Alternatives to SpamAssassin for all platforms with any license

  • BitNinja.io icon

    BitNinja.io

    BitNinja is the first integrated server defense network, can be installed within 1 minute on any servers and it provides immediate protection against 99% of server attacks. Best solution for Shared Hosting companies, VPS owners...

    Freemium Linux Windows

  • MailScanner icon

    MailScanner

    MailScanner is a open source email security system design for Linux-based email gateways. It is used at over 30,000 sites around the world, protecting top government departments, commercial corporations and educational institutions.

    Open Source Linux

  • bogofilter

    Bogofilter is a mail filter that classifies mail as spam or ham (non-spam) by a statistical analysis of the message's header and content (body). The program is able to learn from the user's classifications and corrections. ...

    Open Source Linux Mac BSD

  • Spam Reader

    Spam Reader is a free anti-spam add-on for Microsoft Outlook. The software uses the most reliable approach to block junk emails - Bayesian algorithm based on statistical analysis, capable to be adjusted to user's needs and detect...

    Freemium Windows

  • Mailwasher icon

    Mailwasher

    Over 8 million people use MailWasher as their spam filter Introducing MailWasher, the leader in spam filter software, and the easiest way to check and manage your e-mails before you download them. MailWasher is free to use and...

    Free Linux Windows

    • SpamAssassin is server-based, while Mailwasher runs on email clients. Guest • Mar 2016 Disagree   Agree
  • Scrollout F1 icon

    Scrollout F1

    Scrollout F1 is a free self-hosted email gateway designed for Linux & Windows administrators without advanced email security experience.

    Open Source Linux Self-Hosted

  • Spamfence.net icon

    Spamfence.net

    Professional e-mail security free for private use: With Spamfence.net eleven offers the professional e-mail security of the spam filter and e-mail categorisation service eXpurgate absolutely free for private use! This free spamfence...

    Free Personal Web / Cloud

  • Symantec Messaging Gateway icon

    Symantec Messaging Gateway

    Anti-spam gateway blocks more than 99% of spam with less than one in 1 million false positives and real-time automatic updates. Antispam filtering engine powered by Brightmail - a set of technologies that identify email borne threats...

    Commercial Windows

  • SpamSieve icon

    SpamSieve

    Save time by adding powerful spam filtering to the e-mail client on your Mac. One of the only standalone spam filtering softwares for Mac.

    Commercial Mac

  • BullGuard Spamfilter icon

    BullGuard Spamfilter

    Most people find spam e-mails the biggest nuisance on the Internet. Today, spam e-mails account for over 80% of all e-mail traffic and their volumes increase daily. Strike back with BullGuard Spamfilter.

    Free Windows Microsoft Office Outlook Thunderbird

    • Discontinued BullGuard Spamfilter was discontinued on 12 July 2013. The product is no longer available on the official website.
  • MailRoute icon

    MailRoute

    MailRoute provides a hosted service for mail protection from virus and spam. MailRoute is a secure, hosted cloud email filtering service that you can have up and running in minutes. There's no hardware or software to install -...

    Commercial Web / Cloud

  • Happy Moose icon

    Happy Moose

    Happy Moose is a super-efficient cloud anti-SPAM solution for organizations. It stops up to 99.7% of SPAM, and no false positives. It means that you don't need to sift through your huge "Junk" folder. No settings, no...

    Commercial Linux Mac Windows Web / Cloud

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  • Postgrey

    Postgrey is a Postfix policy server implementing greylisting developed by David Schweikert.

    Open Source Linux Self-Hosted

  • xTerminator

    This program helps you block spam and worms before they reach your mailbox.

    Free Windows

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