List of mail server software

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This is a list of mail server software: mail transfer agents, mail delivery agents, and other computer software which provide e-mail.

Product statistics

All such figures are necessarily estimates because data about mail server share is difficult to obtain; there are few reliable primary sources—and no agreed methodologies for its collection.

Surveys probing Internet-exposed systems typically attempt to identify systems via their banner, or other identifying features. {{As of|2023|December}}, Postfix and exim appeared to be the overwhelming leaders in mail server types, with greater than 92% share between them, having come to prominence before 2010 in each case.{{Cite web |date=1 December 2023 |title=Mail (MX) Server Survey |url=http://www.securityspace.com/s_survey/data/man.202102/mxsurvey.html |access-date=19 December 2023 |website=Security Space |publisher=E-Soft Inc. |publication-place=Ontario, Canada}}{{efn|name=n3|The following server types are mentioned in the Mail (MX) Server Survey but are not represented here - ArGoSoft, GroupWise, InterScan VirusWall, MagicMail, MessageWall, ModusMail, Neon Mail Server, OpenVMS, Post.Office, Trend Micro, VisNetic.}} While such methods are effective at identifying mail server share for receiving systems, most large-scale sending environments are not listening for traffic on the public internet and will not be counted using such methodologies.

[[Simple Mail Transfer Protocol|SMTP]]

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[[Post Office Protocol|POP]]/[[Internet Message Access Protocol|IMAP]]

[[JSON Meta Application Protocol|JMAP]]

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[[Mail filter]]ing

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Mail server packages

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  • docker-mailserver{{Cite web|url=https://github.com/docker-mailserver/docker-mailserver |title=docker-mailserver github|website=GitHub }}
  • iRedmail{{Cite web|url=https://iredmail.org/|title=iRedMail - Free, Open Source Mail Server Solution|website=iredmail.org}}
  • Maddy Mail Server{{Cite web|url=https://maddy.email/|title=Composable all-in-one mail server written in Go}}
  • Mail-in-a-Box
  • Mailcow{{Cite web|url=https://mailcow.email/|title=mailcow: dockerized - Blog|website=mailcow: dockerized - Blog}}
  • Mailu{{Cite web|url=https://mailu.io |title=Mailu - Insular email distribution as container images}}
  • Modoboa{{Cite web|url=https://modoboa.org/en/|title=Modoboa|first=Antoine|last=Nguyen|website=Modoboa}}
  • Mox{{Cite web|url=https://www.xmox.nl/|title=Mox: modern, secure, all-in-one mail server}}
  • Postal{{Cite web|url=https://github.com/postalserver/postal|title=A fully featured open source mail delivery platform for incoming & outgoing e-mail written in Ruby|website=GitHub }}
  • Poste.io{{Cite web|url=https://Poste.io/ |title=Poste.io}}
  • Stalwart Mail Server{{Cite web|url=https://stalw.art/|title=Stalwart - All-in-one JMAP, IMAP, SMTP mail server}}

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See also

References

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{{Email servers}}

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Category:Message transfer agents

Mail servers