Firefox Devtools MCP Server: Install & Setup

Install Firefox Devtools in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code

claude mcp add firefox-devtools -- <command to start the server>

Firefox automation via WebDriver BiDi: snapshot-based interactions, network monitoring, console capture and screenshots for testing and scraping.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Follow the install steps in the project's README at https://github.com/freema/firefox-devtools-mcp, then register it with "claude mcp add".

Screenshot any public page as PNG, JPEG or PDF, from 227 countries, with cookie banners and ads hidden.

Screenshot any URL to PNG, JPEG, WebP, PDF or scrolling video, full page or dark mode; needs a free API key.

Activate MCP services (Gmail, Calendar, WordPress, etc.) and run browser automation workflows via a Chrome extension with importable sequences

Render pages, capture screenshots, and scrape HTML from a URL.

zzzjy765/ottersnap-mcp

Glint Render web rendering and evidence API: screenshots, PDFs, OG images, monitoring, extraction and tamper-evident evidence capture.

co-browser/browser-use-mcp-server

Browser automation with browser-use, including a Dockerfile to run Chromium in Docker with a VNC server.