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mcp/harbor
Verified official

W3c MCP

v0.1.1

io.github.pipeworx-io/w3c

W3C MCP — web-standards lookup over w3c/browser-specs (GitHub, CF-reachable).

transport:streamable-http
View source Website

Target client

run in your project directory 

claude mcp add --transport http w3c https://gateway.pipeworx.io/w3c/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.