spam

POP3/IMAP Connector for SMTP/Exchange server with Spam filter and rules engine

Adds powerful Bayesian spam filtering to Mac e-mail.

yMail can be used as a spam,and also as astandalone email client.

Simple, Powerful, and Accurate email spam firewall for Exchange/SMTP Servers.

Advanced email client with features for blocking spam and viruses.

A SMTP gateway between your mail server and the Internet, catching spam/viruses.

Pprotect e-mail address from spam-bot scanners.

Trace email messages back to the sender, spam filter can stop emails server side

CleanMail Home protects a single computer against spam email.

Sirana SpamCenter is a end-user solution for spam management.