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freema/firefox-devtools-mcp

MCP Browser & Automation

Model Context Protocol server that automates Firefox via WebDriver BiDi for use with MCP clients like Claude Code

TypeScript Latest 0.9.3 · 16d ago Security brief →

Features

  • Runs as an MCP (Model Context Protocol) server to control Firefox programmatically
  • Supports headless mode and custom viewport sizes
  • Provides tools such as list_pages, navigate_page, take_snapshot, click_by_uid, fill_by_uid, screenshot_page, etc.
  • Can attach to an existing Firefox instance or launch a new one with configurable preferences

Recent releases

View all 26 releases →
No immediate action
0.9.3 Breaking risk

Package rename

Review required
0.9.2 Breaking risk
Auth Breaking upgrade

--marionette-host removal

Upgrade now
0.9.1 Breaking risk
Dependencies

SERVER_VERSION fix

Config change
0.9.0 Breaking risk
Auth RBAC

Opt‑in script & privileged context

No immediate action
0.8.1 Bug fix

Flaky test fix

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About

Stars
193
Forks
37
Languages
TypeScript JavaScript Dockerfile
Downloads/week
603 ↑44%
NPM Maintainers
3
Contributors
13
TypeScript
Types included ✓

Install & Platforms

Install via
npm docker
Platforms
linux macos windows

Beta — feedback welcome: [email protected]