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Barracuda Email Security Service

Secure Email Gateway

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Top 3 Open-Source Alternatives to Barracuda Email Security Service

SpamAssassin Criptext iRedMail

Product categories

Anti-Spam Cyber Security Email Email Clients Email Security Email Service Provider Enterprise Communication SMTP Server Self-hosted Email

Summary

The top open-source alternatives to Barracuda Email Security Service are SpamAssassin, Criptext, and iRedMail. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. SpamAssassin Landing Page
    SpamAssassin Landing Page
    1

    SpamAssassin

    Use this program to "Unspam" your mailbox(es).
    Pricing:
    • Open Source

    #Email Security #Email #Cyber Security 4 social mentions

  2. Criptext Landing Page
    Criptext Landing Page
    2

    Criptext

    Criptext - Security that goes beyond encryption.
    Pricing:
    • Open Source

    #Email #Email Clients #Email Service Provider 3 social mentions

  3. iRedMail Landing Page
    iRedMail Landing Page
    3

    iRedMail

    A fully fledged, free email server solution, an open source project (GPL v2).
    Pricing:
    • Open Source

    #Email #SMTP Server #Self-hosted Email 2 social mentions

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If you think we've missed something, please suggest an alternative to Barracuda Email Security Service.
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