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JavaScript libraries

lazysizes market share on brand websites

lazysizes runs on 2.8% of brand websites in our sample (38 of 1,359). Market share by country, top sites using it and technologies it is paired with.

2.8%
Share in UK brands
38 / 1,359
0
sites in Tranco top 1K
2 in top 10K
#68,946
median Tranco rank
Tranco
16
frequent companions
Google Tag Manager

By market

  1. UK brands2.8%38
  2. United Kingdom2.4%291
  3. Global1.9%1,330

Trend

Often used with

  1. Google Tag ManagerTag managers74%
  2. jQueryJavaScript libraries61%×2.1
  3. CloudflareCDN47%
  4. OneTrustCookie consent (CMP)45%×1.8
  5. BootstrapCSS frameworks42%
  6. Google reCAPTCHACAPTCHA34%×1.9
  7. WordPressCMS26%×1.6
  8. jsDelivrCDN26%×2.9
  9. Font AwesomeWeb fonts24%×2.2
  10. Google FontsWeb fonts24%

Top sites using lazysizes All 38 sites

TrancoSiteAlso usesHosting
3,898routledge.com BootstrapCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsFont AwesomeGoogle Fonts Cloudflare
5,632swarovski.com Google Tag ManagerJavaSAP Commerce CloudUsercentrics Akamai
36,009madametussauds.com Azure Front Door / CDNGoogle Tag ManagerOneTrustUmbracoVWO Microsoft Azure
49,842bmstores.co.uk AlgoliaBootstrapAmazon CloudFrontFont AwesomeGoogle Tag ManagerjQuery 3.7.1 Amazon Web Services
64,568londoneye.com Azure Front Door / CDNGoogle FontsGoogle Tag ManagerOneTrustOwl CarouselUmbraco Microsoft Azure
68,946bacardi.com CloudflareCloudflare Bot Managementcore-jsGoogle Tag ManagerGutenberg blocksjQuery Cloudflare
94,599centrica.com Azure App ServiceBootstrapCloudflareGoogle Tag ManagerMailchimpOneTrust Cloudflare
158,799legoland.co.uk Azure Front Door / CDNGoogle Tag ManagerOneTrustOwl CarouselUmbracoVWO Microsoft Azure
220,713jomalone.co.uk Afterpay / ClearpayAkamai Bot ManagerAkamaiDrupaljQuery 3.5jQuery Migrate Akamai
320,485dauntbooks.co.uk Bootstrap 4.1.3cdnjsCloudflareCloudflare Bot ManagementCookieYesFont Awesome Cloudflare
421,834compass-group.co.uk Google FontsGoogle Tag Manager OVHcloud
—picturehouses.com BootstrapcdnjsCloudflareCloudflare Bot ManagementFont AwesomeGoogle Fonts Cloudflare
—scotmid.coop Adobe FontsCookieYescore-jsGoogle Tag ManagerjQueryjQuery Migrate IONOS
—christopherward.co.uk Afterpay / ClearpayBootstrapCloudflareGoogle Marketing Platform (DV360/CM360)Google FontsGoogle Tag Manager Cloudflare
—pedigree.com AcquiaAdaBrightcovecdnjsDrupal 11Google Tag Manager Amazon Web Services
—twix.com AcquiaBootstrapcdnjsDrupal 11Google Tag ManagerjQuery Amazon Web Services
—londoncoliseum.org CloudflareCookiebot (Usercentrics)core-jsGoogle Tag ManagerjQueryjQuery Migrate Cloudflare
—capitolrecords.com EnvoyImperva (Incapsula)jQueryWordPress Imperva
—technipfmc.com ASP.NETAzure App ServiceBootstrapCloudflareGoogle Tag ManagerOneTrust Cloudflare
—altontowers.com Azure Front Door / CDNGoogle Tag ManagerOneTrustOwl CarouselUmbracoVWO Microsoft Azure
—mobicogroup.com BootstrapCloudflarejQuery 3.3.1OneTrustUniversal Analytics (legacy) Cloudflare
—lister.com Google FontsGSAPGutenberg blocksJetpacknginxPHP Automattic (WordPress.com)
—thorpepark.com Adobe FontsAzure Front Door / CDNGoogle Tag ManagerOneTrustOwl CarouselUmbraco Microsoft Azure
—dewars.com CloudflareCloudflare Bot Managementcore-jsGoogle Tag ManagerGutenberg blocksjQuery Cloudflare
—ercol.com AlgoliaApache HTTP ServerBootstrapAmazon CloudFrontConcrete CMSCookiebot (Usercentrics) Upcloud

Our crawler: 1,359 sites · UK brands · updated 23 Oct 2026 · Methodology

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