W3c for Gemini CLI

io.github.pipeworx-io/w3c

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

client:Gemini CLI transport:streamable-http

Install W3c in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "w3c": {
      "httpUrl": "https://gateway.pipeworx.io/w3c/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs