Homepage: http://opencompt.com/
Supports: ClamAV via MailScanner
OpenProtect is a server side e-mail protection solution consisting of
MailScanner, Spamassassin, ClamAV with support for Sendmail, Postfix,
Exim and qmail. It also consists of a fully automatic installer and
uninstaller, which configures everything automatically including
setting up perl modules and virus scanner settings.