The bbpress plugin provides group forum functionality. It works on single WordPress sites, multi-sites, and of course with BuddyPress. On a CBOX site, bbpress lets members of a group start forum topics, create discussion threads, tag content, and easily add images and links.
- Documentation: See the bbpress plugin page.
- Authors: Developed by John James Jacoby, WordPress founder Matt Mullenweg, and many others.
- Support: See the plugin’s own support site.