reactjs.org
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React
React is the library for web and native user interfaces. Build user interfaces out of individual pieces called components written in JavaScript. React is designed to let you seamlessly combine components written by independent people, teams, and organizations.
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Built with
Also detected
- Infrastructure
- Vercel
- Third-party services
- Google Analytics · Let's Encrypt · SparkPost · Webpack
Overview
- Status
- alive
- Registered
- 2013-05-29 (13 years ago)
through Key-Systems - First seen here
- 2026-09-26
- Hosting
- Amazon.com, Inc. · AS16509 · United States
- DNS
- Cloudflare
- Server header
Vercel- Response time
- 93 ms to first byte, measured from our crawler
- TLS certificate
- Let's Encrypt · TLSv1.3 · expires 2026-11-14
- Language
- en
- Mobile-ready
- yes (viewport meta tag)
- RSS / Atom feed
- yes
- Popularity
- ranked #14,434 of the top million (Tranco, a 30-day average of several ranking lists)
- Linked to from
- 10 other sites seen so far
Crawlers
What this site's robots.txt asks of automated readers. See the whole picture.
- robots.txt
- published
- AI crawlers
- none disallowed
- llms.txt
- published
Loads scripts from
Third-party domains this page pulls JavaScript or iframes from.
Generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot. Machine-readable: JSON.