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21st.dev

Open-source marketplace for shadcn/ui-based React components and blocks — browse, preview, install via CLI, or publish your own registry entries.

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May 28, 2025
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21st.dev screenshotOpen 21st.dev

Overview

21st.dev is a community marketplace and npm-style registry for design engineers using shadcn/ui. Discover components and blocks from many authors, install with the shadcn CLI, or publish your own — often described as “Dribbble for shadcn.”

Features

  • Component marketplace — Large catalog of shadcn/ui-based React + Tailwind pieces
  • CLI installs — Add community components into your project with shadcn
  • Publish your work — Share registry entries with other developers
  • Design-engineer focus — Curated previews for landing sections, UI patterns, and blocks

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