firefox-devtools-mcp

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Model Context Protocol server for Firefox DevTools - enables AI assistants to inspect and control Firefox browser through WebDriver BiDi

Code-only MCP server: no hosted endpoint, so you install and run it yourself. It is not probed, graded or counted in our reachability statistics.

Get it

Repository: github.com/mozilla/firefox-devtools-mcp
Package: npm: @mozilla/firefox-devtools-mcp
Run (stdio): npx -y @mozilla/firefox-devtools-mcp
The usual command for this package registry; check the repository README for required settings.
License: NOASSERTION
Last update: 2026-11-04
GitHub stars: ★ 571

Run this server as a hosted endpoint? Submit the endpoint and it moves to the remote directory, where it is probed and graded.