SnappyMail vs mailcow

A side-by-side comparison of two self-hosted mail servers options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureSnappyMailmailcow
CategoryMail ServersMail Servers
LicenseAGPL-3.0GPL-3.0
LanguagePHPJavaScript
Setup difficultyEasyMedium
Min. RAM128 MB6,144 MB
Deploymentdocker, bare-metal, sourcedocker
GitHub stars★ 1,670★ 13,245
First released20212016
ReplacesGmail, Outlook WebMicrosoft Exchange, Google Workspace

Why pick each one

Choose SnappyMail if…

  • Very lightweight
  • Actively maintained RainLoop fork
SnappyMail details

Choose mailcow if…

  • All components preconfigured
  • Active community
mailcow details

Frequently asked questions

Is SnappyMail or mailcow better?

Neither is universally better. mailcow has the larger community, while SnappyMail is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are SnappyMail and mailcow free and open-source?

Yes. SnappyMail is licensed under AGPL-3.0 and mailcow under GPL-3.0. Both can be self-hosted at no software cost.

Can I run SnappyMail and mailcow with Docker?

SnappyMail: yes. mailcow: yes.

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