Technology history for usertesting.com
Stack size over time
From 7 detected technologies in Apr 2018 to 120 in Jun 2026.
Currently detected
- Font Awesome since Apr 2018
- Nginx since Apr 2018
- jQuery since Apr 2018
- Google Tag Manager since Apr 2018
- Crazy Egg since Jun 2018
- Google Analytics since Jun 2018
- New Relic since Jun 2018
- Marketo since Jun 2018
- Bootstrap since Jun 2018
- Typekit since Jun 2018
- Varnish since Jun 2018
- Moment.js since Aug 2018
- React since Aug 2018
- Ruby since Aug 2018
- Ruby on Rails since Aug 2018
- Webpack since Aug 2018
- Cloudflare since Nov 2018
- Lodash since Mar 2019
- Google Font API since Apr 2019
- Drupal since Mar 2020
- Amazon Web Services since Mar 2020
- PHP since Mar 2020
- Zendesk since Mar 2020
- FancyBox since Apr 2020
- Backbone.js since Apr 2020
- Handlebars since Apr 2020
- Polyfill since Apr 2020
- Underscore.js since Apr 2020
- Zone.js since Apr 2020
- reCAPTCHA since Jun 2020
- jsDelivr since Oct 2020
- Highlight.js since Oct 2020
- AppNexus since Nov 2020
- Segment since Dec 2020
- Acquia Cloud Platform since Feb 2021
- Linkedin Insight Tag since Feb 2021
- Hotjar since Apr 2021
- Wistia since Apr 2021
- Ada since Jun 2021
- Datadog since Jul 2021
- Facebook Pixel since Jul 2021
- Emotion since Jul 2021
- Osano since Jul 2021
- Angular since Jul 2021
- Sentry since Jul 2021
- Snowplow Analytics since Jul 2021
- TypeScript since Jul 2021
- core-js since Sep 2021
- Java since Sep 2021
- Podsights since Sep 2021
- Wheelio since Sep 2021
- Cloudflare Bot Management since Oct 2021
- Envoy since Nov 2021
- Microsoft Advertising since Jan 2022
- LazySizes since Feb 2022
- Adobe Experience Platform Launch since Mar 2022
- Adobe Target since Mar 2022
- Algolia since Apr 2022
- lit-html since Apr 2022
- Tailwind CSS since Apr 2022
- Fastly since May 2022
- Preact since May 2022
- DocuSign since Aug 2022
- jQuery CDN since Aug 2022
- Google Workspace since Aug 2022
- hCaptcha since Aug 2022
- PWA since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- MyFonts since Oct 2022
- Amazon S3 since Oct 2022
- Babel since Oct 2022
- styled-components since Oct 2022
- Acquia Personalization since Nov 2022
- 6sense since Dec 2022
- Acquia Content Hub since Dec 2022
- Honeybadger since Jan 2023
- Drift since Feb 2023
- Amazon CloudFront since Mar 2023
- Hello Bar since Mar 2023
- Splide since Mar 2023
- Atlassian Statuspage since Apr 2023
- Google Code Prettify since Apr 2023
- RSS since Apr 2023
- Highcharts since Apr 2023
- Twitter typeahead.js since Apr 2023
- Okta since Aug 2023
- CookieYes since Oct 2023
- LazySizes unveilhooks plugin since Oct 2023
- ScrollMagic since Oct 2023
- GSAP since Oct 2023
- AddToAny since Feb 2024
- Rudderstack since Mar 2024
- Hugo since Jun 2024
- cdnjs since Jun 2024
- Clipboard.js since Jun 2024
- MUI since Oct 2024
- Reddit Ads since Dec 2024
- Slick since Feb 2025
- inSided since Mar 2025
- Apollo since Jun 2025
- GraphQL since Jun 2025
- Lightbox since Jul 2025
- HTTP/3 since Aug 2025
- Pendo since Oct 2025
- Qualified since Nov 2025
- TikTok Pixel since Nov 2025
- Modernizr since Jan 2026
- Axios since Jan 2026
- Prism since Jan 2026
- Skilljar since Jan 2026
- ZURB Foundation since Jan 2026
- VWO since Apr 2026
- Duda since May 2026
- MobX since May 2026
- PhotoSwipe since May 2026
- jQuery Migrate since May 2026
- Priority Hints since May 2026
- Mautic since Jun 2026
- Auth0 since Jun 2026
Previously used
- lit-element Aug 2025 to Nov 2025 · 3 mo
- JSS Sep 2024 to Oct 2025 · 1 yr
- Cart Functionality Sep 2024 to Sep 2024 · 1 mo
- Popper Mar 2023 to Dec 2023 · 9 mo
- Unpkg Mar 2023 to Mar 2023 · 1 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Outbrain Feb 2022 to Jan 2023 · 11 mo
- Apache HTTP Server Mar 2020 to Nov 2022 · 2 yrs
- Browser-Update.org Aug 2022 to Nov 2022 · 3 mo
- Acquia Cloud Classic Aug 2022 to Oct 2022 · 2 mo
- Amazon EC2 Mar 2020 to Oct 2022 · 2 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Discourse Oct 2022 to Oct 2022 · 1 mo
- Ember.js Oct 2022 to Oct 2022 · 1 mo
- Google Ads Conversion Tracking Aug 2021 to Oct 2022 · 1 yr
- Microsoft Clarity Jan 2022 to Oct 2022 · 9 mo
- Percona Mar 2020 to Oct 2022 · 2 yrs
- Red Hat Gluster Aug 2022 to Oct 2022 · 2 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Facebook Jun 2018 to Apr 2022 · 3 yrs
- Google Optimize Jul 2021 to Mar 2022 · 8 mo
- Intercom Nov 2018 to Feb 2022 · 3 yrs
- AddThis Mar 2020 to Dec 2021 · 1 yr
- Moat Feb 2021 to Dec 2021 · 10 mo
- jQuery UI Apr 2020 to Nov 2021 · 1 yr
- Quantcast Choice Aug 2021 to Aug 2021 · 1 mo
- Acquia Cloud Mar 2020 to Jan 2021 · 10 mo
- TinyMCE Oct 2020 to Jan 2021 · 3 mo
- Optimizely Apr 2018 to Dec 2020 · 2 yrs
- Heap Apr 2020 to Jun 2020 · 2 mo
- XRegExp Apr 2020 to May 2020 · 1 mo
- Animate.css Apr 2018 to Feb 2020 · 1 yr
- OWL Carousel Apr 2018 to Feb 2020 · 1 yr
- YUI Jun 2018 to Feb 2020 · 1 yr
- Matomo Aug 2018 to May 2019 · 9 mo
- Sumo Jun 2018 to Jan 2019 · 7 mo
- Matomo Analytics Jun 2018 to Jul 2018 · 1 mo
Timeline
2026 2 added · 1 dropped
- added Mautic Jun 2026 · Marketing automation
- added VWO Apr 2026 · Analytics
- dropped lit-element Jan 2026 · JavaScript libraries
2025 8 added · 4 dropped
- dropped JSS Dec 2025 · JavaScript frameworks
- added Qualified Nov 2025 · Live chat
- added TikTok Pixel Nov 2025 · Analytics
- added Pendo Oct 2025 · Analytics
- added JSS Sep 2025 · JavaScript frameworks
- added HTTP/3 Aug 2025 · Miscellaneous
- added lit-element Aug 2025 · JavaScript libraries
- added Lightbox Jul 2025 · JavaScript libraries
- dropped Discourse Apr 2025 · Message boards
- dropped Ember.js Apr 2025 · JavaScript frameworks
- dropped Emotion Apr 2025 · JavaScript frameworks
- added Envoy Apr 2025 · Reverse proxies
2024 3 added · 4 dropped
- added AddToAny Dec 2024 · Widgets
- added Reddit Ads Dec 2024 · Advertising
- dropped Cart Functionality Nov 2024 · Ecommerce
- dropped JSS Nov 2024 · JavaScript frameworks
- dropped Popper Nov 2024 · Miscellaneous
- dropped AddToAny May 2024 · Widgets
- added Rudderstack Mar 2024 · Customer data platform
2023 32 added · 8 dropped · 1 switched
- dropped Google Font API Nov 2023 · Font scripts
- added CookieYes Oct 2023 · Cookie compliance
- added GSAP Oct 2023 · JavaScript frameworks
- added LazySizes unveilhooks plugin Oct 2023 · JavaScript libraries
- added ScrollMagic Oct 2023 · JavaScript libraries
- dropped Cloudflare Network Error Logging Sep 2023 · Issue trackers
- dropped Envoy Sep 2023 · Reverse proxies
- dropped Unpkg Aug 2023 · CDN
- added Google Font API Jun 2023 · Font scripts
- added Angular May 2023 · JavaScript frameworks
- added Atlassian Statuspage May 2023 · Issue trackers
- added Backbone.js May 2023 · JavaScript frameworks
- added Bootstrap May 2023 · UI frameworks
- added Datadog May 2023 · RUM
- added FancyBox May 2023 · JavaScript libraries
- added Fastly May 2023 · CDN
- added Google Code Prettify May 2023 · Miscellaneous
- added Highcharts May 2023 · JavaScript graphics
- added Highlight.js May 2023 · JavaScript libraries
- added Honeybadger May 2023 · Issue trackers
- added jQuery CDN May 2023 · CDN
- added MyFonts May 2023 · Font scripts
- added Polyfill May 2023 · JavaScript libraries
- added reCAPTCHA May 2023 · Security
- added RSS May 2023 · Miscellaneous
- added Twitter typeahead.js May 2023 · JavaScript libraries
- added Typekit May 2023 · Font scripts
- added TypeScript May 2023 · Programming languages
- added Underscore.js May 2023 · JavaScript libraries
- added Varnish May 2023 · Caching
- added Zone.js May 2023 · JavaScript frameworks
- dropped C Apr 2023 · Programming languages
- dropped Apache HTTP Server Mar 2023 · Web servers
- dropped Browser-Update.org Mar 2023 · JavaScript libraries
- switched Outbrain Hello Bar Mar 2023 · Widgets
- added Splide Mar 2023 · JavaScript libraries
- added C Feb 2023 · Programming languages
- added Drift Feb 2023 · Live chat
- added Wistia Feb 2023 · Video players
- added Honeybadger Jan 2023 · Issue trackers
- dropped Java Jan 2023 · Programming languages
2022 60 added · 16 dropped · 3 switched
- added 6sense Dec 2022 · Personalisation
- dropped Acquia Cloud Classic Dec 2022 · Hosting
- added Acquia Content Hub Dec 2022 · Miscellaneous
- dropped Amazon EC2 Dec 2022 · Web servers
- dropped Fastly Dec 2022 · CDN
- dropped Google Ads Conversion Tracking Dec 2022 · Analytics
- dropped Microsoft Clarity Dec 2022 · Analytics
- dropped Percona Dec 2022 · Databases
- dropped Red Hat Gluster Dec 2022 · Network storage
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Acquia Cloud Classic Aug 2022 · Hosting
- added Acquia Cloud Platform Aug 2022 · PaaS
- added Adobe Experience Platform Launch Aug 2022 · Tag managers
- added Adobe Target Aug 2022 · A/B Testing
- added Algolia Aug 2022 · Search engines
- added Amazon EC2 Aug 2022 · Web servers
- added Amazon Web Services Aug 2022 · PaaS
- added Angular Aug 2022 · JavaScript frameworks
- added AppNexus Aug 2022 · Advertising
- added Backbone.js Aug 2022 · JavaScript frameworks
- added Crazy Egg Aug 2022 · Analytics
- added Datadog Aug 2022 · RUM
- added DocuSign Aug 2022 · Miscellaneous
- added Drupal Aug 2022 · CMS
- added Facebook Pixel Aug 2022 · Analytics
- added FancyBox Aug 2022 · JavaScript libraries
- added Fastly Aug 2022 · CDN
- added Google Ads Conversion Tracking Aug 2022 · Analytics
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- added Handlebars Aug 2022 · JavaScript frameworks
- added Highlight.js Aug 2022 · JavaScript libraries
- added Hotjar Aug 2022 · Analytics
- added Java Aug 2022 · Programming languages
- added jsDelivr Aug 2022 · CDN
- added LazySizes Aug 2022 · JavaScript libraries
- added Linkedin Insight Tag Aug 2022 · Analytics
- added lit-html Aug 2022 · JavaScript libraries
- added Lodash Aug 2022 · JavaScript libraries
- added Marketo Aug 2022 · Marketing automation
- added Microsoft Advertising Aug 2022 · Advertising
- added Microsoft Clarity Aug 2022 · Analytics
- added New Relic Aug 2022 · RUM
- added Nginx Aug 2022 · Web servers
- switched Facebook Outbrain Aug 2022 · Widgets
- added Percona Aug 2022 · Databases
- added PHP Aug 2022 · Programming languages
- added Podsights Aug 2022 · Advertising
- added Polyfill Aug 2022 · JavaScript libraries
- added reCAPTCHA Aug 2022 · Security
- added Red Hat Gluster Aug 2022 · Network storage
- added Segment Aug 2022 · Customer data platform
- added Tailwind CSS Aug 2022 · UI frameworks
- added Typekit Aug 2022 · Font scripts
- added TypeScript Aug 2022 · Programming languages
- added Underscore.js Aug 2022 · JavaScript libraries
- added Varnish Aug 2022 · Caching
- added Zone.js Aug 2022 · JavaScript frameworks
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Emotion May 2022 · Development
- added Fastly May 2022 · CDN
- dropped Google Optimize May 2022 · A/B Testing
- dropped Intercom May 2022 · CRM
- added Algolia Apr 2022 · Search engines
- added lit-html Apr 2022 · JavaScript libraries
- added Tailwind CSS Apr 2022 · UI frameworks
- added Adobe Experience Platform Launch Mar 2022 · Tag managers
- added Adobe Target Mar 2022 · A/B Testing
- dropped Wistia Mar 2022 · Video players
- dropped Bootstrap Feb 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- dropped Font Awesome Feb 2022 · Font scripts
- added LazySizes Feb 2022 · JavaScript libraries
- switched AddThis Outbrain Feb 2022 · Widgets
- dropped Snowplow Analytics Feb 2022 · IaaS
- dropped jQuery UI Jan 2022 · JavaScript libraries
- added Microsoft Advertising Jan 2022 · Advertising
- switched Moat Microsoft Clarity Jan 2022 · Analytics
2021 41 added · 21 dropped · 1 switched
- dropped Amazon EC2 Dec 2021 · Web servers
- dropped Amazon Web Services Dec 2021 · PaaS
- added Envoy Nov 2021 · Reverse proxies
- added Cloudflare Bot Management Oct 2021 · Security
- added core-js Sep 2021 · JavaScript libraries
- added Java Sep 2021 · Programming languages
- added Podsights Sep 2021 · Advertising
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Aug 2021 · Analytics
- added Quantcast Choice Aug 2021 · Cookie compliance
- added Amazon Web Services Jul 2021 · PaaS
- added Angular Jul 2021 · JavaScript frameworks
- added Backbone.js Jul 2021 · JavaScript frameworks
- added Bootstrap Jul 2021 · UI frameworks
- added Datadog Jul 2021 · RUM
- added Emotion Jul 2021 · Development
- added Facebook Pixel Jul 2021 · Analytics
- added FancyBox Jul 2021 · JavaScript libraries
- added Google Optimize Jul 2021 · A/B Testing
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Handlebars Jul 2021 · JavaScript frameworks
- added Intercom Jul 2021 · Live chat
- added jQuery UI Jul 2021 · JavaScript libraries
- added Lodash Jul 2021 · JavaScript libraries
- added Moment.js Jul 2021 · JavaScript libraries
- added New Relic Jul 2021 · Analytics
- switched Quantcast Choice Osano Jul 2021 · Cookie compliance
- added Ruby Jul 2021 · Programming languages
- added Ruby on Rails Jul 2021 · Web frameworks
- added Sentry Jul 2021 · Issue trackers
- added Snowplow Analytics Jul 2021 · Analytics
- added TypeScript Jul 2021 · Programming languages
- added Underscore.js Jul 2021 · JavaScript libraries
- added Zone.js Jul 2021 · JavaScript frameworks
- added Ada Jun 2021 · Live chat
- added reCAPTCHA Jun 2021 · Security
- added Webpack Jun 2021 · Miscellaneous
- added React May 2021 · JavaScript libraries
- added Zendesk May 2021 · CMS
- added Hotjar Apr 2021 · Analytics
- added Wistia Apr 2021 · Video players
- dropped Acquia Cloud Mar 2021 · PaaS
- dropped Amazon Web Services Mar 2021 · PaaS
- dropped Backbone.js Mar 2021 · JavaScript frameworks
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped FancyBox Mar 2021 · JavaScript libraries
- dropped Handlebars Mar 2021 · JavaScript frameworks
- dropped Intercom Mar 2021 · Analytics
- dropped jQuery UI Mar 2021 · JavaScript libraries
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped New Relic Mar 2021 · Analytics
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
- dropped TinyMCE Mar 2021 · Rich text editors
- dropped Underscore.js Mar 2021 · JavaScript libraries
- dropped Webpack Mar 2021 · Miscellaneous
- dropped Zone.js Mar 2021 · JavaScript frameworks
- added Acquia Cloud Platform Feb 2021 · PaaS
- added Linkedin Insight Tag Feb 2021 · Analytics
- dropped Lodash Feb 2021 · JavaScript libraries
- added Moat Feb 2021 · Analytics
- dropped Optimizely Feb 2021 · Analytics
- dropped reCAPTCHA Feb 2021 · Security
2020 16 added · 7 dropped · 1 switched
- dropped React Dec 2020 · JavaScript frameworks
- added Segment Dec 2020 · Analytics
- added AppNexus Nov 2020 · Advertising
- added Highlight.js Oct 2020 · Miscellaneous
- added jsDelivr Oct 2020 · CDN
- added TinyMCE Oct 2020 · Rich text editors
- dropped Google Font API Aug 2020 · Font scripts
- dropped Heap Aug 2020 · Analytics
- dropped Zendesk Aug 2020 · CMS
- dropped XRegExp Jul 2020 · JavaScript libraries
- added reCAPTCHA Jun 2020 · Captchas
- dropped Animate.css Apr 2020 · Web Frameworks
- added Heap Apr 2020 · Analytics
- dropped YUI Apr 2020 · JavaScript Libraries
- added Acquia Cloud Mar 2020 · PaaS
- switched OWL Carousel AddThis Mar 2020 · Widgets
- added Amazon EC2 Mar 2020 · Web Servers
- added Amazon Web Services Mar 2020 · PaaS
- added Apache HTTP Server Mar 2020 · Web Servers
- added Drupal Mar 2020 · CMS
- added Google Font API Mar 2020 · Font Scripts
- added Percona Mar 2020 · Databases
- added PHP Mar 2020 · Programming Languages
- added Zendesk Mar 2020 · Live Chat
2019 25 added · 5 dropped
- dropped Google Font API Nov 2019 · Font Scripts
- dropped Matomo Jul 2019 · Analytics
- dropped Lodash May 2019 · JavaScript Libraries
- added Google Font API Apr 2019 · Font Scripts
- added Animate.css Mar 2019 · Web Frameworks
- added Bootstrap Mar 2019 · Web Frameworks
- added Cloudflare Mar 2019 · CDN
- added Crazy Egg Mar 2019 · Analytics
- added Facebook Mar 2019 · Widgets
- added Font Awesome Mar 2019 · Font Scripts
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added Intercom Mar 2019 · Analytics
- added jQuery Mar 2019 · JavaScript Libraries
- added Lodash Mar 2019 · JavaScript Libraries
- added Marketo Mar 2019 · Marketing Automation
- added Matomo Mar 2019 · Analytics
- added Moment.js Mar 2019 · JavaScript Libraries
- added New Relic Mar 2019 · Analytics
- added Nginx Mar 2019 · Web Servers
- added Optimizely Mar 2019 · Analytics
- added OWL Carousel Mar 2019 · Widgets
- added React Mar 2019 · JavaScript Frameworks
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- dropped Sumo Mar 2019 · Widgets
- dropped Typekit Mar 2019 · Font Scripts
- added Varnish Mar 2019 · Cache Tools
- added Webpack Mar 2019 · Miscellaneous
- added YUI Mar 2019 · JavaScript Libraries
2018 3 added · 1 dropped
- added Cloudflare Nov 2018 · CDN
- added Intercom Nov 2018 · Analytics
- dropped Matomo Analytics Sep 2018 · Analytics
- added Matomo Aug 2018 · Analytics