v0.dev is an AI-powered UI generator that uses React 19 and Tailwind CSS to create production-ready website components and layouts from simple natural language.
Tailwind CSS is a utility-first framework for building custom user interfaces. This guide explains how utility classes replace traditional CSS to speed up design.
This guide explains how shadcn/ui provides re-usable React components that you copy into your project for full code ownership and customization in Next.js 15.