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core-js usage in the UK

core-js runs on 17% of UK websites in our sample (1,897 of 11,322). Market share by country, top sites using it and technologies it is paired with.

17%
Share in United Kingdom
1,897 / 11,322
1
sites in Tranco top 1K
3 in top 10K
#531,096
median Tranco rank
Tranco
45%
Among local business websites
9,219 / 20,305
16
frequent companions
jQuery

By market

  1. United Kingdom17%1,897
  2. Global11%7,439
  3. Netherlands15%1,263
  4. Italy23%1,686
  5. Spain19%789
  6. Japan11%1,376
  7. Latin America22%4,325

Trend

Often used with

  1. jQueryJavaScript libraries98%×2.4
  2. WordPressCMS97%×4.3
  3. jQuery MigrateJavaScript libraries76%×4.8
  4. Yoast SEOCMS59%×4.6
  5. Gutenberg blocksWebsite builders57%×4.8
  6. Google FontsWeb fonts55%×1.5
  7. CloudflareCDN47%
  8. Google Tag ManagerTag managers47%
  9. Font AwesomeWeb fonts44%×2.1
  10. BootstrapCSS frameworks35%

Top sites using core-js All 1,897 sites

TrancoSiteAlso usesHosting
733dailymail.co.ukAkamaiAmazon Publisher ServicesComscoreGoogle Marketing Platform (DV360/CM360)Google FontsReactAkamai
4,110next.co.ukAkamai Bot ManagerAkamaiASP.NETGoogle Tag ManagerjQueryMUIAkamai
7,252flashscore.co.ukGoogle AdSenseGoogle Tag ManagernginxOneTrustIAB TCF v2 APIArtcompanycz Livesport S.r.o...
10,944pinayflix.ukCloudflareFont AwesomeGoogle FontsGutenberg blocksjQueryjQuery MigrateCloudflare
11,210gamcare.org.ukAddToAnyBootstrapCloudflareCloudflare Bot ManagementEnvoyGoogle Tag ManagerCloudflare
12,007bristol.ac.ukApache HTTP ServerGoogle Tag ManagerTermlyJanet Jisc Services Limited
12,082bris.ac.ukApache HTTP ServerGoogle Tag ManagerTermlyJanet Jisc Services Limited
14,312blog.gov.ukAmazon CloudFrontCivic Cookie ControlGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateAmazon Web Services
17,791screamingfrog.co.ukAdobe FontsCloudflareCloudflare Web AnalyticsGoogle Tag ManagerGutenberg blocksjQueryCloudflare
19,279anm.co.ukAkamaiAmazon Publisher ServicesComscoreGoogle Marketing Platform (DV360/CM360)ReactMagnite (Rubicon)Amazon Web Services
19,550dpdgroup.co.ukBootstrapCloudflareCloudflare Bot ManagementconsentmanagerFont AwesomeGoogle Tag ManagerAkamai
24,082scot.nhs.ukMicrosoft ClarityCookieYesGoogle FontsGutenberg blocksjQueryjQuery MigrateMicrosoft Azure
24,848nominet.ukCloudflareCloudflare Bot ManagementCookieYesGSAPGoogle Tag ManagerGutenberg blocksCloudflare
29,133gre.ac.ukcdnjsFoundationGoogle MapsGoogle FontsGoogle Tag ManagerjQuery 4.0.0Janet Jisc Services Limited
33,631energysavingtrust.org.ukcdnjsCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsCivic Cookie ControlCookiebot (Usercentrics)Cloudflare
34,201sanger.ac.ukGoogle Ads (conversion)Google FontsGoogle Tag ManagerGutenberg blocksjQuery 3.7.1LinkedIn Insight TagJanet Jisc Services Limited
35,583whiterose.ac.ukAdobe Experience ManagerCookieYesGoogle Analytics 4Google FontsGutenberg blocksjQueryUK2
38,075bgs.ac.ukAdobe FontsBootstrapCivic Cookie ControlFont AwesomeGoogle FontsGoogle Tag ManagerJanet Jisc Services Limited
40,800salesfire.co.ukAdobe FontsBootstrapCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)Google Tag ManagerCloudflare
41,187ukdefencejournal.org.ukGoogle AdSenseCloudflareCloudflare Web AnalyticsDisqusGoogle Tag ManagerjQueryCloudflare
41,409labour.org.ukBootstrapCloudflareCloudflare Bot ManagementGoogle Tag ManagerGutenberg blocksjQueryCloudflare
41,604fast.net.ukGutenberg blocksjQueryLiteSpeedWordPressYoast SEOFastnetuk Fastnet Internatio...
41,681zdnet.co.ukGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag ManagerGutenberg blocksJetpacknginxAmazon Web Services
41,979tandf.co.ukBootstrapCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsGoogle Tag ManagerGutenberg blocksCloudflare
44,671news.co.ukAdobe FontsBrightcoveAmazon CloudFrontFoundationGoogle FontsGutenberg blocksAmazon Web Services

Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology

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