1)   Spam Bully 3 for Outlook 3.0.0.16
Outlook Bayesian spam filter. Allow/Block list. Bounce spam back to spammers. Report spammers. Forward only good email to your cellphone. Auto delete spam. Challenge emails. Stats. Convert the toolbar into your own language. Customizable.

 2)   602LAN SUITE 6
Secure messaging solution with web collaboration containing SMTP/IMAP/POP3/LDAP services along with integrated anti-virus and advanced anti-spam protection. Native Outlook support provides synchronization of mail, contacts, tasks, and calendar items.

 3)   Gemini Mail 2.25d
Gemini is an advanced multi-platform, standards compliant, messaging client with powerful features for managing mail from multiple sources including flexible user-specified and junk mail filtering facilities.

 4)   Ella for Spam Control 1.5.6.0
Ella for Spam Control organizes your Inbox and keeps it free of spam! Works with Microsoft Outlook 2000/02/03 and Outlook Express 6 is the first Smart Inbox Assistant(tm), which learns by example how to kill spam and organize your email.

 5)   SpamBrave for Outlook Express 5.0
Bayesian spam filtering plug-in for Outlook Express stops over 98% of spam. Supports your Address Book. Allow/Block List. Backup and Restore. Bounces email back to spammers. Reports spam to the sender's ISP. Auto-deletes spam emails. Statistics.

 6)   Junk-Out for Outlook 2003/2002/2000 1.0
Junk-Out is an add-in for Microsoft Outlook that uses statistical (Bayesian) techniques to filter out junk e-mail (i.e. SPAM) from incoming messages.

 7)   Ella for Spam FREE 1.5.6.1
Ella for Spam FREE is the FREE version of the award winning Ella for Spam Control for Outlook 2000/02/03 (sorry no Outlook Express) Ella is THE Smart Inbox Assistant, learning by example to quickly organize and automate the processing of email.

 8)   PocoMail 4.0
A powerful email program that does not compromise your privacy or security. The streamlined interface never gets in your way, with many unique features that allow you to conquer your mailbox: fast searches, full-page preview, Bayesian filters...

 9)   Spam Trapper for Outlook 1.3.3
Spam Trapper is a multilevel spam filter for Microsoft Outlook version 2000 and later. It is a plug-in component with clear convenient interface.

 10)   Barca 2.0
Barca is a seamless integration of a powerful email program, personal information manager, planner and RSS. Aimed at the professional and small business market, Barca provides a single interface to manage all your information in a safe environment.

 11)   Official Spam Filter for Outlook Express 1.2
Official Spam Filter for Outlook Express shall filter the unwanted Spam Emails, Fraud Emails and Phishing Emails from Outlook Express using Bayesian Filter Algorithm and extensive use of White List and Black list of domains and email ids

 12)   Express Plus 2.1.2.0
Business email client can send personalized messages using mail merging, offers Bayesian SPAM and message filtering, shared mailboxes on a network, multiple address support and can read messages live on your server without downloading.

 13)   Spam Bully 3 for Outlook Express 3.0.0.15
Outlook Express Bayesian spam filter. Allow/Block list. Bounce spam back to spammers. Report spammers. Forward only good email to your cellphone. Auto delete spam. Challenge emails. Stats. Convert the toolbar into your own language. Customizable.

 14)   Outlook Spam Filter 3.0
Outlook Spam Filter is an easy-to-use MS Outlook add-on that protects your Inbox against spam. Bayesian filtering technology. Auto-learning Ability. Quarantined e-mails are stored in a separate SPAM folder. POP3, IMAP, HTTP and MS Exchange support.

 15)   SpamAI Anti-Spam Filter Software DR-1.80.4
SpamAI filters 95-99% of spam without annoying challenges or false blacklisting. SpamAI filters the entire message and headers using sophisticated pattern match. SpamAI auto-updates rules over the web. SpamAI operates in single- or multi-user mode.

 16)   InBoxer for Outlook Spam 2.0
Award-winning, personalized Outlook spam filter blocks junk e-mail while making sure that you see the messages you need. Uses Bayesian analysis and advanced techniques to build a filter based on your mail. New BlackBerry and Treo plug-ins. Free trial

 17)   GFI MailEssentials for Exchange/SMTP 12
Server based anti spam, anti-phishing & email management solution for Exchange & SMTP servers. Advanced spam detection technology capturing 98% of spam and phishing emails, whilst minimizing false positives. Also adds disclaimers, mail archiving/repo

 18)   Official Spam Filter for MS Outlook 1.2
Official Spam Filter for Microsoft Outlook shall filter the unwanted Spam Emails, Fraud Emails and Phishing Emails from Microsoft Outlook using Bayesian Filter Algorithm and extensive use of White List and Black list of domains and email ids

 19)   Spam Terrier 1.0
Easy-to-use antispam product that integrates into existing email clients. Filters emails based on a number of criteria, such as senders' whitelists/blacklists, message content and other. Incorporates Bayesian filtering for automated removal of spam

 20)   SpamBrave Lite for Outlook Express 5.0
A free Bayesian spam filtering plug-in for Outlook Express and Windows Mail. Stops over 97% of spam.