Cozy Contacts vs SOGo

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

Not the right match-up?
FeatureCozy ContactsSOGo
CategoryGroupwareGroupware
LicenseAGPL-3.0GPL-2.0
LanguageJavaScriptObjective-C
Setup difficultyMediumHard
Min. RAM256 MB1,024 MB
Deploymentsourcedocker, bare-metal
GitHub stars★ 11★ 2,143
First released20182009
ReplacesGoogle ContactsMicrosoft Exchange, Microsoft 365

Why pick each one

Choose Cozy Contacts if…

  • Released under the AGPL-3.0 license
  • Written in JavaScript
  • Tiny footprint — runs in 256 MB RAM
Cozy Contacts details

Choose SOGo if…

  • Strong Outlook compatibility
  • Scales to many users
SOGo details

Frequently asked questions

Is Cozy Contacts or SOGo better?

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

Are Cozy Contacts and SOGo free and open-source?

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

Can I run Cozy Contacts and SOGo with Docker?

Cozy Contacts: check the project docs for container support. SOGo: yes.

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