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Protect mail server against spam, viruses and malware with Proxmox Mail Gateway security for businesses, government, education and non-profit organizations.

Rspamd is an advanced spam filtering system that allows evaluation of messages by a number of rules...

Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

Try for free freemium $9.0 / Monthly (Lite plan)

Use this program to "Unspam" your mailbox(es).

Open Source

MailScanner is a open source email security system design for Linux-based email gateways.

Oikik is a cloud-based email filtering service that works with your existing email service.

Anti-spam gateway blocks more than 99% of spam with less than one in 1 million false positives and...

amavisd-new is a high-performance interface between mailer (MTA) and content checkers: virus...

Protects your company by blocking spam and virus before they reach your network.

paid Free Trial €4.9 / Monthly (1 domain with 100 MB traffic)

Antispam and antivirus software on Cloud

Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.

Cloud & on-premise anti spam software for businesses

Happy Moose is a super-efficient cloud anti-SPAM solution for organizations. It stops up to 99.

Proofpoint provides cloud-based email security, e-discovery and compliance solutions for companies to protect sensitive business data.