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JavaScript libraries

core-js usage worldwide

core-js runs on 11% of websites worldwide 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.comAzure Front Door / CDNwebpackMicrosoft Azure
203criteo.comBootstrapcdnjsCookiebot (Usercentrics)Font AwesomeGSAPGoogle Tag ManagerFastly
236cpanel.netAddToAnyCloudflareCloudflare Bot ManagementFont AwesomeGoogle Tag ManagerjQueryCpanel Inc
272wixsite.comFastlyGoogle Cloud CDN / GFEWixCloudflare
295vungle.comBootstrapCloudflareCloudflare Bot ManagementComplianzGoogle Ads (conversion)Google Tag ManagerCloudflare
300skyhigh.cloudBootstrapcdnjsCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)Font AwesomeAmazon Web Services
307rubiconproject.comCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryMagnite (Rubicon)Amazon Web Services
314harvard.eduGoogle Tag ManagerJetpackjQuerynginxParse.lyWordPressAutomattic (WordPress.com)
344onelink.meBootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryAmazon Web Services
355checkpoint.comAddToAnyBootstrapAmazon CloudFrontDriftFont AwesomeGSAPAmazon Web Services
373plesk.comCloudflareGoogle Tag ManagerHotjarJetpackjQueryLiteSpeedCloudflare
416appsflyer.comBootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryAmazon Web Services
510adriver.ruBootstrapFont AwesomeGoogle FontsGutenberg blocksjQueryjQuery MigrateAdriver
517markmonitor.comAmazon CloudFrontGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateLinkedIn Insight TagCloudflare
526docker.comAdobe Experience Platform TagsGoogle FontsGoogle Tag ManagerNew RelicnginxOneTrustFastly
553teamviewer.comAdobe Experience Platform TagsAdobe Experience ManagerCloudflareCloudflare Bot ManagementOneTrustGoogle reCAPTCHAAmazon Web Services
555visualstudio.comAngularJSMicrosoft ClarityjQueryNew RelicnginxReactMicrosoft Azure
616wix.comFastlyGoogle Cloud CDN / GFEWixWix
621berkeley.eduCloudflareGoogle FontsGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateCloudflare
636dailymail.comAkamaiAmazon Publisher ServicesComscoreGoogle Marketing Platform (DV360/CM360)ReactMagnite (Rubicon)Akamai
650tencent.comBootstrapGutenberg blocksjQueryjQuery MigratenginxWordPressTencent Cloud
710wpguardian.ioAmplitudeCloudflareCloudflare Web AnalyticsFont AwesomeGoogle Tag ManagerhCaptchaCloudflare
713wpguardian.comAmplitudeCloudflareCloudflare Web AnalyticsFont AwesomeGoogle Tag ManagerhCaptchaCloudflare
714webempresa.euBootstrapBunny FontsConvertDiviFont AwesomeGoogle FontsCombell As
731viber.comAkamaiBootstrapFont AwesomeGoogle FontsGoogle Tag ManagerGutenberg blocksAmazon Web Services

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

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