Technology history for codecademy.com
Stack size over time
From 3 detected technologies in May 2018 to 128 in Jun 2026.
Currently detected
- Segment since May 2018
- Cloudflare since May 2018
- React since May 2018
- Facebook since Jun 2018
- Lodash since Jun 2018
- Google Analytics since Jun 2018
- New Relic since Jun 2018
- Ruby since Jun 2018
- Ruby on Rails since Jun 2018
- jQuery since Jun 2018
- Google Tag Manager since Jun 2018
- RackCache since Jun 2018
- Webpack since Jul 2018
- Node.js since Aug 2018
- Ghost since Aug 2018
- Ember.js since Aug 2018
- Lightbox since Aug 2018
- Discourse since Aug 2018
- Moment.js since Aug 2018
- Nginx since Aug 2018
- Hotjar since Aug 2018
- Google Font API since Aug 2018
- reCAPTCHA since Oct 2018
- Amazon Web Services since Jan 2019
- Amazon CloudFront since Jan 2019
- ZURB Foundation since Feb 2019
- Twitter since Feb 2019
- Contentful since Mar 2019
- Shopify since Feb 2020
- Zendesk since Mar 2020
- Babel since Mar 2020
- Google Cloud since Aug 2020
- Shop Pay since Aug 2020
- YouTube since Aug 2020
- American Express since Aug 2020
- Apple Pay since Aug 2020
- Cart Functionality since Aug 2020
- Google Maps since Aug 2020
- Google Pay since Aug 2020
- Venmo since Aug 2020
- Visa since Aug 2020
- OneTrust since Dec 2020
- Microsoft Advertising since Feb 2021
- Cloudinary since Feb 2021
- Omnisend since Feb 2021
- Linkedin Insight Tag since Apr 2021
- AddShoppers since May 2021
- Django since Jun 2021
- Facebook Pixel since Jun 2021
- Emotion since Jun 2021
- TikTok Pixel since Jun 2021
- HubSpot Analytics since Jun 2021
- UpSellit since Jun 2021
- Python since Jun 2021
- Google Ads Conversion Tracking since Jul 2021
- LogRocket since Jul 2021
- Matomo Analytics since Jul 2021
- Next.js since Jul 2021
- Datadog since Jul 2021
- Snap Pixel since Jul 2021
- HubSpot since Jul 2021
- styled-components since Aug 2021
- HubSpot Cookie since Aug 2021
- Varnish since Aug 2021
- core-js since Sep 2021
- FullStory since Sep 2021
- Podsights since Sep 2021
- Envoy since Oct 2021
- Boomerang since Oct 2021
- Sprig since Nov 2021
- Cloudflare Bot Management since Nov 2021
- Pepperjam since Nov 2021
- Mastercard since Jan 2022
- PayPal since Jan 2022
- Preact since Jan 2022
- Printful since Jan 2022
- JSS since Feb 2022
- Microsoft Clarity since Feb 2022
- Extole since Feb 2022
- Rockerbox since Feb 2022
- Cloudflare Network Error Logging since Feb 2022
- Loadable-Components since Apr 2022
- Tailwind CSS since Apr 2022
- Pendo since Apr 2022
- Google Cloud CDN since Apr 2022
- MUI since May 2022
- LazySizes since Jun 2022
- Facebook Pay since Jun 2022
- PWA since Aug 2022
- Fastly since Sep 2022
- GitHub Pages since Sep 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- Open Graph since Sep 2022
- Lua since Nov 2022
- Snowplow Analytics since Nov 2022
- Instapage since Nov 2022
- Profitwell since Nov 2022
- RSS since Dec 2022
- Apple iCloud Mail since Jan 2023
- Azure since Feb 2023
- Storybook since May 2023
- Reddit Ads since Jul 2023
- Microsoft 365 since Aug 2023
- lit-element since Jun 2024
- lit-html since Jun 2024
- Amazon Advertising since Jun 2024
- Amazon Webstore since Jun 2024
- Apollo since Jun 2024
- GraphQL since Jun 2024
- TypeScript since Jun 2024
- Prism since Jun 2024
- Embedly since Jul 2024
- Facebook Login since Jul 2024
- Stimulus since Jul 2024
- Trix since Jul 2024
- Turbolinks since Jul 2024
- Twitter Ads since Jul 2024
- Stripe since Jul 2024
- Ahoy since Jul 2024
- Cloudflare Browser Insights since Jul 2024
- Pingdom RUM since Jul 2024
- Plyr since Jul 2024
- VideoJS since Jul 2024
- Digioh since Apr 2025
- Zone.js since Oct 2025
- Angular since Oct 2025
- Quora Pixel since Oct 2025
Previously used
- Partytown Dec 2024 to Dec 2024 · 1 mo
- Vimeo Apr 2024 to Apr 2024 · 1 mo
- Amazon S3 Jan 2019 to Mar 2024 · 5 yrs
- Mautic Jan 2024 to Jan 2024 · 1 mo
- Solvvy Feb 2022 to Oct 2023 · 1 yr
- OpenResty Nov 2022 to Mar 2023 · 4 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Handlebars Aug 2018 to Apr 2022 · 3 yrs
- jQuery UI Jun 2020 to Feb 2022 · 1 yr
- Highlight.js Sep 2020 to Jan 2022 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Polyfill Aug 2020 to Aug 2021 · 1 yr
- Sumo Aug 2018 to Apr 2021 · 2 yrs
- Gravatar Dec 2018 to Oct 2020 · 1 yr
- AngularJS Feb 2020 to Jul 2020 · 5 mo
- Mixpanel Feb 2020 to Jul 2020 · 5 mo
- Cowboy Feb 2020 to Mar 2020 · 1 mo
- Erlang Feb 2020 to Mar 2020 · 1 mo
- Intercom Feb 2020 to Feb 2020 · 1 mo
- Unbounce Aug 2018 to May 2019 · 9 mo
- Modernizr Jun 2018 to Jan 2019 · 7 mo
- Phusion Passenger Aug 2018 to Jan 2019 · 5 mo
- Backbone.js Jun 2018 to Jun 2018 · 1 mo
- Google Plus Jun 2018 to Jun 2018 · 1 mo
- RequireJS Jun 2018 to Jun 2018 · 1 mo
- Underscore.js Jun 2018 to Jun 2018 · 1 mo
- webpack-2 Jun 2018 to Jun 2018 · 1 mo
Timeline
2025 5 added · 1 dropped
- added Angular Oct 2025 · JavaScript frameworks
- added Quora Pixel Oct 2025 · Analytics
- added Zone.js Oct 2025 · JavaScript frameworks
- added Envoy May 2025 · Reverse proxies
- added Digioh Apr 2025 · Form builders
- dropped Partytown Feb 2025 · Performance
2024 23 added · 3 dropped
- added Partytown Dec 2024 · Performance
- added Ahoy Jul 2024 · Analytics
- added Cloudflare Browser Insights Jul 2024 · RUM
- added Embedly Jul 2024 · Widgets
- added Facebook Login Jul 2024 · Authentication
- added Pingdom RUM Jul 2024 · RUM
- added Plyr Jul 2024 · Video players
- added Stimulus Jul 2024 · JavaScript frameworks
- added Stripe Jul 2024 · Payment processors
- added Tailwind CSS Jul 2024 · UI frameworks
- added Trix Jul 2024 · Rich text editors
- added Turbolinks Jul 2024 · Performance
- added Twitter Ads Jul 2024 · Advertising
- added VideoJS Jul 2024 · Video players
- added Amazon Advertising Jun 2024 · Advertising
- added Amazon Webstore Jun 2024 · Ecommerce
- added Apollo Jun 2024 · JavaScript libraries
- added GraphQL Jun 2024 · Programming languages
- added lit-element Jun 2024 · JavaScript libraries
- added lit-html Jun 2024 · JavaScript libraries
- added Prism Jun 2024 · Miscellaneous
- added TypeScript Jun 2024 · Programming languages
- dropped Vimeo Jun 2024 · Video players
- dropped Amazon S3 May 2024 · CDN
- dropped Mautic Mar 2024 · Marketing automation
- added Mautic Jan 2024 · Marketing automation
2023 6 added · 3 dropped
- dropped Solvvy Dec 2023 · Live chat
- added Microsoft 365 Aug 2023 · Webmail
- added Reddit Ads Jul 2023 · Advertising
- dropped OpenResty May 2023 · Web servers
- dropped C Apr 2023 · Programming languages
- added reCAPTCHA Apr 2023 · Security
- added Azure Feb 2023 · PaaS
- added C Feb 2023 · Programming languages
- added Apple iCloud Mail Jan 2023 · Webmail
2022 68 added · 5 dropped · 1 switched
- added RSS Dec 2022 · Miscellaneous
- added Profitwell Nov 2022 · Analytics
- dropped Envoy Sep 2022 · Reverse proxies
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon S3 Aug 2022 · Miscellaneous
- added American Express Aug 2022 · Payment processors
- added Apple Pay Aug 2022 · Payment processors
- added Babel Aug 2022 · Miscellaneous
- added Boomerang Aug 2022 · JavaScript libraries
- added Cart Functionality Aug 2022 · Ecommerce
- added Cloudflare Bot Management Aug 2022 · Security
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Cloudinary Aug 2022 · CDN
- added core-js Aug 2022 · JavaScript libraries
- added Datadog Aug 2022 · Analytics
- added Discourse Aug 2022 · Message boards
- added Django Aug 2022 · Web frameworks
- added Ember.js Aug 2022 · JavaScript frameworks
- added Emotion Aug 2022 · JavaScript frameworks
- added Extole Aug 2022 · Referral marketing
- added FullStory Aug 2022 · Analytics
- added Google Cloud Aug 2022 · IaaS
- added Google Cloud CDN Aug 2022 · CDN
- added Google Maps Aug 2022 · Maps
- added Google Pay Aug 2022 · Payment processors
- added JSS Aug 2022 · JavaScript frameworks
- added LazySizes Aug 2022 · JavaScript libraries
- added Lightbox Aug 2022 · JavaScript libraries
- added Loadable-Components Aug 2022 · JavaScript libraries
- added Lodash Aug 2022 · JavaScript libraries
- added LogRocket Aug 2022 · Analytics
- added Mastercard Aug 2022 · Payment processors
- added Microsoft Clarity Aug 2022 · Analytics
- added Moment.js Aug 2022 · JavaScript libraries
- added MUI Aug 2022 · UI frameworks
- added Nginx Aug 2022 · Web servers
- added Omnisend Aug 2022 · Marketing automation
- added PayPal Aug 2022 · Payment processors
- added Pendo Aug 2022 · Analytics
- added Pepperjam Aug 2022 · Affiliate programs
- added Podsights Aug 2022 · Advertising
- added Preact Aug 2022 · JavaScript libraries
- added Printful Aug 2022 · Personalisation
- added PWA Aug 2022 · Miscellaneous
- added Python Aug 2022 · Programming languages
- added Rockerbox Aug 2022 · Marketing automation
- added Shop Pay Aug 2022 · Payment processors
- added Shopify Aug 2022 · Ecommerce
- added Solvvy Aug 2022 · Live chat
- added Sprig Aug 2022 · Analytics
- added styled-components Aug 2022 · JavaScript frameworks
- added Venmo Aug 2022 · Payment processors
- added Visa Aug 2022 · Payment processors
- added YouTube Aug 2022 · Video players
- added Zendesk Aug 2022 · Issue trackers
- dropped Handlebars Jun 2022 · JavaScript frameworks
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped Wheelio Jun 2022 · Widgets
- switched Highlight.js Amazon S3 May 2022 · Miscellaneous
- added MUI May 2022 · UI frameworks
- added Google Cloud CDN Apr 2022 · CDN
- dropped jQuery UI Apr 2022 · JavaScript libraries
- added Loadable-Components Apr 2022 · JavaScript libraries
- added Pendo Apr 2022 · Analytics
- added Tailwind CSS Apr 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Extole Feb 2022 · Referral marketing
- added JSS Feb 2022 · Development
- added Lightbox Feb 2022 · JavaScript libraries
- added Microsoft Clarity Feb 2022 · Analytics
- added Rockerbox Feb 2022 · Marketing automation
- added Solvvy Feb 2022 · Live chat
2021 41 added · 13 dropped
- added Cloudflare Bot Management Nov 2021 · Security
- added Pepperjam Nov 2021 · Affiliate programs
- added Sprig Nov 2021 · Surveys
- added Envoy Oct 2021 · Reverse proxies
- dropped Polyfill Oct 2021 · JavaScript libraries
- dropped reCAPTCHA Oct 2021 · Security
- added core-js Sep 2021 · JavaScript libraries
- added FullStory Sep 2021 · Analytics
- added Podsights Sep 2021 · Advertising
- added Wheelio Sep 2021 · Widgets
- added HubSpot Cookie Aug 2021 · Cookie compliance
- added styled-components Aug 2021 · Development
- added Varnish Aug 2021 · Caching
- added Datadog Jul 2021 · RUM
- added Discourse Jul 2021 · Message boards
- added Ember.js Jul 2021 · JavaScript frameworks
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Handlebars Jul 2021 · JavaScript frameworks
- added Highlight.js Jul 2021 · Miscellaneous
- added HubSpot Jul 2021 · Marketing automation
- added jQuery UI Jul 2021 · JavaScript libraries
- added LogRocket Jul 2021 · Analytics
- added Matomo Analytics Jul 2021 · Analytics
- added Moment.js Jul 2021 · JavaScript libraries
- added Next.js Jul 2021 · Web frameworks
- added Snap Pixel Jul 2021 · Advertising
- added Babel Jun 2021 · Miscellaneous
- added Django Jun 2021 · Web frameworks
- added Emotion Jun 2021 · JavaScript frameworks
- added Facebook Pixel Jun 2021 · Analytics
- added Ghost Jun 2021 · Blogs
- added HubSpot Analytics Jun 2021 · Analytics
- added Lodash Jun 2021 · JavaScript libraries
- added Node.js Jun 2021 · Programming languages
- added Python Jun 2021 · Programming languages
- dropped Sumo Jun 2021 · Marketing automation
- added TikTok Pixel Jun 2021 · Analytics
- added UpSellit Jun 2021 · Personalisation
- added AddShoppers May 2021 · Widgets
- added Zendesk May 2021 · Live chat
- added Linkedin Insight Tag Apr 2021 · Analytics
- dropped Babel Mar 2021 · Miscellaneous
- dropped Discourse Mar 2021 · Message boards
- dropped Ember.js Mar 2021 · JavaScript frameworks
- dropped Ghost Mar 2021 · Blogs
- dropped Handlebars Mar 2021 · JavaScript frameworks
- dropped Highlight.js Mar 2021 · Miscellaneous
- dropped jQuery UI Mar 2021 · JavaScript libraries
- dropped Lodash Mar 2021 · JavaScript libraries
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped Node.js Mar 2021 · Programming languages
- added Cloudinary Feb 2021 · CDN
- added Microsoft Advertising Feb 2021 · Analytics
- added Omnisend Feb 2021 · Marketing automation
2020 16 added · 7 dropped · 1 switched
- added OneTrust Dec 2020 · Cookie compliance
- dropped AngularJS Oct 2020 · JavaScript frameworks
- dropped Mixpanel Oct 2020 · Analytics
- switched Gravatar Highlight.js Sep 2020 · Miscellaneous
- added American Express Aug 2020 · Payment processors
- added Apple Pay Aug 2020 · Payment processors
- added Cart Functionality Aug 2020 · Ecommerce
- added Google Cloud Aug 2020 · CDN
- added Google Maps Aug 2020 · Maps
- added Google Pay Aug 2020 · Payment processors
- added Lodash Aug 2020 · JavaScript libraries
- added Polyfill Aug 2020 · JavaScript libraries
- added Shop Pay Aug 2020 · Payment processors
- added Venmo Aug 2020 · Payment processors
- added Visa Aug 2020 · Payment processors
- added YouTube Aug 2020 · Video players
- dropped Zendesk Aug 2020 · CMS
- dropped Cowboy Jun 2020 · Web Servers
- dropped Erlang Jun 2020 · Programming Languages
- added jQuery UI Jun 2020 · JavaScript libraries
- dropped Intercom May 2020 · Analytics
- added Babel Mar 2020 · Miscellaneous
- added Zendesk Mar 2020 · SaaS
- dropped Unbounce Feb 2020 · Editors
2019 29 added · 2 dropped · 1 switched
- dropped Amazon S3 Apr 2019 · Miscellaneous
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon Web Services Mar 2019 · PaaS
- added Cloudflare Mar 2019 · CDN
- added Contentful Mar 2019 · CMS
- added Discourse Mar 2019 · Message Boards
- added Ember.js Mar 2019 · JavaScript Frameworks
- added Facebook Mar 2019 · Widgets
- added Ghost Mar 2019 · Blogs
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added Google Tag Manager Mar 2019 · Tag Managers
- added Gravatar Mar 2019 · Miscellaneous
- added Handlebars Mar 2019 · JavaScript Frameworks
- added Hotjar Mar 2019 · Analytics
- added jQuery Mar 2019 · JavaScript Libraries
- dropped Modernizr Mar 2019 · JavaScript Libraries
- added Moment.js Mar 2019 · JavaScript Libraries
- added New Relic Mar 2019 · Analytics
- switched Phusion Passenger Nginx Mar 2019 · Web Servers
- added Node.js Mar 2019 · Programming Languages
- added RackCache Mar 2019 · Cache Tools
- added React Mar 2019 · JavaScript Frameworks
- added reCAPTCHA Mar 2019 · Captchas
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- added Segment Mar 2019 · Analytics
- added Sumo Mar 2019 · Marketing Automation
- added Twitter Mar 2019 · Widgets
- added Unbounce Mar 2019 · Landing Page Builders
- added Webpack Mar 2019 · Miscellaneous
- added ZURB Foundation Mar 2019 · Web Frameworks
2018 16 added · 5 dropped · 2 switched
- added Gravatar Dec 2018 · Miscellaneous
- dropped Lightbox Oct 2018 · JavaScript Libraries
- added reCAPTCHA Oct 2018 · Captchas
- dropped Backbone.js Aug 2018 · JavaScript Frameworks
- dropped Lodash Aug 2018 · JavaScript Frameworks
- dropped RequireJS Aug 2018 · JavaScript Frameworks
- dropped Underscore.js Aug 2018 · JavaScript Frameworks
- switched webpack-2 Webpack Jul 2018 · Miscellaneous
- added Backbone.js Jun 2018 · JavaScript Frameworks
- switched Google Plus Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added Google Plus Jun 2018 · Widgets
- added Google Tag Manager Jun 2018 · Tag Managers
- added jQuery Jun 2018 · JavaScript Frameworks
- added Lodash Jun 2018 · JavaScript Frameworks
- added Modernizr Jun 2018 · JavaScript Frameworks
- added New Relic Jun 2018 · Analytics
- added RackCache Jun 2018 · Cache Tools
- added RequireJS Jun 2018 · JavaScript Frameworks
- added Ruby Jun 2018 · Programming Languages
- added Ruby on Rails Jun 2018 · Web Frameworks
- added Underscore.js Jun 2018 · JavaScript Frameworks
- added webpack-2 Jun 2018 · Miscellaneous