Software Alternatives, Accelerators & Startups

iRedMail

A fully fledged, free email server solution, an open source project (GPL v2).

iRedMail Alternatives

The best iRedMail alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 99

    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.

    /zimbra-alternatives
  2. 73

    An open source mailserver suite.

    Open Source

    /mailcow-alternatives
  3. Warm up your cold email inbox, and never land in spam anymore!

    Try for free freemium $9.0 / Monthly

    Try for free
  4. 73

    Web-based IMAP email client

    Open Source

    /roundcube-alternatives
  5. 37

    Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.

    /postfix-alternatives
  6. 45

    Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.

    Open Source

    /mail-in-a-box-alternatives
  7. 49

    Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft.

    /microsoft-exchange-server-alternatives
  8. 47

    hMailServer is a free e-mail server for Microsoft Windows.

    /hmail-server-alternatives
  9. 26

    Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

    /thunderbird-alternatives
  10. 27

    Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface.

    /modoboa-alternatives
  11. 27

    Horde Groupware is a free, enterprise ready, browser based collaboration suite.

    /horde-alternatives
  12. 23

    SOGo is groupware server with a focus on scalability and open standards.

    Open Source

    /sogo-alternatives
  13. 20

    Secure email with absolutely no compromises. Get your free encrypted email account today.

    freemium €5.0 / Monthly (user - 5 GB)

    /protonmail-alternatives
  14. 21

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

    /proxmox-mail-gateway-alternatives
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