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Preview of FoxMCP

FoxMCP by Thinker Lee

Browser extension that exposes data and functions to MCP clients via WebSocket

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About this extension
FoxMCP - Browser Automation via Model Context Protocol

https://github.com/ThinkerYzu/foxmcp

A Firefox extension that enables programmatic browser control through the Model Context Protocol (MCP). Connects to a local WebSocket server to expose browser APIs for automation, testing, and AI agent integration.

Key Features
  • Tab Management: Create, close, switch, and list browser tabs
  • Navigation Control: Go to URLs, back/forward navigation, page reload
  • Content Access: Extract page text, HTML, and execute JavaScript
  • Bookmark Operations: Create, search, delete, and organize bookmarks
  • History Management: Query browsing history and manage entries
  • Window Management: Control browser windows and focus
  • Web Request Monitoring: Capture HTTP requests and responses

Use Cases
  • AI agent browser automation
  • Automated testing and QA
  • Web scraping and data extraction
  • Browser workflow automation
  • Development and debugging tools

Technical Details
  • Connects via WebSocket to localhost:8765
  • Exposes 25+ MCP tools for browser control
  • Compatible with any MCP client
  • Secure local-only connections
  • Real-time bidirectional communication

Installation

Requires accompanying FoxMCP server. Install extension XPI file and configure WebSocket connection to enable full browser automation capabilities.

Concerns

It may leak your privacy to remote AI model.
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Permissions and data

Required permissions:

  • Read and modify bookmarks
  • Access browsing history
  • Access browser tabs
  • Access your data for all websites
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More information
Add-on Links
  • Homepage
  • Support site
Version
1.1.0
Size
32.79 KB
Last updated
a month ago (Oct 26, 2025)
Related Categories
  • Other
License
MIT License
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Version History
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