v0

Vercel's generative UI tool that writes React components from a prompt

AI Coding & DevelopmentFree planOverseas★★★★☆ 4.0

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What is v0?

v0 turns a description, a screenshot or a sketch into React components built with Tailwind CSS and shadcn/ui, rendered in a live preview you can keep iterating on. The generated output is code you can copy or push into a project rather than a hosted page you cannot leave, and it connects to Vercel when a prototype is worth deploying properly. The component-first approach suits teams already working in the React ecosystem: what comes out reads like code a front-end developer would write, not a markup dump from a screenshot. It is a front-end tool rather than a full application platform.

Last updated: 2026-09-20. This site only provides an index; for exact features, pricing, and licensing, see the official website.

Key features

Prompt, image and screenshot input for component generation
Output in React with Tailwind CSS and shadcn/ui components
Live preview with iterative refinement in the browser
Copy the code out or push it to a Git repository
One-click deployment to Vercel hosting from the preview
Support for common patterns such as forms, tables and dashboards

Pros & cons

Strengths

Output is idiomatic React rather than opaque generated markup
Design-system components keep results visually consistent
Iterating against a live preview beats rewriting CSS by hand

Watch out for

Front-end only; backend logic is outside its scope
Complex state or data flows need manual work afterwards
Message limits on the free tier constrain heavy iteration

Best for & use cases

ui prototypes, component scaffolding, react developers and design-to-code handoff

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FAQ

Do I own the generated code?

The output is standard React you can copy into your own project, so it is yours to maintain and deploy anywhere. That portability is a large part of why front-end teams adopt it.

Is it useful outside React?

It is built around React and the shadcn/ui component conventions. Other frameworks can borrow the visual ideas, but the generated code would need substantial rewriting.

Can it build a complete application?

It handles the interface layer well. Data persistence, authentication and business logic are not what it provides, so treat it as a strong start for the front end rather than a finished product.