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Head-to-head · Mail Server Software

Apache James vs MailEnable

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Apache James #4 in Mail Server Software 8.8/10 Free plan Free plan✓ 3 of 5 features Visit Apache James
MailEnable #5 in Mail Server Software 8.7/10 Free plan · 60-day trial Free planFree trial✓ 5 of 5 features Visit MailEnable

Apache James leads on 0 checks, MailEnable on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreApache James · 8.8/10
  • Free planboth
  • Free trialonly MailEnable
  • Most featuresMailEnable · 5 of 5

Apache James scores higher on our rubric for mail server software: 8.8 against 8.7 out of 10; our editors rank them #4 and #5.

On license model, MailEnable gives you Perpetual where Apache James offers Open-source.

Apache James is the better fit for open-source, scalable mail infrastructure. MailEnable is the better fit for windows mail with perpetual licensing.

  • Apache James fits best

    Open-source, scalable mail infrastructure

  • MailEnable fits best

    Windows mail with perpetual licensing

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Side by side

Feature Apache James 8.8/10 Visit ↗ MailEnable 8.7/10 Visit ↗
At a glance
Editor score 8.8 8.7
Ranking #4 in Mail Server Software #5 in Mail Server Software
Best for Open-source, scalable mail infrastructure Windows mail with perpetual licensing
Pricing model Free Free plan + paid
Starting price Free plan —
Free plan ✓ ✓
Free trial — 60 days
Deployment Self-hosted Self-hosted
Platforms Linux, Windows Web, Windows
Support Community, Docs Tickets, Community, Docs · 24/7
Integrations 10 integrations 1 integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Apache James 3/5 · MailEnable 5/5
Webmail interface Not checked yet ✓ (best)
IMAP/POP3 access ✓ ✓
Mobile sync Not checked yet ✓ (best)
Antispam tools ✓ ✓
High availability ✓ ✓
Specs
License model Open-source Perpetual
Mailbox limit Not checked yet Not checked yet
Our review
Pros
  • Supports SMTP, LMTP, POP3, IMAP, JMAP, and ManageSieve
  • Offers configurable storage integrations, including Cassandra and PostgreSQL
  • Includes antispam, TLS, REST, JMX, and command-line administration
  • Free Standard edition includes SMTP, POP3, IMAP and webmail
  • Unlimited domains and users in the Standard edition
  • Paid tiers add clustering, Outlook MAPI and advanced administration
Cons
  • JMAP and ManageSieve are experimental
  • Requires self-hosted infrastructure rather than offering hosted mailboxes
  • Customization and multi-node deployment may require specialist administration
  • Runs on Microsoft Windows rather than multiple server platforms
  • Advanced capabilities require paid one-time licenses
  • Outlook MAPI integration is limited to Enterprise Premium
Our verdict

Apache James is an open-source, JVM-based mail server and mail application platform for teams building self-hosted email infrastructure. It supports core mail protocols including SMTP, LMTP, POP3, and IMAP, alongside experimental JMAP and…

Read the review →

MailEnable is self-hosted mail server software for Microsoft Windows, aimed at individuals, small businesses, hosting providers and larger organizations. Its Standard Edition provides SMTP, POP3, IMAP and browser-based webmail, along with…

Read the review →
  1. Apache JamesMail Server Software 8.8Free plan
  2. MailEnableMail Server Software 8.7Free plan · 60-day trial

Strengths and trade-offs

  • Apache James — where it wins

    • Supports SMTP, LMTP, POP3, IMAP, JMAP, and ManageSieve
    • Offers configurable storage integrations, including Cassandra and PostgreSQL
    • Includes antispam, TLS, REST, JMX, and command-line administration

    Where it doesn't

    • JMAP and ManageSieve are experimental
    • Requires self-hosted infrastructure rather than offering hosted mailboxes
    • Customization and multi-node deployment may require specialist administration

  • MailEnable — where it wins

    • Free Standard edition includes SMTP, POP3, IMAP and webmail
    • Unlimited domains and users in the Standard edition
    • Paid tiers add clustering, Outlook MAPI and advanced administration

    Where it doesn't

    • Runs on Microsoft Windows rather than multiple server platforms
    • Advanced capabilities require paid one-time licenses
    • Outlook MAPI integration is limited to Enterprise Premium

More comparisons

All mail server software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update