Description

21st is a comprehensive registry of over 12,000 React components, templates, and shadcn themes designed for AI-native development workflows. It allows developers to copy optimized prompts that enable AI agents like Cursor, Claude Code, and v0 to instantly integrate and style the code within their own repositories. The platform features a community-driven library where design engineers publish their work as AI-ready building blocks, including animated heroes, shaders, and complex UI widgets.

Descriptions, tags, and model credits may be AI-generated or inferred from public sources and can be incomplete or wrong. Learn more.