SiteUI Components & Libraries · React
Composable React AI composer where mentions, commands, and files become structured tokens inside the message.
Why it’s a gem
Tokens instead of regex parsing for @mentions, slash commands, and attachments.
Free, open-source React, Canvas and WebGL components, blocks and templates you can install with the shadcn CLI or copy directly.
Phosphor terminal UI registry for shadcn projects: 62 installable items, Base UI primitives, CRT effects, and eight themes.
MIT React component registry for Next.js and Tailwind v4 with motion-rich interactions, installable via CLI or copy-paste.
Hand-crafted studio web components shipped as a shadcn registry: liquid glass, scroll stages, terminals, lightboxes, and more.
Source-based React components with expressive motion, live previews you can parameterize, and a CLI that copies files into your project.
Imperative React overlay manager: register a dialog once, then open it from clicks, effects, or other overlays without local useState.