ARN-Messager vs The Lounge

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?
FeatureARN-MessagerThe Lounge
CategoryChat & CommunicationChat & Communication
LicenseAGPL-3.0-or-laterMIT
LanguageTypeScript
Setup difficultyMediumEasy
Min. RAM50 MB256 MB
Deploymentbare-metaldocker, binary, source
GitHub stars★ 6,309
First released20252014
ReplacesIRCCloud, Slack

Why pick each one

Choose ARN-Messager if…

  • Released under the AGPL-3.0-or-later license
  • Tiny footprint — runs in 50 MB RAM
ARN-Messager details

Choose The Lounge if…

  • Great IRC experience in the browser
  • Multi-user support
The Lounge details

Frequently asked questions

Is ARN-Messager or The Lounge better?

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

Are ARN-Messager and The Lounge free and open-source?

Yes. ARN-Messager is licensed under AGPL-3.0-or-later and The Lounge under MIT. Both can be self-hosted at no software cost.

Can I run ARN-Messager and The Lounge with Docker?

ARN-Messager: check the project docs for container support. The Lounge: yes.

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