Software Alternatives & Reviews

SMTP Server Software

The best SMTP Server Software based on votes, our collection of reviews, verified products and a total of 786 factors

  1. 69

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

  2. 39

    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.

  3. 50

    Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.

  4. 35

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

  5. 42

    sSMTP is a simple MTA to deliver mail from a computer to a mail server.

  6. 47

    Sendmail is a general purpose internetwork email routing facility that supports many kinds of...

  7. 30

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

  8. 33

    msmtp is an SMTP client.

  9. 24

    PowerMTA is an industrial-strength software for high-volume email delivery.

  10. 31

    OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with...

  11. 28

    Web-based IMAP email client

  12. 26

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

  13. 22

    Blat is a small, efficent SMTP command line mailer for Windows.

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