iRedMail vs SOGo

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureiRedMailSOGo
CategoryMail ServersGroupware
LicenseGPL-3.0GPL-2.0
LanguageShellObjective-C
Setup difficultyMediumHard
Min. RAM4,096 MB1,024 MB
Deploymentbare-metaldocker, bare-metal
GitHub stars★ 1,835★ 2,143
First released20072009
ReplacesMicrosoft Exchange, Google WorkspaceMicrosoft Exchange, Microsoft 365

Why pick each one

Choose iRedMail if…

  • Works on many distros
  • Long-standing project
iRedMail details

Choose SOGo if…

  • Strong Outlook compatibility
  • Scales to many users
SOGo details

Frequently asked questions

Is iRedMail or SOGo better?

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

Are iRedMail and SOGo free and open-source?

Yes. iRedMail is licensed under GPL-3.0 and SOGo under GPL-2.0. Both can be self-hosted at no software cost.

Can I run iRedMail and SOGo with Docker?

iRedMail: check the project docs for container support. SOGo: yes.

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