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JavaScript libraries

core-js market share on brand websites

core-js runs on 13% of brand websites in our sample (164 of 1,277). Market share by country, top sites using it and technologies it is paired with.

13%
Share in UK brands
164 / 1,277
1
sites in Tranco top 1K
4 in top 10K
#76,399
median Tranco rank
Tranco
16
frequent companions
jQuery

By market

  1. UK brands13%164
  2. United Kingdom17%1,897
  3. Global11%7,439

Trend

Often used with

  1. jQueryJavaScript libraries93%×3.2
  2. WordPressCMS91%×5.3
  3. jQuery MigrateJavaScript libraries75%×6.8
  4. Google Tag ManagerTag managers63%
  5. Yoast SEOCMS61%×6
  6. Gutenberg blocksWebsite builders56%×5.9
  7. Google FontsWeb fonts43%×2.1
  8. CloudflareCDN40%
  9. Font AwesomeWeb fonts32%×3
  10. WooCommerceE-commerce platforms29%×7.2

Top sites using core-js All 164 sites

TrancoSiteAlso usesHosting
733dailymail.co.ukAkamaiAmazon Publisher ServicesComscoreGoogle Marketing Platform (DV360/CM360)Google FontsReactAkamai
2,023vice.comcdnjsComscoreGoogle Analytics 4Google Tag ManagerGutenberg blocksJetpackAutomattic (WordPress.com)
4,110next.co.ukAkamai Bot ManagerAkamaiASP.NETGoogle Tag ManagerjQueryMUIAkamai
7,986clarivate.comAddToAnyBootstrapcdnjsOracle EloquaGoogle FontsGoogle Tag ManagerFastly
18,755futureplc.comBootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerjQueryjQuery MigrateCloudflare
22,638denofgeek.comChartbeatGoogle Tag ManagerJetpacknginxParse.lyQuantcast MeasureAutomattic (WordPress.com)
24,051global.comBootstrapBrightcoveCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksCloudflare
31,212reiss.comAkamai Bot ManagerAkamaiGoogle FontsGoogle Tag ManagerjQueryMUIAkamai
33,293universalmusic.comEnvoyFont AwesomeGoogle FontsGoogle Tag ManagerGutenberg blocksImperva (Incapsula)Imperva
37,762blackstone.comBrightcoveCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsGoogle Tag ManagerJetpackCloudflare
41,641fatface.comAkamai Bot ManagerAkamaiASP.NETGoogle FontsGoogle Tag ManagerjQueryAkamai
44,671news.co.ukAdobe FontsBrightcoveAmazon CloudFrontFoundationGoogle FontsGutenberg blocksAmazon Web Services
56,957wmg.comAdobe Experience Platform TagscdnjsCloudflareCloudflare Bot ManagementGSAPGTranslateCloudflare
57,588glastonburyfestivals.co.ukcdnjsFont AwesomeImperva (Incapsula)jQueryjQuery MigratejsDelivrImperva
58,759shakespearesglobe.comAdobe FontsCloudflareCloudflare Web AnalyticsAmazon CloudFrontFont AwesomeGoogle Tag ManagerCloudflare
65,314granta.comBootstrapCloudflareCloudflare Bot ManagementGoogle Analytics 4Google Ads (conversion)Google FontsCloudflare
69,005bacardi.comCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateCloudflare
73,981jdwetherspoon.comCloudflareCookieYesGoogle Analytics 4Gutenberg blocksjQueryGoogle reCAPTCHACloudflare
76,389victoriassecret.co.ukAkamai Bot ManagerAkamaiGoogle Tag ManagerjQuery 3.6.0MUIOneTrustAkamai
76,399joules.comAdobe FontsAkamai Bot ManagerAkamaiASP.NETGoogle Tag ManagerjQueryAkamai
79,573sonyinteractive.comAdobe Experience Platform TagsAmazon CloudFrontGutenberg blocksHotjarjQueryjQuery MigrateAmazon Web Services
170,111horniman.ac.ukAdobe FontsBootstrapCookieYesGoogle MapsGoogle Tag ManagerGutenberg blocksJump Jump Networks Ltd
247,256whitbread.co.ukAkamai Bot ManagerAkamaicdnjsGoogle FontsGoogle Tag ManagerGutenberg blocksAkamai
266,201goodenergy.co.ukCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryKinstaCloudflare
296,801sherlock-holmes.co.ukAdobe FontsCookieYesGoogle Tag ManagerjQueryjQuery MigrateunpkgAmazon Web Services

Our crawler: 1,277 sites · UK brands · updated 13 Nov 2026 · Methodology

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