Features among other:
Authentication daemon, multiple user databases, dynamic parsed HTML files, full REXX CGI procedures, admins can change the code to their own needs and add more functionality. Unlimited number of emails can be listed, Upload and Download of file attachments, themes, external authentication, high security by user and web server authentication.
Latest version can be found at:
http://www.michelinakis.gr/Dimitris/soft.html