JavaScript Library & Framework
47,495 of the 1,000,000 top sites in our Tranco top-1M census run React (4.7%). 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 | x.com | #54 (Tranco) | Find emails |
| 4 | yahoo.com |
| Site | Tranco rank | Also detected | Contacts |
|---|---|---|---|
| aep.com | #42,120 | Adobe Fonts, Adobe Fonts (Typekit), Dynatrace + 4 more | Find emails |
| bls.dev | #42,128 | Cloudflare, Cloudflare edge/CDN, Google Trust Services + 2 more | Find emails |
| observablehq.com | #42,131 | Cloudflare, Cloudflare edge/CDN, Google Analytics + 9 more | Find emails |
| #56 (Tranco) |
| Find emails |
| 5 | vimeo.com | #71 (Tranco) | Find emails |
| soreto.com | #42,138 | Cloudflare, Let's Encrypt, Microsoft 365 + 3 more | Find emails |
| wgme.com | #42,140 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 8 more | Find emails |
| kukufm.com | #42,149 | Amazon (ACM), Amazon Route 53, Google Tag Manager + 2 more | Find emails |
| onlinegdb.com | #42,160 | Bootstrap, BuySellAds, Carbon Ads + 20 more | Find emails |
| cagesideseats.com | #42,186 | Amazon Advertising, Amazon Route 53, DoubleClick (Google Ads) + 12 more | Find emails |
| abc6onyourside.com | #42,190 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 8 more | Find emails |
| wisn.com | #42,204 | Amazon Advertising, Amazon Route 53, Casale Media + 15 more | Find emails |
| fullscript.com | #42,213 | Cloudflare, Cloudflare Bot Management, Cloudflare edge/CDN + 2 more | Find emails |
| eventbrite.nl | #42,225 | AWS WAF, Amazon (ACM), Amazon CloudFront + 19 more | Find emails |
| bellmedia.ca | #42,233 | Google Tag Manager, Gravatar, Lodash + 8 more | Find emails |
| r-agent.com | #42,236 | Adyen, Amazon (ACM), Amazon CloudFront + 16 more | Find emails |
| vivacut.com | #42,245 | Akamai Edge DNS, CNZZ, Google Trust Services + 2 more | Find emails |
| ebc.net.tw | #42,258 | ASP.NET, Amazon (ACM), Amazon CloudFront + 19 more | Find emails |
| trackman.com | #42,259 | Amazon Route 53, Google Tag Manager, Let's Encrypt + 5 more | Find emails |
| mecca.com | #42,269 | Adyen, Amazon (ACM), Amazon CloudFront + 15 more | Find emails |
| saga.co.uk | #42,282 | Adobe Experience Cloud (Launch), Amazon Route 53, Cloudflare edge/CDN + 13 more | Find emails |
| fondoambiente.it | #42,322 | Amazon (ACM), Amazon Route 53, Next.js + 5 more | Find emails |
| pcoptimum.ca | #42,359 | Akamai Bot Manager, Akamai Edge DNS, Akamai edge/CDN + 3 more | Find emails |
| lucid.co | #42,360 | Akamai Edge DNS, Gatsby, Let's Encrypt + 2 more | Find emails |
| hulldailymail.co.uk | #42,363 | Amazon (ACM), Amazon CloudFront, Amazon Route 53 + 14 more | Find emails |
| dometic.com | #42,371 | Cloudflare, Cloudflare edge/CDN, Contentful + 7 more | Find emails |
| globe.gov | #42,381 | Akamai Edge DNS, Amazon (ACM), Apache + 9 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 1,000,000-domain Tranco top-1M census (run top1m-2026-08-25-full-v2), snapshot August 25, 2026. Directional, not exhaustive — fully custom or bundled stacks under-detect. Methodology →