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A/B testing

Optimizely usage globally

Optimizely runs on 0.6% of major websites globally in our sample (443 of 68,774). Market share by country, top sites using it and technologies it is paired with.

0.6%
Share in Global
443 / 68,774
11
sites in Tranco top 1K
76 in top 10K
#32,083
median Tranco rank
Tranco
16
frequent companions
Google Tag Manager

By market

  1. Global0.6%443
  2. United Kingdom0.5%58
  3. Netherlands0.3%26
  4. Italy0.2%13
  5. Spain0.3%12
  6. Japan0.1%13
  7. Latin America<0.1%17

Trend

Often used with

  1. Google Tag ManagerTag managers76%×2
  2. CloudflareCDN40%
  3. OneTrustCookie consent (CMP)37%×5.8
  4. jQueryJavaScript libraries30%
  5. BootstrapCSS frameworks26%
  6. ReactWeb frameworks24%×2
  7. Google FontsWeb fonts23%
  8. Next.jsWeb frameworks21%×2.1
  9. WordPressCMS19%
  10. AkamaiCDN16%×4.2

Top sites using Optimizely All 443 sites

TrancoSiteAlso usesHosting
59zoom.us CloudflareCloudflare Bot ManagementGoogle Tag ManagerOneTrustSwiper Cloudflare
117bit.ly Google Cloud CDN / GFEGoogle Tag ManagernginxOneTrustUserWayWordPress Google Cloud
255salesforce.com Akamai Bot ManagerAkamaiContentfulGoogle FontsGoogle Tag ManagerOneTrust Akamai
347unisys.com ASP.NETAzure App ServiceBootstrapCloudflareGoogle FontsGoogle Tag Manager Episerver As Optimizely Ab
391gitlab.com BootstrapCloudflareMarketoNuxtOneTrustVue.js Cloudflare
524klaviyo.com AmplitudeAstroCloudflareGoogle Tag ManagerHubSpotKlaviyo Amazon Web Services
625optimizely.com Google Tag ManagerNext.jsReactTailwind CSSVercel Amazon Web Services
772mailchimp.com Adobe Experience ManagerAkamai Bot ManagerAkamaiBugsnagOracle EloquaEnvoy Akamai
838mixpanel.com FramerGoogle Cloud CDN / GFEGoogle Tag ManagerMixpanelnginxSentry Google Cloud
889zoom.com CloudflareCloudflare Bot ManagementGoogle Tag ManagerOneTrustSwiper Amazon Web Services
985mailchi.mp Adobe Experience ManagerAkamai Bot ManagerAkamaiBugsnagOracle EloquaEnvoy Akamai
1,096typeform.com AmplitudeCloudflareAmazon CloudFrontGoogle FontsGSAPGoogle Tag Manager Amazon Web Services
1,241screenconnect.com Adobe FontsASP.NETAzure App ServiceBootstrap 5.3.2CloudflareCloudflare Bot Management Amazon Web Services
1,766eepurl.com Adobe Experience ManagerAkamai Bot ManagerAkamaiBugsnagOracle EloquaEnvoy Akamai
1,848featurespace.co.uk Adobe Experience ManagerCloudflareCloudflare Bot ManagementEnvoyGoogle Tag ManagerNext.js Amazon Web Services
2,005sky.com Adobe Experience Platform TagsAkamai Bot ManagerAkamaiGoogle Cloud CDN / GFEGoogle Tag ManagerNext.js Bskyb Broadband As Sky Uk Li...
2,011clevelandclinic.org Adobe Experience Platform TagsCloudflareCloudflare Web AnalyticsDynamics 365 Customer InsightsGoogle Tag ManagerNext.js Cloudflare
2,077ninjarmm.com Microsoft ClarityCloudflarecore-jsGoogle Tag Managerimpact.comjQuery Cloudflare
2,086evergage.com Akamai Bot ManagerAkamaiContentfulGoogle FontsGoogle Tag ManagerOneTrust Amazon Web Services
2,124asu.edu AcquiaBootstrapCloudflareCloudflare Web AnalyticsDrupal 10Font Awesome Cloudflare
2,219elastic.co Google Tag ManagerNext.jsnginxReactTailwind CSSVarnish Google Cloud
2,313asana.com Datadog RUMGoogle Tag ManagerJotformNetlifyNext.jsOneTrust Amazon Web Services
2,428inmotionhosting.com Bootstrap 3.0.3CloudflareCloudflare Web Analyticscore-jsDiviEqualWeb Cloudflare
2,666parallels.com BootstrapCloudflareDjangoFont AwesomejQuery 3.6.0Marketo Cloudflare
2,673wasabisys.com MUINetlifyNext.jsOneTrustReactSwiper Bluearchive Zone 1 Wasabi...

Our crawler: 68,774 sites · Global · updated 13 Nov 2026 · Methodology

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