Bolt.new
In-browser AI full-stack development workspace powered by WebContainers to build, run, and deploy full applications directly from prompts.
Best for
Full-stack rapid prototyping, React and Next.js web applications, Zero-setup browser sandboxes, Self-healing debugging workflows.
What to use it for
- Scaffold a complete SaaS dashboard
- Prompt Bolt.new to generate a responsive Next.js application with Supabase authentication, Tailwind CSS components, and Stripe billing.
- Interactive error healing
- Feed runtime browser stack traces directly back into the LLM context to automatically diagnose and patch client-side component defects.
- One-click deployment
- Publish live production web applications to Netlify or Cloudflare Pages instantly without configuring local toolchains.
Strengths
- Executes full Node.js runtimes directly within the browser using WebContainers
- Eliminates local dependency installation and environment friction
- Synchronous side-by-side terminal, code editor, and live browser preview
Limits
- Primarily tailored for JavaScript, TypeScript, and Node.js web frameworks
- Requires external database or serverless infrastructure for complex stateful backends
Privacy
Code execution occurs locally within browser WebContainers; production secrets should be managed through isolated environment variables.