Roundcube vs SnappyMail

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?
FeatureRoundcubeSnappyMail
CategoryMail ServersMail Servers
LicenseGPL-3.0AGPL-3.0
LanguagePHPPHP
Setup difficultyEasyEasy
Min. RAM256 MB128 MB
Deploymentdocker, bare-metal, sourcedocker, bare-metal, source
GitHub stars★ 7,118★ 1,670
First released20082021
ReplacesGmail, Outlook WebGmail, Outlook Web

Why pick each one

Choose Roundcube if…

  • Mature and stable
  • Widely supported
Roundcube details

Choose SnappyMail if…

  • Very lightweight
  • Actively maintained RainLoop fork
SnappyMail details

Frequently asked questions

Is Roundcube or SnappyMail better?

Neither is universally better. Roundcube has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are Roundcube and SnappyMail free and open-source?

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

Can I run Roundcube and SnappyMail with Docker?

Roundcube: yes. SnappyMail: yes.

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