SHSelfHostIndex
CO

Comm

E2E-encrypted personal-server messaging app

Chat & Communication ★ 330 stars Hard setup BSD-3-Clause

Comm is an open-source messaging app focused on a personal server model where users can host their own Comm node. It provides end-to-end encryption and is designed for communities and small groups.

Official siteSource code

Key features

  • Personal server model
  • End-to-end encryption
  • Native mobile apps
  • Community-oriented

Strengths

  • Released under the BSD-3-Clause license
  • First-class Docker support for quick deployment
  • Written in JavaScript

Is Comm secure?

OSV.dev has no published security advisories for Comm'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.

Comm replaces

Self-hosted Discord alternativesSelf-hosted Slack alternatives

Health badge

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

SelfHostIndex: 71 · good

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

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

Compare Comm

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