Spam Buster - Delete junk e-mail from 12 pop accounts, runs in system tray

Spam Nullifier - Eliminate Junk E-Mail Spam, Viruses, Tojans and Spyware. Works with POP3 IMAP

Spam Nullifier Pro - Anti Spam Mail Filter - Eliminate Junk E-Mail Spam, Viruses, Tojans Spyware. Works with POP3,IMAP,HTTP

Spamaids - Remove spam emails from your server before you download them, fast and easy.

SpamWasher - Stop spam and junk e-mail with SpamWasher. Protect your family on the Internet.

VisNetic MailServer - A high performance mail server with an extensive and configurable feature set.

SpamWeed Anti-Spam Filter - Powerful, easy-to-use spam filter that learns from mistake improves with use

MailFisher - MailFisher - Advanced anti spam solution with SafeView technology