MCP Browser Kit

An MCP Server for interacting with manifest v2 compatible browsers.

https://github.com/user-attachments/assets/1fbf87fd-06d1-42bf-a06f-cc2bbdf375a8

Usage

1. Add MCP Browser Kit to your MCP Client:

   {
       "mcpServers": {
           "mcp-browser-kit": {
               "command": "npx",
               "args": ["@mcp-browser-kit/server"]
           }
       }
   }

2. Download and unzip the latest MCP Browser Kit Extension
3. Load extension into a manifest v2 compatible browser:

• Chrome ❌
• Brave ✅
• Firefox ✅

2. Enable extension and start messaging on your MCP Client:

   use mcp-browser-kit, Star the last opening github repo on my browser

Load Extension

• Brave

1. Open brave://extensions/
2. Enable Developer mode
3. Click Load unpacked
4. Select the extension folder

• Firefox

1. Open about:debugging#/runtime/this-firefox
2. Click Load Temporary Add-on
3. Select the manifest.json file in the extension folder