Delta Chat vs Mumble

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?
FeatureDelta ChatMumble
CategoryChat & CommunicationChat & Communication
LicenseMPL-2.0BSD-3-Clause
LanguageRustC++
Setup difficultyMediumEasy
Min. RAM256 MB128 MB
Deploymentbare-metal, binarydocker, bare-metal, binary
GitHub stars★ 916★ 8,175
First released20172005
ReplacesWhatsApp, Signal, TelegramDiscord, TeamSpeak, Ventrilo

Why pick each one

Choose Delta Chat if…

  • Leverages decentralized email
  • No new server protocol
Delta Chat details

Choose Mumble if…

  • Excellent voice quality
  • Tiny resource footprint
Mumble details

Frequently asked questions

Is Delta Chat or Mumble better?

Mumble is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Delta Chat if its specific feature set fits your needs better.

Are Delta Chat and Mumble free and open-source?

Yes. Delta Chat is licensed under MPL-2.0 and Mumble under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run Delta Chat and Mumble with Docker?

Delta Chat: check the project docs for container support. Mumble: yes.

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