W3C Web Standards

liveReferenceDeveloper

W3C web-standards lookup — find and read specifications for HTML, CSS, WCAG accessibility, DOM, SVG, WAI-ARIA, WebAuthn and 1,700+ others, with status (Recommendation/Working Draft), editors, and the official TR link. Keyless.

2tools
0msauth
free tier50 calls/day

Tools

w3c_spec

Detail for one web-standards spec by shortname ("WCAG21", "css-grid-1", "html") or title fragment ("web content accessibility"). Returns title, status, organization (W3C/WHATWG), working groups, serie

No parameters required.

▶Try it

Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/w3c/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/w3c/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"w3c_search","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("w3c_search", {});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("w3c web-standards lookup — find and read specifications for html, css, wcag accessibility, dom, svg, wai-aria, webauthn and 1,700+ others, with status (recommendation/working draft), editors, and the official tr link");