Beautiful, accessible React UI components built on React Aria and Tailwind CSS v4. The modern alternative to MUI, Chakra UI, and shadcn/ui for building…
HeroUI, previously NextUI, is an open-source component library for React on the web and React Native on mobile, with the web version built on React Aria Components and Tailwind CSS v4. It pairs accessible behaviour and typed APIs with polished defaults, and its documentation is also published for coding agents through llms.txt, markdown pages, a Docs API and MCP packages. Built by Junior Garcia's Y Combinator company, it serves teams that want a complete, themeable system rather than copy-in parts.
- Type
- Library
- Category
- Component libraries
- Added
- Sep 14, 2026
