Delta Chat vs qTox

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 ChatqTox
CategoryChat & CommunicationChat & Communication
LicenseMPL-2.0GPL-3.0
LanguageRustC++
Setup difficultyMediumMedium
Min. RAM256 MB128 MB
Deploymentbare-metal, binarybare-metal, binary
GitHub stars★ 916★ 4,977
First released20172014
ReplacesWhatsApp, Signal, TelegramSkype, WhatsApp

Why pick each one

Choose Delta Chat if…

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

Choose qTox if…

  • Released under the GPL-3.0 license
  • Active community (5k GitHub stars)
  • Written in C++
  • Tiny footprint — runs in 128 MB RAM
qTox details

Frequently asked questions

Is Delta Chat or qTox better?

Neither is universally better. qTox has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Delta Chat and qTox free and open-source?

Yes. Delta Chat is licensed under MPL-2.0 and qTox under GPL-3.0. Both can be self-hosted at no software cost.

Can I run Delta Chat and qTox with Docker?

Delta Chat: check the project docs for container support. qTox: check the project docs for container support.

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