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 ✅

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