psx forum is a state-of-the-art forum system. You can add tags to every thread and rate it up or down. It is easy to install and you can maintain the forum without an admin area.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
This release updates the underlying psx framework to 0.19.4 beta. The psx forum now uses the TinyMCE editor, which gives the user more freedom in designing a post. HTML-Purifier has been integrated to proof the (X)HTML after malicious code. Several small bugs have been fixed.