Spam Nullifier 

Eliminate Junk E-Mail Spam, Viruses, Tojans & Spyware. Works with POP3 & IMAP. Spam Nullifier is a powerful e-mail checker programs with effective spam elimination. This FREE Anti Spam Filter stops unwanted viruses, trojans & spam e-mails.
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Ad Nuker Popup Blocker & Spam Filter 

Filter Junk E-Mail Spam, Ads, Pop Ups advertising, Viruses, Tojans & Spyware. Works with POP3 & IMAP. This FREE tool uses intelligent filtering of annoying Popup ads, e-mail spam, Spyware, Adware, Trojans, Viruses, Spyware Cookies and much much more
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Spam Reader 

Spam Reader is an MS Outlook plugin that extends Outlook functionality with a Bayesian spam filter. Spam Reader analyzes each message when you receive it and puts it in the Spam folder if needed. The filter is self-trainable. Stops up to 98% of spam.
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AXIGEN Mail Server 

AXIGEN is fast, reliable and secure mail server on Linux, offering (E)SMTP, POP3, IMAP4 and WEBmail services, with centalised Web/CLI Admin and FREE support included, enabling the System Administrator to have full control of the email traffic.
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Omniquad Total Security 2005 

Omniquad Total Security 2005 includes everything you need to protect your small office or home computer in one modular package featuring MyPrivacy, AntiSpy, Personal Firewall, Anonymous Surfing,Spam Blocker & Antivirus
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SpamBrave for Outlook Express 

SpamBrave is an Outlook Express plug-in that adds intelligent spam filtering functionality. No need to buy an expensive e-mail client with a Bayesian anti-spam filter. From now on, you can train your Outlook Express to filter spam.
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