v0
v0.dev
Vercel's AI tool for generating React UI components and full pages from text descriptions or screenshots — producing clean, copy-pasteable Tailwind CSS code that works immediately in Next.js projects.
Why it is useful
Generates working, production-quality component code rather than placeholder scaffolding. Describing a UI and getting immediately usable Tailwind + React code eliminates the most tedious part of frontend work: translating a design into markup. The iteration loop is fast — you can refine the output by describing changes. Particularly valuable for quickly prototyping or building MVPs where design polish matters.