Spamihilator
Mailwasher
SPAMfighter
Spam Reader
SpamAssassin
SpamSieve
POPFile
Spamato
Symantec Email Security.cloud
Barracuda Email Security Gateway
Proofpoint Email Security and Protection
Cisco Email Security
Alert Logic Threat Manager
FortiMail
Area 1 Security
Barracuda Email Protection
SpamihilatorMailwasher - Over 8 million people use MailWasher as their spam filter
Barracuda Email Security Gateway - Barracuda's Email Security Gateway is a powerful antivirus filter specifically designed to identify and eliminate email-borne threats, stopping hazards before they reach the network.
SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird
Proofpoint Email Security and Protection - Learn about Proofpoint's email security solutions that protect organizations against threats such as email fraud, phishing, spam, bulk email, and viruses.
Spam Reader - Spam Reader is a free anti-spam add-on for Microsoft Outlook.
Cisco Email Security - Cisco Email Security protects against ransomware, business email compromise, spoofing, and phishing.