JavaScript Library & Framework
40,938 of the 965,200 top sites in our Tranco top-1M census run React (4.2%). Meta's component-based UI library, the most widely used modern JS framework. Detection is homepage-level HTML/header fingerprinting, so a site can run React on other pages without it showing here.
Other javascript library & framework
| # | Domain | Global traffic rank | Contacts |
|---|---|---|---|
| 1 | amazonaws.com | #9 (Tranco) | Find emails |
| 2 | fastly.net | #35 (Tranco) | Find emails |
| 3 | yahoo.com | #56 (Tranco) | Find emails |
| 4 | vimeo.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| vietnam.vn | #1,275 | Cloudflare, Cloudflare edge/CDN, Google Analytics + 4 more | Find emails |
| buzzfeed.com | #1,300 | Adobe Fonts (Typekit), Amazon Advertising, Amazon Route 53 + 6 more | Find emails |
| subito.it | #1,320 | Akamai Edge DNS, DigiCert, Google Publisher Tag + 3 more | Find emails |
| #71 (Tranco) |
| Find emails |
| 5 | windows.com | #88 (Tranco) | Find emails |
| coolmathgames.com | #1,389 | Cloudflare, Cloudflare edge/CDN, Drupal + 7 more | Find emails |
| elsevier.com | #1,404 | Amazon CloudFront, Cloudflare Bot Management, Cloudflare edge/CDN + 8 more | Find emails |
| zedge.net | #1,416 | Cloudflare, Cloudflare Web Analytics, Cloudflare edge/CDN + 5 more | Find emails |
| newsweek.com | #1,431 | Amazon Advertising, Amazon Route 53, Fastly + 11 more | Find emails |
| jagran.com | #1,454 | Amazon Route 53, DigiCert, Google Tag Manager + 1 more | Find emails |
| varzesh3.com | #1,486 | Google Tag Manager, Next.js | Find emails |
| bt.dk | #1,494 | Amazon Route 53, Cloudflare edge/CDN, Google Publisher Tag + 3 more | Find emails |
| kooora.com | #1,540 | Amazon Route 53, DigiCert, Google Tag Manager + 1 more | Find emails |
| alura.com.br | #1,562 | Cloudflare, Cloudflare edge/CDN, Google Tag Manager + 4 more | Find emails |
| kakuyomu.jp | #1,572 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 2 more | Find emails |
| promiedos.com.ar | #1,651 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 more | Find emails |
| ecnavi.jp | #1,685 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 3 more | Find emails |
| betpawa.ug | #1,696 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| betpawa.co.tz | #1,732 | Cloudflare Bot Management, Cloudflare edge/CDN, Google Trust Services + 1 more | Find emails |
| bunnyband.com | #1,750 | Cloudflare, Google Analytics, Google Tag Manager + 3 more | Find emails |
| groww.in | #1,776 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 11 more | Find emails |
| freecash.com | #1,781 | Cloudflare, Cloudflare edge/CDN, Google Fonts + 6 more | Find emails |
| vivox.com | #1,787 | DigiCert, Next.js, OneTrust + 2 more | Find emails |
| robinhood.com | #1,799 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 4 more | Find emails |
| kargo.com | #1,805 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 7 more | Find emails |
| samsungknox.com | #1,806 | Amazon Route 53, Google Analytics, Google Tag Manager + 4 more | Find emails |
| sprinklr.com | #1,810 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 5 more | Find emails |
Showing the first 10,000matches — add a filter to narrow.
From the Crawlora Website Tech Stack Dataset, a homepage-level fingerprint of a 965,200-domain Tranco top-1M census (run top1m-2026-08-20-full), snapshot August 21, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →