List of mail server software

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;[1] and report Postfix and exim as overwhelming leaders, with greater than 80% share between them.[2][1]

SMTP

POP/IMAP

Mail filtering

Mail Server Packages


gollark: You can't call a system, the whole point of which is to organize people, "perfect", if it does not actually work on people.
gollark: Sinthorion said it was twice as good for 10 hours to be spent on work than for 5 hours to be spent on the same thing.
gollark: That's not how perfection works; a "perfect" system should work on actual people.
gollark: It's WORSE, because someone is spending 5 hours more on a thing than they should.
gollark: NO! Of course not.

See also

References
  1. "Mail (MX) Server Survey". Retrieved 17 December 2018.
  2. Security Space Mail (MX) Server Survey, April 1, 2014.
  3. "Information Protection". Proofpoint. Retrieved 2017-08-30.


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