21st.devv1.0.1remote
Find UI components and themes, retrieve code, and generate with hosted 21st AI when enabled.
dev.21st/mcp
12,000+ hand-crafted React and Tailwind CSS components, templates, and shadcn themes by real design engineers. Preview live, install with one command — for you and your AI agent.
21st (21st.dev) publishes 1 MCP server on the Official MCP Registry, run remotely. That ranks it #916 of 16,990 companies by servers shipped, with its latest release on Sep 9, 2026.
Find UI components and themes, retrieve code, and generate with hosted 21st AI when enabled.