Replit is a browser-based integrated development environment and hosting platform that supports dozens of programming languages, letting users code, run, and deploy projects without installing anything locally.
The platform provides starter templates, package management, instant preview, and an AI agent that can generate and modify code, making it easy to go from idea to a running web app or API.
It suits students learning to program, indie makers prototyping products, and small teams collaborating on code in shared repls without environment friction.
Compared with local IDEs it removes setup overhead and shares environments instantly, but heavy or latency-sensitive workloads still benefit from a local toolchain; compared with full cloud dev platforms it is lighter and more approachable.
Watch usage limits on the free tier, keep secrets in environment variables rather than code, and review generated code before deploying anything public-facing.