanilla.com/
YetAnotherForum
YetAnotherForum.NET (YAF) is a Open Source discussion forum or bulletin board system for web sites running ASP.NET. The latest version is ASP.NET v2.0 with a Microsoft SQL Server backend. The full C# source code is available licensed as GPL.
Free: Yes
Platform: Windows
Review Rating:
Homepage: http://www.yetanotherforum.net/
Tags: Message Boards/Bulletin Boards/Forums, phpBB, Simple Machines Forum, Vanilla Forum, YetAnotherForum