firefox-browser

Automate Firefox browser actions using an active user session.

24|9|Updated Jan 2, 2026

Search Tags:#automation #WebSocket #browser #screenshot #firefox #native-messaging #webextension

One-click install

npx skills add https://github.com/1jehuang/firefox-agent-bridge --skill firefox-browser

Or copy as Structured Prompt for Agent▼

Please help me install this Agent Skill.
Skill: firefox-browser
Source: https://github.com/1jehuang/firefox-agent-bridge/tree/main/skill
Command: npx skills add https://github.com/1jehuang/firefox-agent-bridge --skill firefox-browser

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires ws.

What problem does it solve?

This Skill enables browser automation using the user's active Firefox session, allowing you to navigate to pages, interact with authenticated sites, fill forms, take screenshots, and extract content without reauthenticating.

Core Features & Use Cases

Navigate to URLs in the user's Firefox profile
Click and type on page elements (forms, buttons)
Take screenshots of the current page
Get page content (text/HTML) for processing
Preserve login state and cookies for authenticated workflows

Quick Start

Ensure the Firefox MCP server (or Playwright MCP as fallback) is running and the Browser Agent Bridge extension is loaded. Then run commands like:

node client.js navigate '{"url":"https://example.com"}'
node client.js screenshot
node client.js getContent '{"format":"text"}'