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Cusdis

Lightweight, privacy-friendly embeddable comment system

Chat & Communication Archived ★ 2.8k stars Easy 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.

Cusdis is an open-source, lightweight alternative to Disqus that embeds a tiny comment widget into websites. It is privacy-focused, with no tracking and a small footprint.

Official siteSource code

Key features

  • Tiny embeddable widget
  • Privacy-friendly, no tracking
  • Email and webhook notifications
  • Moderation dashboard

Pros & cons

Strengths

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Active community (2.8k GitHub stars)

Trade-offs

  • Comments only
  • Smaller feature set

Is Cusdis secure?

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

Cusdis replaces

Self-hosted Disqus alternatives

Health badge

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

SelfHostIndex: 15 · archived

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

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

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