The most popular forum system on Hyphanet.

It's not part of the official Hyphanet codebase because it is written in C++ (which is harder to secure than Java and cannot easily be embedded in the Hyphanet web interface), and because there has been no official review of its code.

It can be obtained through the FMS freesite

The Unofficial Guide to FMS (You need Hyphanet for this link)

Contact information of its anonymous developer

jfms - Java implementation of the FMS