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mcp/harbor
Verified official

mcp MCP

v10.9.0

io.github.extensiondev/mcp

Build, run, inspect, and publish browser extensions from any MCP client. 30 tools, 11 browsers.

transport:stdio runtime:npm
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Target client

run in your project directory 

claude mcp add mcp -- npx -y @extension.dev/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.