Berty vs Chatmail

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?
FeatureBertyChatmail
CategoryChat & CommunicationMail Servers
LicenseApache-2.0MPL-2.0
LanguageTypeScriptPython
Setup difficultyHardMedium
Min. RAM256 MB512 MB
Deploymentbare-metal, sourcedocker, bare-metal, source
GitHub stars★ 9,268★ 476
First released20182023
ReplacesWhatsApp, SignalWhatsApp

Why pick each one

Choose Berty if…

  • Released under the Apache-2.0 license
  • Mature project with 9.3k GitHub stars
  • Written in TypeScript
  • Tiny footprint — runs in 256 MB RAM
Berty details

Choose Chatmail if…

  • Released under the MPL-2.0 license
  • First-class Docker support for quick deployment
  • Written in Python
  • Lightweight — runs in 512 MB RAM
Chatmail details

Frequently asked questions

Is Berty or Chatmail better?

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

Are Berty and Chatmail free and open-source?

Yes. Berty is licensed under Apache-2.0 and Chatmail under MPL-2.0. Both can be self-hosted at no software cost.

Can I run Berty and Chatmail with Docker?

Berty: check the project docs for container support. Chatmail: yes.

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