Rapid spam filtering system
Python API for Sendmail Milters.
Full SMTP/Mail server Appliance in 5 minutes
Protects you from spam mails and virus mails effectively with milter
Outgoing email rate limiter
Open Source Anti-Spam and Anti-Virus Gateway
Blocks spam without blocking any legitimate messages
CRM114 milter for sendmail
QSF milter for sendmail
A mail filter for Postfix written in Python