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Query the W3C (World Wide Web Consortium) public API to explore working groups, community groups, specifications, and standards. Search groups by keyword, list chairs, participants and organizations, review group charters, track spec progression through version history, filter specifications by status, and map ecosystems of related standards efforts.
Domain knowledge for W3C — workflow patterns, data models, and gotchas for your AI agent.
Query the W3C public API for working groups, community groups, specifications, and standards. Search groups, list chairs/participants, track spec progression.
cg) vs working (wg) programs; browse, keyword-search, or open a single shortname.Get detailed information about a specific W3C group by its type and shortname. Returns full description, creation date, homepage, join URL, and numeri...
Get detailed information about a specific W3C specification by its shortname. Returns title, full description, editor draft URL, shortlink (TR URL), a...
Get details about a specific published version of a W3C specification, including its editors and delivering groups. Returns version status, date, URI,...
List W3C ecosystems — high-level groupings of related standards efforts. Call without arguments to see all 9 ecosystems. Pass an ecosystem shortname t...
List the chairs (leaders) of a W3C group. Returns chair names. Use this to identify who leads a group before engaging or contributing.
List all charters for a W3C Working Group or Interest Group. A charter defines the group's scope, deliverables, and timeline. Returns start/end dates,...
List organizations and individuals participating in a W3C group. Shows which companies (Google, Microsoft, Apple, etc.) and independent contributors a...
List participants (members) of a W3C group. Returns names and total count. Useful for gauging group size and activity level, and finding who's involve...
List W3C groups (Working Groups, Community Groups, Interest Groups, etc.). Filter by group type to narrow results. Returns group name, shortname, type...
List all specifications produced by a W3C group. Requires the numeric group ID (returned by w3c_get_group). Returns specification titles and shortname...
List W3C specifications filtered by their current status. Shows all specs at a given maturity level. Common statuses: 'Working Draft' (~330 specs), 'C...
List all published versions of a W3C specification (newest first). Returns version date, status (Working Draft, Candidate Recommendation, etc.), URI, ...
Search W3C groups by keyword. Filters by name, shortname, and description. Returns matching groups sorted by relevance (name matches first). Use creat...
Search for W3C specifications. Two modes: (1) by shortname prefix (fast, direct API) — e.g. shortname='webnn' finds the Web Neural Network API; (2) by...
Get a complete landscape view of a topic at W3C in a single call. Returns all matching groups enriched with participant counts, chairs, spec counts an...
Query the W3C (World Wide Web Consortium) public API to explore working groups, community groups, specifications, and standards. Search groups by keyword, list chairs, participants and organizations, review group charters, track spec progression through version history, filter specifications by status, and map ecosystems of related standards efforts. It provides 15 tools that AI agents can use through the Model Context Protocol (MCP).
Add the MCPBundles server URL to your MCP client configuration (Claude Desktop, Cursor, VS Code, etc.). The URL format is: https://mcp.mcpbundles.com/bundle/w3c. Authentication is handled automatically.
W3C provides 15 tools that can be called by AI agents, along with a SKILL.md that gives your AI agent domain knowledge about when and how to use them.
W3C uses open data APIs — no authentication required.
Connect W3C to any MCP client in minutes
Model Context Protocol lets AI tools call external capabilities securely through a single URL. This bundle groups tools behind an MCP endpoint that many clients can use.
Skip the manual setup! Use the .mcpb file format for one-click installation. Check the Claude Desktop tab for setup instructions.
Select ChatGPT, Cursor, Claude Code, or another tab for copy-paste config.
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