A developer-facing overview of 21st.dev's AI agent registry, ready-to-use UI components, and the Agents SDK for rapid AI-powered product development.

21st.dev
21st.dev — AI Agent Registry, UI Components & Developer Tools for the Agentic Internet
Ship AI-powered products faster with 21st.dev. Browse the open AI agent registry, discover ready-to-use agent configs for Claude Managed Agents, copy React UI components, and build with the Agents SDK.
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