Design
21st.dev
21st.dev is a community-driven UI component library featuring hundreds of production-ready React components — from hero sections and navbars to AI chat interfaces and animated backgrounds. All components are built with Tailwind CSS and shadcn/ui, making them easy to copy, customize, and drop into any React project. Backed by Y Combinator.
Best For
Developers and designers who want polished, animated UI components without building from scratch. Great for landing pages, dashboards, and marketing sites.
How to Use in a Small Business
Browse the component library at 21st.dev, find a component you like, copy the code, and paste it into your React project. Use Magic Chat to get AI-generated UI suggestions based on your prompt.
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