v0 by Vercel

v0 by Vercel generates production-ready React and Next.js code from natural language descriptions or screenshots. It understands design systems, accessibility requirements, and responsive layouts, producing clean code that uses shadcn/ui components and Tailwind CSS. Designers can iterate on generated UI through conversation, refining layouts, adjusting styles, and adding interactivity without writing code. The tool bridges the designer-developer gap by turning visual concepts into deployable components instantly.