Quickly prototype ideas with code
Free, instant, collaborative sandboxes for rapid web development.
What’s a Sandbox?
A sandbox needs no setup - use a template to kickstart new projects, or start from a GitHub repo and begin coding in seconds.
The best JavaScript dev experience
Supercharged with npm
Use any of the 1M+ packages to build real, powerful apps quickly and efficiently.
Optimized for frameworks
Custom environments built specifically for React, Vue, Angular, and many more.
Integrated with GitHub
Import and run repos direct from GitHub. Or export your sandbox to a repo.
Workspaces
Share templates, keep organized with folders, and enable your entire team to work on sandboxes together.
Accelerating the most creative developers and product teams
What others are saying
“It's dramatically improved my experience of sharing ideas”
Brian Vaughn
Software Engineer, React Core Team
“CodeSandbox continues to amaze me every day”
Peggy Rayzis
Engineering Manager, Apollo GraphQL
“It feels much more like my local environment”
Jonnie Hallman
Designer Developer, Stripe
Create static sites, components, full-stack web apps
Join a community of creators who’ve crafted 900,000 public sandboxes and counting.
Get started, it’s free
