React is a AI Coding Tool used by thousands of websites worldwide.
Paste any URL to instantly detect whether it was built with React. Our engine checks 11 technical signals.
React is used across many industries. These are the most common website types built on this platform:
Businesses of all sizes
Fast, reliable site building with professional results
Designers and developers
Powerful tools with minimal setup
Startups
Quick launch with scalable infrastructure
Content creators
Beautiful presentation for your work
Every React website leaves distinctive technical fingerprints. Here's what to look for:
CDN Domains
Network requests to these domains are a reliable indicator:
unpkg\.com\/reactcdn\.jsdelivr\.net\/npm\/reactesm\.sh\/reactcdn\.skypack\.dev\/reactJavaScript Patterns
4 script patterns linked to React
HTML Attributes
3 HTML patterns in the page source
Explore how React compares to similar ai coding tool tools: