New Postfix Admin Alternatives

  1. Sanwhole Exchange is a server running iMail, iPress and iStore services.

  2. Mailu is a simple yet full-featured mail server as a set of Docker images.

  3. Private email server with collaboration tools, ensures Data Portability and helps you comply with the GDPR in a cost-efficient way. Start Free trial now.

  4. Low cost, easy to use Email Server software for virtual, on-premise, or hosted deployments for...

  5. Fast, safe, heavy mail solution.

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

  7. Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more.

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

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

  10. 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.

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

  12. Web-based IMAP email client