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BrowserQuest

Self-hostable HTML5 multiplayer adventure game

Game Servers Archived ★ 9.4k stars Easy setup MPL-2.0

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

BrowserQuest is an open-source HTML5 massively multiplayer adventure game originally created by Mozilla. It can be self-hosted with its Node.js server so communities run their own persistent game world.

Official siteSource code

Key features

  • Browser-based multiplayer
  • Self-hostable Node.js server
  • Pixel-art adventure world
  • Real-time gameplay

Strengths

  • Released under the MPL-2.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Mature project with 9.4k GitHub stars

Is BrowserQuest secure?

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

BrowserQuest replaces

Self-hosted Realm of the Mad God alternatives

Health badge

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

SelfHostIndex: 15 · archived

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

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

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