Technology history for hotjar.com
Stack size over time
From 2 detected technologies in Apr 2018 to 131 in Jun 2026.
Currently detected
- Cloudflare since Apr 2018
- jQuery since Apr 2018
- Modernizr since Jun 2018
- Google Analytics since Jun 2018
- New Relic since Jun 2018
- Mixpanel since Jun 2018
- React since Jun 2018
- Google Tag Manager since Jun 2018
- Hotjar since Jun 2018
- HubSpot since Jun 2018
- Moment.js since Aug 2018
- Bootstrap since Aug 2018
- Webpack since Aug 2018
- YouTube since Aug 2018
- Prism since Aug 2018
- Font Awesome since Aug 2018
- Nginx since Aug 2018
- Google Code Prettify since Aug 2018
- Twitter typeahead.js since Aug 2018
- Google Font API since Aug 2018
- Ruby since Aug 2018
- Ruby on Rails since Aug 2018
- Twitter since Aug 2018
- Segment since Sep 2018
- Amazon Web Services since Sep 2019
- Amazon CloudFront since Sep 2019
- Babel since Mar 2020
- Zendesk since Mar 2020
- Optimizely since May 2020
- OneTrust since Aug 2020
- AngularJS since Sep 2020
- jQuery UI since Sep 2020
- jsDelivr since Sep 2020
- Lodash since Sep 2020
- decimal.js since Sep 2020
- D3 since Sep 2020
- Node.js since Sep 2020
- reCAPTCHA since Sep 2020
- Quill since Sep 2020
- Sentry since Sep 2020
- Vue.js since Oct 2020
- PayPal since Oct 2020
- Atlassian Statuspage since Jan 2021
- Polyfill since Jan 2021
- Linkedin Insight Tag since Feb 2021
- Microsoft Advertising since Feb 2021
- Twitter Ads since May 2021
- Taboola since Jun 2021
- Algolia since Jul 2021
- Unpkg since Jul 2021
- Wagtail since Jul 2021
- Emotion since Jul 2021
- Datadog since Jul 2021
- Django since Jul 2021
- Facebook Pixel since Jul 2021
- Google Ads Conversion Tracking since Jul 2021
- Python since Jul 2021
- Google Optimize since Jul 2021
- Appcues since Sep 2021
- core-js since Sep 2021
- Contentful since Oct 2021
- Next.js since Oct 2021
- styled-components since Oct 2021
- cdnjs since Nov 2021
- Cloudflare Bot Management since Nov 2021
- Envoy since Nov 2021
- PayPal Marketing Solutions since Nov 2021
- Preact since Nov 2021
- Microsoft Clarity since Jan 2022
- LottieFiles since Feb 2022
- Hotjar Incoming Feedback since Feb 2022
- Bugcrowd since Aug 2022
- Marketo since Aug 2022
- Mailgun since Aug 2022
- Contact Form 7 since Aug 2022
- jQuery Migrate since Aug 2022
- LazySizes since Aug 2022
- Amazon S3 since Aug 2022
- Chili Piper since Aug 2022
- Amazon SES since Aug 2022
- MySQL since Aug 2022
- WordPress since Aug 2022
- Yoast SEO since Aug 2022
- Yoast SEO Premium since Aug 2022
- ZURB Foundation since Aug 2022
- FancyBox since Aug 2022
- Discourse since Aug 2022
- Demandbase since Aug 2022
- Engagio since Aug 2022
- PHP since Aug 2022
- DocuSign since Aug 2022
- Ember.js since Aug 2022
- PWA since Aug 2022
- GSAP since Aug 2022
- Google Workspace since Aug 2022
- iubenda since Aug 2022
- Salesforce since Aug 2022
- Strattic since Aug 2022
- Typekit since Aug 2022
- Underscore.js since Aug 2022
- Contentsquare since Sep 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Greenhouse since Oct 2022
- RSS since Dec 2022
- Apple iCloud Mail since Jan 2023
- 6sense since Mar 2023
- Loom since Mar 2023
- WPML since Mar 2023
- Google Ads since Mar 2023
- Animate.css since Apr 2023
- HTTP/3 since Apr 2023
- Sendgrid since Apr 2023
- Axios since May 2023
- gunicorn since May 2023
- Skilljar since May 2023
- Ada since Jul 2023
- Bunny since Sep 2023
- Yii since Sep 2023
- Popper since Sep 2023
- Craft CMS since Sep 2023
- SEOmatic since Sep 2023
- Azure since Mar 2024
- web-vitals since Mar 2024
- Google Hosted Libraries since Mar 2024
- Heap since Apr 2024
- Reddit Ads since Jun 2024
- Stripe since Jun 2025
- Proton Mail since Oct 2025
- Priority Hints since Mar 2026
- HockeyStack since Apr 2026
Previously used
- Backbone.js Aug 2023 to Aug 2023 · 1 mo
- Cloudinary Aug 2023 to Aug 2023 · 1 mo
- Froala Editor Aug 2023 to Aug 2023 · 1 mo
- Google Maps Aug 2023 to Aug 2023 · 1 mo
- Instana Aug 2023 to Aug 2023 · 1 mo
- JSS Aug 2023 to Aug 2023 · 1 mo
- Leadfeeder Aug 2023 to Aug 2023 · 1 mo
- parcel Aug 2023 to Aug 2023 · 1 mo
- Pingdom RUM Aug 2023 to Aug 2023 · 1 mo
- Snowplow Analytics Aug 2023 to Aug 2023 · 1 mo
- SWC Aug 2023 to Aug 2023 · 1 mo
- Fastly Aug 2018 to Jul 2023 · 4 yrs
- Gatsby Aug 2022 to Apr 2023 · 8 mo
- Twitter Emoji (Twemoji) Aug 2022 to Apr 2023 · 8 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Wistia Oct 2021 to Oct 2022 · 1 yr
- Amazon ALB Sep 2021 to Sep 2022 · 1 yr
- Java Sep 2021 to Sep 2022 · 1 yr
- List.js Aug 2018 to Sep 2022 · 4 yrs
- Recruitee Apr 2022 to Sep 2022 · 5 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Caddy Nov 2018 to Apr 2022 · 3 yrs
- Cowboy Jul 2021 to Apr 2022 · 9 mo
- Facebook Jun 2018 to Apr 2022 · 3 yrs
- Go Nov 2018 to Apr 2022 · 3 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- Snap Pixel Jul 2021 to Feb 2022 · 7 mo
- Google Sign-in Jul 2021 to Oct 2021 · 3 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Slick Jun 2018 to Sep 2021 · 3 yrs
- Chart.js Sep 2020 to Jul 2021 · 10 mo
- TinyMCE Nov 2020 to Jan 2021 · 2 mo
- Socket.io Sep 2020 to Oct 2020 · 1 mo
- Section.io Sep 2020 to Sep 2020 · 1 mo
- Matomo Aug 2018 to Feb 2020 · 1 yr
- Intercom Jun 2018 to Apr 2019 · 10 mo
- Amplitude Oct 2018 to Nov 2018 · 1 mo
- Matomo Analytics Jun 2018 to Jul 2018 · 1 mo
Timeline
2026 2 added
- added HockeyStack Apr 2026 · Analytics
- added Priority Hints Mar 2026 · Performance
2025 3 added
- added Proton Mail Oct 2025 · Webmail
- added Stripe Jun 2025 · Payment processors
- added Envoy May 2025 · Reverse proxies
2024 2 added
- added Reddit Ads Jun 2024 · Advertising
- added Heap Apr 2024 · Analytics
2023 19 added · 15 dropped
- dropped Fastly Nov 2023 · CDN
- dropped Backbone.js Oct 2023 · JavaScript frameworks
- dropped Cloudinary Oct 2023 · CDN
- dropped Froala Editor Oct 2023 · Rich text editors
- dropped Google Maps Oct 2023 · Maps
- dropped Instana Oct 2023 · Issue trackers
- dropped JSS Oct 2023 · JavaScript frameworks
- dropped Leadfeeder Oct 2023 · Analytics
- dropped parcel Oct 2023 · Miscellaneous
- dropped Pingdom RUM Oct 2023 · RUM
- dropped Snowplow Analytics Oct 2023 · Analytics
- dropped SWC Oct 2023 · Miscellaneous
- added Bunny Sep 2023 · CDN
- added Craft CMS Sep 2023 · CMS
- added Popper Sep 2023 · Miscellaneous
- added SEOmatic Sep 2023 · SEO
- added Yii Sep 2023 · Web frameworks
- added Ada Jul 2023 · Live chat
- dropped Gatsby Jun 2023 · JavaScript frameworks
- dropped Twitter Emoji (Twemoji) Jun 2023 · Font scripts
- added Axios May 2023 · JavaScript libraries
- added gunicorn May 2023 · Web servers
- added Modernizr May 2023 · JavaScript libraries
- added New Relic May 2023 · RUM
- added Skilljar May 2023 · LMS
- added Animate.css Apr 2023 · UI frameworks
- added HTTP/3 Apr 2023 · Miscellaneous
- added Sendgrid Apr 2023 · Email
- added 6sense Mar 2023 · Marketing automation
- added Loom Mar 2023 · Livestreaming
- added WPML Mar 2023 · WordPress plugins
- dropped YouTube Mar 2023 · Video players
- added Apple iCloud Mail Jan 2023 · Webmail
- added HubSpot Jan 2023 · Marketing automation
2022 48 added · 14 dropped · 2 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added RSS Dec 2022 · Miscellaneous
- dropped Wistia Dec 2022 · Video players
- dropped Amazon ALB Nov 2022 · Load balancers
- dropped Java Nov 2022 · Programming languages
- dropped List.js Nov 2022 · JavaScript libraries
- added Mixpanel Nov 2022 · Analytics
- switched Recruitee Greenhouse Oct 2022 · Recruitment & staffing
- added Wistia Oct 2022 · Video players
- added Contentsquare Sep 2022 · A/B Testing
- dropped Envoy Sep 2022 · Reverse proxies
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Algolia Aug 2022 · Search engines
- added Amazon ALB Aug 2022 · Load balancers
- added Amazon SES Aug 2022 · Email
- switched Tailwind CSS Bootstrap Aug 2022 · UI frameworks
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Contentful Aug 2022 · CMS
- added Font Awesome Aug 2022 · Font scripts
- added Google Font API Aug 2022 · Font scripts
- added Google Workspace Aug 2022 · Webmail
- added Hotjar Incoming Feedback Aug 2022 · Surveys
- added Java Aug 2022 · Programming languages
- added jsDelivr Aug 2022 · CDN
- added Linkedin Insight Tag Aug 2022 · Analytics
- added List.js Aug 2022 · JavaScript libraries
- added LottieFiles Aug 2022 · Miscellaneous
- added Microsoft Advertising Aug 2022 · Advertising
- added Microsoft Clarity Aug 2022 · Analytics
- added Moment.js Aug 2022 · JavaScript libraries
- added Next.js Aug 2022 · Web frameworks
- added Node.js Aug 2022 · Programming languages
- added OneTrust Aug 2022 · Cookie compliance
- added Optimizely Aug 2022 · A/B Testing
- added Preact Aug 2022 · JavaScript libraries
- added Prism Aug 2022 · Miscellaneous
- added Recruitee Aug 2022 · Recruitment & staffing
- added Ruby Aug 2022 · Programming languages
- added Ruby on Rails Aug 2022 · Web frameworks
- added styled-components Aug 2022 · JavaScript frameworks
- added Taboola Aug 2022 · Advertising
- added Twitter Ads Aug 2022 · Advertising
- added Unpkg Aug 2022 · CDN
- added Vue.js Aug 2022 · JavaScript frameworks
- added YouTube Aug 2022 · Video players
- added Zendesk Aug 2022 · Issue trackers
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Caddy Jun 2022 · Web servers
- dropped Cowboy Jun 2022 · Web servers
- dropped Facebook Jun 2022 · Widgets
- dropped Go Jun 2022 · Programming languages
- dropped Twitter Analytics Jun 2022 · Analytics
- added Recruitee Apr 2022 · Recruitment & staffing
- dropped Snap Pixel Apr 2022 · Advertising
- added Tailwind CSS Apr 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Hotjar Incoming Feedback Feb 2022 · Widgets
- added LottieFiles Feb 2022 · Miscellaneous
- added Microsoft Clarity Jan 2022 · Analytics
- dropped Wistia Jan 2022 · Video players
2021 51 added · 24 dropped · 1 switched
- dropped Google Sign-in Dec 2021 · Social logins
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Cloudflare Bot Management Nov 2021 · Security
- added Envoy Nov 2021 · Reverse proxies
- added PayPal Marketing Solutions Nov 2021 · Analytics
- added Preact Nov 2021 · JavaScript libraries
- dropped Slick Nov 2021 · JavaScript libraries
- added Contentful Oct 2021 · CMS
- added Next.js Oct 2021 · Web frameworks
- added Node.js Oct 2021 · Programming languages
- added styled-components Oct 2021 · Development
- added Wistia Oct 2021 · Video players
- added Amazon ALB Sep 2021 · Load balancers
- added Appcues Sep 2021 · User onboarding
- added core-js Sep 2021 · JavaScript libraries
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- added Algolia Jul 2021 · Search engines
- added AngularJS Jul 2021 · JavaScript frameworks
- added Bootstrap Jul 2021 · UI frameworks
- added Chart.js Jul 2021 · JavaScript graphics
- added Cowboy Jul 2021 · Web servers
- switched Chart.js D3 Jul 2021 · JavaScript graphics
- added Datadog Jul 2021 · RUM
- added decimal.js Jul 2021 · JavaScript libraries
- added Django Jul 2021 · Web frameworks
- added Emotion Jul 2021 · JavaScript frameworks
- added Facebook Pixel Jul 2021 · Analytics
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Optimize Jul 2021 · A/B Testing
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Sign-in Jul 2021 · Social logins
- added jQuery UI Jul 2021 · JavaScript libraries
- added List.js Jul 2021 · JavaScript libraries
- added Lodash Jul 2021 · JavaScript libraries
- added Moment.js Jul 2021 · JavaScript libraries
- added Prism Jul 2021 · Miscellaneous
- added Python Jul 2021 · Programming languages
- added Quill Jul 2021 · Rich text editors
- added Ruby Jul 2021 · Programming languages
- added Ruby on Rails Jul 2021 · Web frameworks
- added Snap Pixel Jul 2021 · Advertising
- added Unpkg Jul 2021 · CDN
- added Vue.js Jul 2021 · JavaScript frameworks
- added Wagtail Jul 2021 · CMS
- added Webpack Jul 2021 · Miscellaneous
- added Taboola Jun 2021 · Advertising
- added React May 2021 · JavaScript libraries
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- added Zendesk May 2021 · CMS
- dropped AngularJS Mar 2021 · JavaScript frameworks
- dropped Babel Mar 2021 · Miscellaneous
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped Chart.js Mar 2021 · JavaScript graphics
- dropped D3 Mar 2021 · JavaScript graphics
- dropped decimal.js Mar 2021 · JavaScript libraries
- dropped Google Code Prettify Mar 2021 · Miscellaneous
- dropped jQuery UI Mar 2021 · JavaScript libraries
- dropped List.js Mar 2021 · JavaScript libraries
- dropped Lodash Mar 2021 · JavaScript libraries
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped Prism Mar 2021 · Miscellaneous
- dropped Quill Mar 2021 · Rich text editors
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
- dropped TinyMCE Mar 2021 · Rich text editors
- dropped Twitter typeahead.js Mar 2021 · JavaScript libraries
- dropped Vue.js Mar 2021 · JavaScript frameworks
- dropped Webpack Mar 2021 · Miscellaneous
- added Linkedin Insight Tag Feb 2021 · Analytics
- added Microsoft Advertising Feb 2021 · Analytics
- dropped Modernizr Feb 2021 · JavaScript Libraries
- dropped New Relic Feb 2021 · Analytics
- added Optimizely Feb 2021 · A/B Testing
2020 6 added · 7 dropped · 2 switched
- dropped Babel Dec 2020 · Miscellaneous
- dropped Node.js Dec 2020 · Programming languages
- dropped Optimizely Dec 2020 · Analytics
- dropped React Dec 2020 · JavaScript frameworks
- dropped Socket.io Dec 2020 · JavaScript frameworks
- added TinyMCE Nov 2020 · Rich text editors
- added PayPal Oct 2020 · Payment processors
- added Vue.js Oct 2020 · JavaScript frameworks
- switched Section.io jsDelivr Sep 2020 · CDN
- added OneTrust Aug 2020 · Cookie compliance
- dropped Zendesk Aug 2020 · CMS
- switched Matomo Optimizely May 2020 · Analytics
- dropped HubSpot Apr 2020 · Marketing Automation
- added Babel Mar 2020 · Miscellaneous
- added Zendesk Mar 2020 · CMS
2019 24 added · 3 dropped
- added Amazon CloudFront Sep 2019 · CDN
- added Amazon Web Services Sep 2019 · PaaS
- dropped Intercom Jun 2019 · Analytics
- dropped Mixpanel Jun 2019 · Analytics
- added Caddy Mar 2019 · Web Servers
- added Cloudflare Mar 2019 · CDN
- added Facebook Mar 2019 · Widgets
- added Font Awesome Mar 2019 · Font Scripts
- added Go Mar 2019 · Programming Languages
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Tag Manager Mar 2019 · Tag Managers
- added Hotjar Mar 2019 · Analytics
- added HubSpot Mar 2019 · Marketing Automation
- added Intercom Mar 2019 · Analytics
- added List.js Mar 2019 · JavaScript Libraries
- added Matomo Mar 2019 · Analytics
- added Mixpanel Mar 2019 · Analytics
- added Moment.js Mar 2019 · JavaScript Libraries
- added Prism Mar 2019 · Miscellaneous
- added React Mar 2019 · JavaScript Frameworks
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- added Segment Mar 2019 · Analytics
- added Slick Mar 2019 · JavaScript Libraries
- added YouTube Mar 2019 · Video Players
- dropped Amplitude Jan 2019 · Analytics
2018 17 added · 2 dropped
- added Caddy Nov 2018 · Web Servers
- added Go Nov 2018 · Programming Languages
- dropped Nginx Nov 2018 · Web Servers
- added Amplitude Oct 2018 · Analytics
- dropped Matomo Analytics Sep 2018 · Analytics
- added Segment Sep 2018 · Analytics
- added Matomo Aug 2018 · Analytics
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added Hotjar Jun 2018 · Analytics
- added HubSpot Jun 2018 · Marketing Automation
- added Intercom Jun 2018 · Analytics
- added Matomo Analytics Jun 2018 · Analytics
- added Mixpanel Jun 2018 · Analytics
- added Modernizr Jun 2018 · JavaScript Frameworks
- added New Relic Jun 2018 · Analytics
- added React Jun 2018 · JavaScript Frameworks
- added Slick Jun 2018 · JavaScript Frameworks