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JavaScript libraries

core-js usage globally

core-js runs on 11% of major websites globally in our sample (7,426 of 68,769). Market share by country, top sites using it and technologies it is paired with.

11%
Share in Global
7,426 / 68,769
33
sites in Tranco top 1K
487 in top 10K
#58,257
median Tranco rank
Tranco
16
frequent companions
WordPress

By market

  1. Global11%7,426
  2. United Kingdom17%2,028
  3. Netherlands17%1,427
  4. Italy23%1,699
  5. Spain18%817
  6. Japan11%1,300
  7. Latin America22%4,526

Trend

Often used with

  1. WordPressCMS96%×5.5
  2. jQueryJavaScript libraries95%×2.7
  3. jQuery MigrateJavaScript libraries72%×7.4
  4. Gutenberg blocksWebsite builders58%×6.8
  5. Yoast SEOCMS57%×6.5
  6. CloudflareCDN52%
  7. Google Tag ManagerTag managers48%
  8. Google FontsWeb fonts48%×1.8
  9. Font AwesomeWeb fonts41%×2.6
  10. Google Analytics 4Analytics32%×1.7

Top sites using core-js All 7,426 sites

TrancoSiteAlso usesHosting
56skype.com Azure Front Door / CDNwebpack Microsoft Azure
203criteo.com BootstrapcdnjsCookiebot (Usercentrics)Font AwesomeGSAPGoogle Tag Manager Fastly
236cpanel.net AddToAnyCloudflareCloudflare Bot ManagementFont AwesomeGoogle Tag ManagerjQuery Cpanel Inc
272wixsite.com FastlyGoogle Cloud CDN / GFEWix Cloudflare
295vungle.com BootstrapCloudflareCloudflare Bot ManagementComplianzGoogle Ads (conversion)Google Tag Manager Cloudflare
300skyhigh.cloud BootstrapcdnjsCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)Font Awesome Amazon Web Services
307rubiconproject.com CloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryMagnite (Rubicon) Amazon Web Services
314harvard.edu Google Tag ManagerJetpackjQuerynginxParse.lyWordPress Automattic (WordPress.com)
344onelink.me BootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQuery Amazon Web Services
355checkpoint.com AddToAnyBootstrapAmazon CloudFrontDriftFont AwesomeGSAP Amazon Web Services
373plesk.com CloudflareGoogle Tag ManagerHotjarJetpackjQueryLiteSpeed Cloudflare
416appsflyer.com BootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQuery Amazon Web Services
510adriver.ru BootstrapFont AwesomeGoogle FontsGutenberg blocksjQueryjQuery Migrate Adriver
517markmonitor.com Amazon CloudFrontGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateLinkedIn Insight Tag Cloudflare
526docker.com Adobe Experience Platform TagsGoogle FontsGoogle Tag ManagerNew RelicnginxOneTrust Fastly
553teamviewer.com Adobe Experience Platform TagsAdobe Experience ManagerCloudflareCloudflare Bot ManagementOneTrustGoogle reCAPTCHA Amazon Web Services
555visualstudio.com AngularJSMicrosoft ClarityjQueryNew RelicnginxReact Microsoft Azure
616wix.com FastlyGoogle Cloud CDN / GFEWix Wix
621berkeley.edu CloudflareGoogle FontsGoogle Tag ManagerGutenberg blocksjQueryjQuery Migrate Cloudflare
636dailymail.com AkamaiAmazon Publisher ServicesComscoreGoogle Marketing Platform (DV360/CM360)ReactMagnite (Rubicon) Akamai
650tencent.com BootstrapGutenberg blocksjQueryjQuery MigratenginxWordPress Tencent Cloud
710wpguardian.io AmplitudeCloudflareCloudflare Web AnalyticsFont AwesomeGoogle Tag ManagerhCaptcha Cloudflare
713wpguardian.com AmplitudeCloudflareCloudflare Web AnalyticsFont AwesomeGoogle Tag ManagerhCaptcha Cloudflare
714webempresa.eu BootstrapBunny FontsConvertDiviFont AwesomeGoogle Fonts Combell As
731viber.com AkamaiBootstrapFont AwesomeGoogle FontsGoogle Tag ManagerGutenberg blocks Amazon Web Services

Our crawler: 68,769 sites · Global · updated 23 Oct 2026 · Methodology

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