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Scrollout F1 is an open-source email gateway that filters emails based on various parameters to protect your network from spam and malware.
MailCleaner is a professional anti-spam filter installed between the internet and your mail server. It offers advanced spam and virus protection.
Free for open-source version
SpamTitan is an email security solution that provides protection against spam, malware, ransomware, phishing, and other email threats.
Starting at $1 per user per month
Sophos Email Security offers comprehensive protection against phishing, malware, and spam threats.
Altospam is a comprehensive email security solution that offers protection against spam, viruses, and phishing emails.
Starting at $1 per user per month
SpamAssassin is a powerful and popular open-source spam filter that uses a variety of spam-detection techniques.
Mailwasher is an email security software that allows users to preview and delete emails before they get to their computer. It helps...
Starting from $39.95
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