Mailwasher - Over 8 million people use MailWasher as their spam filter
Cryoserver - Cryoserver is an all-in-one email archiving solution that empowers you to preserve your email in a tamper-evident archive, making you transform your data into a useful archive for everyday use.
Spamihilator - The free Anti-Spam-Filter Spamihilator removes more than 98% of spam mails before they even get into your inbox.
MailStore - MailStore Home - A 100% free single-private-user desktop solution
SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird
MailMeter - MailMeter is a software that allows cloud or on-premise-based email management and compliance platforms, helping you to locate every single email in your organization, conduct eDiscovery, freedom of information, and DSAR’s searches from your emulato…