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Mail Server Software

Alternatives to PowerMTA

The tools Specifiction weighs against PowerMTA, from its list of mail server software, each with its plans, platforms and spec score.

  1. 01 Courier Mail Server
    Free plan Linux · Self-hosted
    8.5 Visit Specs
  2. 02 Axigen
    Free plan Web · Windows · macOS · Linux
    8.4 Visit Specs
  3. 03 mailcow
    From €8.90/mo Free plan Web · Linux · iOS · Android
    8.4 Visit Specs
  4. 04 Citadel
    Free plan Web · macOS · Linux · API
    8.3 Visit Specs
  5. 05 IceWarp
    From $1.35/mo Free trial Web · Windows · macOS · iOS
    8.3 Visit Specs
  6. 06 iRedMail
    From $0.83/mo Free trial Web · Linux · API · Self-hosted
    8.3 Visit Specs
  7. 07 MailEnable
    Free plan Web · Windows · iOS · Android
    8.3 Visit Specs
  8. 08 Apache James
    Free plan Windows · Linux · API · Self-hosted
    8.1 Visit Specs
  9. 09 Exim
    Free plan Windows · macOS · Linux · Self-hosted
    8.1 Visit Specs
  10. 10 hMailServer
    Free plan Windows · Linux · API · Self-hosted
    8.0 Visit Specs
  11. 11 Kolab
    Free plan Web · Windows · macOS · Linux
    8.0 Visit Specs
  12. 12 Modoboa
    From €11.61/mo Free plan Web · Linux · Self-hosted
    8.0 Visit Specs
  13. 13 poste.io
    From $29.08/mo Free plan Web · Linux · API · Self-hosted
    8.0 Visit Specs
  14. 14 SmarterMail
    From $41.67/mo Free plan Web · Windows · Linux · iOS
    8.0 Visit Specs
  15. 15 Stalwart Mail Server
    From $0.09/mo Free plan Web · Windows · macOS · Linux
    8.0 Visit Specs
  16. 16 Cyrus IMAP
    Free plan Linux · Self-hosted
    7.9 Visit Specs
  17. 17 Kerio Connect
    Free trial Web · Windows · macOS · Linux
    7.9 Visit Specs
  18. 18 Mailu
    Free plan Web · Linux · API · Self-hosted
    7.9 Visit Specs
  19. 19 CommuniGate Pro
    Web · Windows · Linux · API
    7.8 Visit Specs
  20. 20 Dovecot
    Free plan Linux · Self-hosted
    7.8 Visit Specs
  21. 21 qmail
    Free plan Linux · Self-hosted
    7.8 Visit Specs
  22. 22 Haraka
    Free plan Self-hosted
    7.7 Visit Specs
  23. 23 Microsoft Exchange Online
    From $0.33/mo Web · Windows · macOS · iOS
    7.7 Visit Specs
  24. 24 Maddy Mail Server
    Free plan Linux · Self-hosted
    7.6 Visit Specs
  25. 25 MDaemon Messaging Server
    Free trial Web · Windows · iOS · Android
    7.6 Visit Specs
  26. 26 HCL Domino
    Web · Windows · Linux · iOS
    7.5 Visit Specs
  27. 27 Mail-in-a-Box
    Web · Linux · API · Self-hosted
    7.5 Visit Specs
  28. 28 OpenSMTPD
    Free plan macOS · Linux · Self-hosted
    7.4 Visit Specs
  29. 29 Zimbra Collaboration
    Free trial Web · Windows · macOS · Linux
    7.3 Visit Specs
  30. 30 Postfix
    macOS · Linux · Self-hosted
    7.2 Visit Specs

PowerMTA, head to head