SHSelfHostIndex
QT

qTox

Peer-to-peer encrypted messaging and calls over Tox

Chat & Communication Archived ★ 5k stars Medium setup GPL-3.0

This project is archived. Upstream development has stopped, so expect no new features or security fixes. Consider an actively maintained chat & communication alternative.

qTox is a Qt-based client for the Tox protocol, a fully distributed, encrypted, peer-to-peer communication network. It supports text chat, file transfer, voice, and video without any central servers.

Official siteSource code

Key features

  • Fully peer-to-peer, no servers
  • End-to-end encryption
  • Voice and video calls
  • File transfer

Pros & cons

Strengths

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

Trade-offs

  • No offline messaging
  • Project development has slowed

Is qTox secure?

OSV.dev has no published security advisories for qTox's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

qTox replaces

Self-hosted Skype alternativesSelf-hosted WhatsApp alternatives

Health badge

Maintain qTox? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 15 · archived

Markdown
[![SelfHostIndex health score for qTox](https://selfhostindex.com/badge/tox-utox.svg)](https://selfhostindex.com/app/tox-utox/)
HTML
<a href="https://selfhostindex.com/app/tox-utox/"><img src="https://selfhostindex.com/badge/tox-utox.svg" alt="SelfHostIndex health score for qTox"></a>
reStructuredText
.. image:: https://selfhostindex.com/badge/tox-utox.svg
   :alt: SelfHostIndex health score for qTox
   :target: https://selfhostindex.com/app/tox-utox/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

Compare qTox

14 head-to-head comparisons.

Similar chat & communication apps