Compare software

MoxiRedMail
Free

Free and open source.

 Free

Free and open source, self-hosted.

Linux, Self-hosted Linux, Self-hosted
  • Single program covering SMTP, IMAP and webmail
  • Built-in DKIM, SPF, DMARC, MTA-STS and DANE
  • Long-established project with broad Linux and BSD distribution support
  • Automates installation of a full mail stack in one script
  • Younger and less widely deployed than Postfix and Dovecot
  • Deliverability still depends on your IP reputation and DNS
  • Requires server administration skills to deploy and maintain
  • Text-based installer is less approachable than fully containerized alternatives
Self-hosted Self-hosted
Open source Open source
License not stated License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 24, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.