Berty vs MailBag

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

Not the right match-up?
FeatureBertyMailBag
CategoryChat & CommunicationChat & Communication
LicenseApache-2.0MIT
LanguageTypeScript
Setup difficultyHardMedium
Min. RAM256 MB150 MB
Deploymentbare-metal, sourcebare-metal
GitHub stars★ 9,268
First released20182026
ReplacesWhatsApp, Signal

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 MailBag if…

  • Released under the MIT license
  • Tiny footprint — runs in 150 MB RAM
MailBag details

Frequently asked questions

Is Berty or MailBag better?

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

Are Berty and MailBag free and open-source?

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

Can I run Berty and MailBag with Docker?

Berty: check the project docs for container support. MailBag: check the project docs for container support.

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