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Best Proxmox Mail Gateway Alternatives in 2026

Updated

20 apps from email security gateways ranked against Proxmox Mail Gateway on the same published basis.

  1. 1
    Xeams Free plan apiLinuxMacself-hostedWeb $25/mo6.6
    Proxmox Mail Gateway vs Xeams
  2. 2
    VM Backup Free plan apiLinuxself-hostedWin Free6.5
    Proxmox Mail Gateway vs VM Backup
  3. 3
    Mailprotector Free plan apiWeb Free6.4
    Proxmox Mail Gateway vs Mailprotector
  4. 4
    Rspamd Free plan LinuxMacself-hosted £100/mo6.4
    Proxmox Mail Gateway vs Rspamd
  5. 5
    Scrollout F1 Free plan Linuxself-hostedWin Free6.4
    Proxmox Mail Gateway vs Scrollout F1
  6. 6
    Hermes Secure Email Gateway Free plan Linuxself-hosted $62.50/mo6.3
    Proxmox Mail Gateway vs Hermes Secure Email Gateway
  7. 7
    MailScanner Free plan Linuxself-hosted Free6.3
    Proxmox Mail Gateway vs MailScanner
  8. 8
    Spamihilator Free plan Win Free6.3
    Proxmox Mail Gateway vs Spamihilator
  9. 9
    Mimecast Data Leak Prevention Web 5.5
    Proxmox Mail Gateway vs Mimecast Data Leak Prevention
  10. 10
    Proxmox Backup Server LinuxWeb €46.67/mo5.5
    Proxmox Mail Gateway vs Proxmox Backup Server
  11. 11
    Abnormal Email Security apiWeb 5.4
    Proxmox Mail Gateway vs Abnormal Email Security
  12. 12
    Check Point Harmony SASE Free trial AndroidiOSLinuxMacWeb 5.4
    Proxmox Mail Gateway vs Check Point Harmony SASE
  13. 13
    INKY Email Security Free trial Web 5.4
    Proxmox Mail Gateway vs INKY Email Security
  14. 14
    Sophos Secure Message Free trial Web 5.4
    Proxmox Mail Gateway vs Sophos Secure Message
  15. 15
    Symantec IT Management Suite LinuxMacWin 5.4
    Proxmox Mail Gateway vs Symantec IT Management Suite
  16. 16
    Sublime Security Web 5.3
    Proxmox Mail Gateway vs Sublime Security
  17. 17
    Perception Point Advanced Email Security Web 5.2
    Proxmox Mail Gateway vs Perception Point Advanced Email Security
  18. 18
    FortiMail Email Security 5.1
    Proxmox Mail Gateway vs FortiMail Email Security
  19. 19
    IRONSCALES Email Protect Free trial AndroidapiiOSWeb 5.1
    Proxmox Mail Gateway vs IRONSCALES Email Protect
  20. 20
    Darktrace / EMAIL apiWeb 5.0
    Proxmox Mail Gateway vs Darktrace / EMAIL

Proxmox Mail Gateway alternatives compared

#AppScoreFree planFromRuns on
1Xeams6.6Free plan$25/moAPI, Linux, Mac, self-hosted, Web, Windows
2VM Backup6.5Free planFreeAPI, Linux, self-hosted, Windows
3Mailprotector6.4Free planFreeAPI, Web
4Rspamd6.4Free plan£100/moLinux, Mac, self-hosted
5Scrollout F16.4Free planFreeLinux, self-hosted, Windows
6Hermes Secure Email Gateway6.3Free plan$62.50/moLinux, self-hosted
7MailScanner6.3Free planFreeLinux, self-hosted
8Spamihilator6.3Free planFreeWindows
9Mimecast Data Leak Prevention5.5Web
10Proxmox Backup Server5.5€46.67/moLinux, Web
11Abnormal Email Security5.4API, Web
12Check Point Harmony SASE5.4Android, iOS, Linux, Mac, Web, Windows
13INKY Email Security5.4Web
14Sophos Secure Message5.4Web
15Symantec IT Management Suite5.4Linux, Mac, Windows
16Sublime Security5.3Web
17Perception Point Advanced Email Security5.2Web
18FortiMail Email Security5.1
19IRONSCALES Email Protect5.1Android, API, iOS, Web
20Darktrace / EMAIL5.0API, Web
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Questions about Proxmox Mail Gateway alternatives

What is the best alternative to Proxmox Mail Gateway?

Xeams, number 1 in email security gateways with a score of 6.6 out of 10. The others here: VM Backup, Mailprotector, Rspamd and 16 more.

What is the best free alternative to Proxmox Mail Gateway?

Xeams is the best-ranked alternative with a free plan. 8 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.