Technology history for zearn.org
Stack size over time
From 3 detected technologies in Apr 2018 to 40 in Jun 2026 (peak 50).
Currently detected
- Google Font API since Apr 2018
- Cowboy since Apr 2018
- Google Tag Manager since Jun 2018
- GSAP since Jun 2018
- jQuery since Jun 2018
- Ruby since Jun 2018
- Ruby on Rails since Jun 2018
- Erlang since Jun 2018
- Google Analytics since Jun 2018
- jQuery UI since Jun 2018
- Webpack since Jul 2018
- Vue.js since Aug 2018
- Lodash since Aug 2018
- Cloudflare since Oct 2018
- Zendesk since Apr 2020
- Webflow since May 2020
- Marketo since May 2020
- Plyr since Jul 2020
- Amazon Web Services since Aug 2020
- Heroku since Aug 2020
- jsDelivr since Nov 2020
- Twitter Ads since May 2021
- Facebook Pixel since Jul 2021
- Howler.js since Sep 2021
- core-js since Sep 2021
- Envoy since Nov 2021
- Cloudflare Bot Management since Dec 2021
- Amazon SES since Aug 2022
- MailChimp since Aug 2022
- Microsoft 365 since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Rudderstack since Sep 2022
- Tippy.js since Sep 2022
- Atlassian Statuspage since Jan 2023
- Alpine.js since Mar 2024
- FancyBox since Mar 2024
- HTTP/3 since Nov 2024
- New Relic since Aug 2025
- Priority Hints since Mar 2026
Previously used
- cdnjs May 2022 to Feb 2024 · 1 yr
- Font Awesome Apr 2018 to Feb 2024 · 5 yrs
- Moment.js Aug 2018 to Feb 2024 · 5 yrs
- React Aug 2018 to Mar 2023 · 4 yrs
- Backbone.js Feb 2023 to Feb 2023 · 1 mo
- Google Hosted Libraries Feb 2022 to Feb 2023 · 1 yr
- Google Optimize Jul 2021 to Feb 2023 · 1 yr
- LiveIntent Feb 2023 to Feb 2023 · 1 mo
- Modernizr Feb 2023 to Feb 2023 · 1 mo
- Snowplow Analytics Feb 2023 to Feb 2023 · 1 mo
- theTradeDesk Feb 2023 to Feb 2023 · 1 mo
- TikTok Pixel Feb 2023 to Feb 2023 · 1 mo
- Underscore.js Feb 2023 to Feb 2023 · 1 mo
- Varnish May 2020 to Feb 2023 · 2 yrs
- YouTube Feb 2023 to Feb 2023 · 1 mo
- Nginx Aug 2018 to Nov 2022 · 4 yrs
- OpenResty May 2020 to Nov 2022 · 2 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Polyfill Sep 2018 to Sep 2022 · 4 yrs
- Fastly May 2022 to Aug 2022 · 3 mo
- Google Remarketing Tag Aug 2021 to May 2022 · 9 mo
- Facebook Nov 2020 to Apr 2022 · 1 yr
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Typekit Jun 2018 to Sep 2021 · 3 yrs
- Lua May 2020 to May 2021 · 1 yr
- TinyMCE Oct 2020 to Jan 2021 · 3 mo
- Hotjar Sep 2018 to Nov 2018 · 2 mo
- webpack-2 Jun 2018 to Jun 2018 · 1 mo
Timeline
2026 1 added
- added Priority Hints Mar 2026 · Performance
2025 2 added
2024 3 added · 6 dropped · 1 switched
- added HTTP/3 Nov 2024 · Miscellaneous
- added Cloudflare Bot Management Sep 2024 · Security
- dropped Polyfill Aug 2024 · JavaScript libraries
- dropped Typekit Aug 2024 · Font scripts
- dropped Webpack Aug 2024 · Miscellaneous
- dropped Wheelio Aug 2024 · Widgets
- dropped cdnjs Apr 2024 · CDN
- dropped Font Awesome Apr 2024 · Font scripts
- added Alpine.js Mar 2024 · JavaScript frameworks
- switched Moment.js FancyBox Mar 2024 · JavaScript libraries
2023 3 added · 9 dropped · 7 switched
- dropped Cloudflare Bot Management Sep 2023 · Security
- dropped Backbone.js Apr 2023 · JavaScript frameworks
- dropped Google Hosted Libraries Apr 2023 · CDN
- dropped Google Optimize Apr 2023 · A/B Testing
- dropped Varnish Apr 2023 · Caching
- dropped YouTube Apr 2023 · Video players
- switched React Backbone.js Feb 2023 · JavaScript frameworks
- switched theTradeDesk LiveIntent Feb 2023 · Advertising
- switched Underscore.js Modernizr Feb 2023 · JavaScript libraries
- switched TikTok Pixel Snowplow Analytics Feb 2023 · Analytics
- switched LiveIntent theTradeDesk Feb 2023 · Advertising
- switched Snowplow Analytics TikTok Pixel Feb 2023 · Analytics
- switched Modernizr Underscore.js Feb 2023 · JavaScript libraries
- added Varnish Feb 2023 · Caching
- added YouTube Feb 2023 · Video players
- added Atlassian Statuspage Jan 2023 · PaaS
- dropped Nginx Jan 2023 · Web servers
- dropped OpenResty Jan 2023 · Web servers
- dropped Varnish Jan 2023 · Caching
2022 26 added · 5 dropped · 1 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Fastly Nov 2022 · CDN
- dropped Envoy Oct 2022 · Reverse proxies
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon SES Aug 2022 · Email
- 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
- switched Twitter Analytics Facebook Pixel Aug 2022 · Analytics
- added Fastly Aug 2022 · CDN
- added Google Hosted Libraries Aug 2022 · CDN
- added Google Optimize Aug 2022 · A/B Testing
- added jsDelivr Aug 2022 · CDN
- added MailChimp Aug 2022 · Email
- added Marketo Aug 2022 · Marketing automation
- added Microsoft 365 Aug 2022 · Webmail
- added Moment.js Aug 2022 · JavaScript libraries
- added Nginx Aug 2022 · Web servers
- added OpenResty Aug 2022 · Web servers
- added React Aug 2022 · JavaScript frameworks
- added Twitter Ads Aug 2022 · Advertising
- added Varnish Aug 2022 · Caching
- added Webflow Aug 2022 · Page builders
- added Zendesk Aug 2022 · Documentation
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Facebook Jun 2022 · Widgets
- added cdnjs May 2022 · CDN
- added Fastly May 2022 · CDN
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Google Hosted Libraries Feb 2022 · CDN
2021 12 added · 3 dropped
- added Cloudflare Bot Management Dec 2021 · Security
- added Envoy Nov 2021 · Reverse proxies
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Aug 2021 · Retargeting
- added Facebook Pixel Jul 2021 · Analytics
- added Google Optimize Jul 2021 · A/B Testing
- dropped Lua Jul 2021 · Programming languages
- added Moment.js Jul 2021 · JavaScript libraries
- added React May 2021 · JavaScript libraries
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- added Zendesk May 2021 · CMS
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped TinyMCE Mar 2021 · Rich text editors
2020 6 added · 4 dropped
- added Facebook Nov 2020 · Widgets
- added jsDelivr Nov 2020 · CDN
- dropped React Nov 2020 · JavaScript frameworks
- added TinyMCE Oct 2020 · Rich text editors
- added Amazon Web Services Aug 2020 · PaaS
- dropped Erlang Aug 2020 · Programming languages
- added Heroku Aug 2020 · PaaS
- dropped Zendesk Aug 2020 · CMS
- added Plyr Jul 2020 · Video players
- dropped Hotjar May 2020 · Analytics
2019 4 added
- added Cloudflare Mar 2019 · CDN
- added Font Awesome Mar 2019 · Font Scripts
- added Moment.js Mar 2019 · JavaScript Libraries
- added React Mar 2019 · JavaScript Frameworks
2018 15 added · 2 dropped · 1 switched
- dropped Nginx Nov 2018 · Web Servers
- added Cloudflare Oct 2018 · CDN
- added Hotjar Sep 2018 · Analytics
- added Polyfill Sep 2018 · JavaScript Libraries
- added Lodash Aug 2018 · JavaScript Libraries
- added Vue.js Aug 2018 · JavaScript Frameworks
- switched webpack-2 Webpack Jul 2018 · Miscellaneous
- added Erlang Jun 2018 · Programming Languages
- dropped Font Awesome Jun 2018 · Font Scripts
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added GSAP Jun 2018 · JavaScript Frameworks
- added jQuery Jun 2018 · JavaScript Frameworks
- added jQuery UI Jun 2018 · JavaScript Frameworks
- added Ruby Jun 2018 · Programming Languages
- added Ruby on Rails Jun 2018 · Web Frameworks
- added Typekit Jun 2018 · Font Scripts
- added webpack-2 Jun 2018 · Miscellaneous