What is a #w3c MCP server?
An MCP server tagged #w3c implements the Model Context Protocol so AI assistants like Claude, Cursor, and VS Code can access w3c-related tools, data, or APIs.
2 #w3c MCP Servers & Clients
Every MCP server and client below is tagged #w3c — install one to give Claude, Cursor, VS Code, or any other MCP-compatible client access to w3c tools.
All
Web Validator
AKzar1el
W3C HTML/CSS Validator and Technical SEO Audit MCP Server. Part of the DigestSEO (https://digestseo.com) suite.
Added 16 days ago
WM
W3c Mcp Server
shuji-bonji
MCP Server for accessing W3C/WHATWG/IETF web specifications. Provides AI assistants with access to official web standards data including specifications, WebIDL definitions, CSS properties, and HTML elements.
Added 6 months ago
Frequently asked questions
Common questions about MCP servers and clients tagged #w3c
How many #w3c MCP servers and clients are there?
mcp.so currently lists 2 MCP servers and clients tagged #w3c.
How do I install a #w3c MCP server?
Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.