Technology history for outschool.com
Stack size over time
From 2 detected technologies in May 2018 to 98 in Jun 2026.
Currently detected
- Cowboy since May 2018
- Segment since May 2018
- Google Analytics since Jun 2018
- Facebook since Jun 2018
- Node.js since Jun 2018
- React since Jun 2018
- Erlang since Jun 2018
- Intercom since Jun 2018
- Express since Jun 2018
- webpack-2 since Jun 2018
- Webpack since Jul 2018
- jQuery since Aug 2018
- New Relic since Aug 2018
- Cloudflare since Aug 2018
- Google Tag Manager since Jan 2019
- Sentry since Nov 2019
- Babel since Mar 2020
- Apollo since Mar 2020
- Amplitude since Apr 2020
- Ghost since May 2020
- Google Font API since May 2020
- Polyfill since May 2020
- Stripe since Aug 2020
- Amazon Web Services since Aug 2020
- Microsoft Advertising since Feb 2021
- Twitter Ads since May 2021
- Pinterest Conversion Tag since Jun 2021
- TypeScript since Jun 2021
- Emotion since Jun 2021
- Facebook Pixel since Jun 2021
- Font Awesome since Jun 2021
- GraphQL since Jun 2021
- Google Ads Conversion Tracking since Jul 2021
- Unpkg since Jul 2021
- Varnish since Jul 2021
- Nginx since Jul 2021
- OpenResty since Jul 2021
- core-js since Sep 2021
- jQuery Migrate since Nov 2021
- MySQL since Nov 2021
- PHP since Nov 2021
- Yoast SEO since Nov 2021
- WP Engine since Nov 2021
- Slick since Nov 2021
- Divi since Nov 2021
- WordPress since Nov 2021
- Microsoft Clarity since Dec 2021
- TikTok Pixel since Mar 2022
- Cloudflare Bot Management since May 2022
- Lodash since Jun 2022
- Twitter typeahead.js since Jul 2022
- reCAPTCHA since Jul 2022
- Bootstrap since Jul 2022
- Google Code Prettify since Jul 2022
- Atlassian Statuspage since Jul 2022
- Amazon S3 since Jul 2022
- Twitter since Jul 2022
- OWL Carousel since Aug 2022
- Google Workspace since Aug 2022
- Nette Framework since Aug 2022
- cdnjs since Aug 2022
- Apple Sign-in since Aug 2022
- Highlight.js since Aug 2022
- Swiper since Sep 2022
- Open Graph since Sep 2022
- HSTS since Oct 2022
- Contentful since Nov 2022
- RSS since Dec 2022
- Google Ads since Dec 2022
- MUI since Mar 2023
- Cloudflare Turnstile since Mar 2023
- Next.js since Apr 2023
- jsDelivr since Apr 2023
- Underscore.js since May 2023
- The Events Calendar since May 2023
- Google Sign-in since Aug 2023
- Priority Hints since Sep 2023
- Embedly since Nov 2023
- Ruby on Rails since Nov 2023
- Turbolinks since Nov 2023
- Tailwind CSS since Nov 2023
- PWA since Nov 2023
- Ahoy since Nov 2023
- LinkMink since Nov 2023
- Headless UI since Nov 2023
- Facebook Login since Nov 2023
- Pingdom RUM since Nov 2023
- Plyr since Nov 2023
- VideoJS since Nov 2023
- Ruby since Nov 2023
- Stimulus since Nov 2023
- Amazon CloudFront since Jun 2024
- Select2 since Apr 2025
- Autoptimize since Jul 2025
- LazySizes since Jul 2025
- HTTP/3 since Apr 2026
- Zendesk since Apr 2026
- Webflow since Apr 2026
Previously used
- jQuery UI Aug 2024 to Jan 2025 · 5 mo
- Popup Maker Aug 2024 to Jan 2025 · 5 mo
- DataTables Aug 2022 to Jun 2024 · 1 yr
- WP-Optimize Feb 2022 to May 2023 · 1 yr
- Fastly Jul 2022 to Mar 2023 · 8 mo
- AWIN Feb 2021 to Nov 2022 · 1 yr
- Hotjar Aug 2021 to Nov 2022 · 1 yr
- PebblePost Jul 2022 to Nov 2022 · 4 mo
- Podsights Sep 2021 to Nov 2022 · 1 yr
- TVSquared May 2022 to Nov 2022 · 6 mo
- Swiper Slider Nov 2021 to Aug 2022 · 9 mo
- Sqreen Feb 2021 to Jun 2022 · 1 yr
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Preact Jan 2022 to Apr 2022 · 3 mo
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- FullStory Nov 2021 to Dec 2021 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Heroku Aug 2020 to Sep 2021 · 1 yr
- Optimizely Aug 2021 to Aug 2021 · 1 mo
- Criteo Dec 2018 to Mar 2019 · 3 mo
Timeline
2026 1 added
- added Zendesk Apr 2026 · Live chat
2025 6 added · 2 dropped
- added Autoptimize Jul 2025 · WordPress plugins
- added LazySizes Jul 2025 · Performance
- added Slick May 2025 · JavaScript libraries
- added Select2 Apr 2025 · JavaScript libraries
- dropped jQuery UI Mar 2025 · JavaScript libraries
- dropped Popup Maker Mar 2025 · WordPress plugins
- added jQuery UI Jan 2025 · JavaScript libraries
- added Popup Maker Jan 2025 · WordPress plugins
2024 3 added · 4 dropped · 1 switched
- added Microsoft Clarity Nov 2024 · Analytics
- dropped Fastly Oct 2024 · CDN
- added Google Sign-in Oct 2024 · Authentication
- dropped jQuery UI Oct 2024 · JavaScript libraries
- dropped Popup Maker Oct 2024 · WordPress plugins
- dropped cdnjs Aug 2024 · CDN
- switched DataTables jQuery UI Aug 2024 · JavaScript libraries
- added Popup Maker Aug 2024 · WordPress plugins
2023 27 added · 13 dropped
- dropped Google Sign-in Nov 2023 · Authentication
- added Priority Hints Sep 2023 · Performance
- added Google Sign-in Aug 2023 · Authentication
- dropped WP-Optimize Jul 2023 · WordPress plugins
- added Amazon S3 May 2023 · CDN
- added Amazon Web Services May 2023 · PaaS
- added cdnjs May 2023 · CDN
- added Contentful May 2023 · CMS
- added DataTables May 2023 · JavaScript libraries
- added Divi May 2023 · WordPress plugins
- added Highlight.js May 2023 · JavaScript libraries
- added jQuery Migrate May 2023 · JavaScript libraries
- added jsDelivr May 2023 · CDN
- added MySQL May 2023 · Databases
- added Next.js May 2023 · JavaScript frameworks
- added Nginx May 2023 · Web servers
- added OpenResty May 2023 · Web servers
- added OWL Carousel May 2023 · JavaScript libraries
- added Swiper May 2023 · JavaScript libraries
- added The Events Calendar May 2023 · WordPress plugins
- added Underscore.js May 2023 · JavaScript libraries
- added WordPress May 2023 · CMS
- added WP Engine May 2023 · PaaS
- added WP-Optimize May 2023 · WordPress plugins
- added Yoast SEO May 2023 · WordPress plugins
- added Next.js Apr 2023 · JavaScript frameworks
- added Cloudflare Turnstile Mar 2023 · Security
- dropped Google Ads Mar 2023 · Advertising
- dropped Google Ads Conversion Tracking Mar 2023 · Analytics
- dropped Google Tag Manager Mar 2023 · Tag managers
- dropped Microsoft Advertising Mar 2023 · Advertising
- added MUI Mar 2023 · UI frameworks
- dropped Pinterest Conversion Tag Mar 2023 · Analytics
- dropped AWIN Jan 2023 · Affiliate programs
- dropped Hotjar Jan 2023 · Analytics
- dropped PebblePost Jan 2023 · Retargeting
- dropped Podsights Jan 2023 · Advertising
- dropped TikTok Pixel Jan 2023 · Analytics
- dropped TVSquared Jan 2023 · Advertising
- added WP-Optimize Jan 2023 · WordPress plugins
2022 55 added · 13 dropped
- added Google Ads Dec 2022 · Advertising
- added RSS Dec 2022 · Miscellaneous
- dropped WP-Optimize Dec 2022 · WordPress plugins
- dropped Microsoft Clarity Nov 2022 · Analytics
- dropped Swiper Slider Oct 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- dropped Slick Sep 2022 · JavaScript libraries
- added Swiper Sep 2022 · JavaScript libraries
- added Amazon S3 Aug 2022 · Miscellaneous
- added Amazon Web Services Aug 2022 · PaaS
- added Apollo Aug 2022 · JavaScript libraries
- added Atlassian Statuspage Aug 2022 · Issue trackers
- added AWIN Aug 2022 · Affiliate programs
- added Babel Aug 2022 · Miscellaneous
- added Bootstrap Aug 2022 · UI frameworks
- added cdnjs Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added DataTables Aug 2022 · JavaScript libraries
- added Divi Aug 2022 · Page builders
- added Emotion Aug 2022 · JavaScript frameworks
- added Fastly Aug 2022 · CDN
- added Font Awesome Aug 2022 · Font scripts
- added Google Ads Conversion Tracking Aug 2022 · Analytics
- added Google Code Prettify Aug 2022 · Miscellaneous
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- added GraphQL Aug 2022 · Programming languages
- added Hotjar Aug 2022 · Analytics
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added Lodash Aug 2022 · JavaScript libraries
- added Microsoft Advertising Aug 2022 · Advertising
- added MySQL Aug 2022 · Databases
- added OWL Carousel Aug 2022 · JavaScript libraries
- added PebblePost Aug 2022 · Retargeting
- added PHP Aug 2022 · Programming languages
- added Pinterest Conversion Tag Aug 2022 · Analytics
- added Podsights Aug 2022 · Advertising
- dropped Preact Aug 2022 · JavaScript libraries
- added reCAPTCHA Aug 2022 · Security
- dropped Sqreen Aug 2022 · Security
- added Stripe Aug 2022 · Payment processors
- added Swiper Slider Aug 2022 · Miscellaneous
- added TikTok Pixel Aug 2022 · Analytics
- added TVSquared Aug 2022 · Advertising
- added Twitter Aug 2022 · Widgets
- added Twitter Ads Aug 2022 · Advertising
- dropped Twitter Analytics Aug 2022 · Analytics
- added Twitter typeahead.js Aug 2022 · JavaScript libraries
- added TypeScript Aug 2022 · Programming languages
- added WordPress Aug 2022 · CMS
- added WP Engine Aug 2022 · PaaS
- added WP-Optimize Aug 2022 · WordPress plugins
- added Yoast SEO Aug 2022 · WordPress plugins
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added PebblePost Jul 2022 · Retargeting
- dropped WP-Optimize Jul 2022 · WordPress plugins
- added Lodash Jun 2022 · JavaScript libraries
- added Cloudflare Bot Management May 2022 · Security
- added TVSquared May 2022 · Advertising
- dropped Nginx Mar 2022 · Web servers
- dropped OpenResty Mar 2022 · Web servers
- added TikTok Pixel Mar 2022 · Analytics
- dropped Amplitude Feb 2022 · Analytics
- dropped FullStory Feb 2022 · Analytics
- added Polyfill Feb 2022 · JavaScript libraries
- added WP-Optimize Feb 2022 · Performance
- added Preact Jan 2022 · JavaScript libraries
2021 39 added · 12 dropped
- added Microsoft Clarity Dec 2021 · Analytics
- dropped Wheelio Dec 2021 · Widgets
- added Divi Nov 2021 · Page builders
- added FullStory Nov 2021 · Analytics
- dropped Heroku Nov 2021 · PaaS
- added jQuery Migrate Nov 2021 · JavaScript libraries
- added MySQL Nov 2021 · Databases
- added PHP Nov 2021 · Programming languages
- added Slick Nov 2021 · JavaScript libraries
- added Swiper Slider Nov 2021 · Miscellaneous
- added WordPress Nov 2021 · CMS
- added WP Engine Nov 2021 · Hosting
- added Yoast SEO Nov 2021 · SEO
- dropped Optimizely Oct 2021 · A/B Testing
- dropped Polyfill Oct 2021 · JavaScript libraries
- added core-js Sep 2021 · JavaScript libraries
- added Podsights Sep 2021 · Advertising
- added Wheelio Sep 2021 · Widgets
- added Hotjar Aug 2021 · Analytics
- added Optimizely Aug 2021 · A/B Testing
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added Nginx Jul 2021 · Web servers
- added OpenResty Jul 2021 · Web servers
- added Unpkg Jul 2021 · CDN
- added Varnish Jul 2021 · Caching
- dropped Amazon Web Services Jun 2021 · PaaS
- added Apollo Jun 2021 · JavaScript libraries
- added AWIN Jun 2021 · Affiliate programs
- added Babel Jun 2021 · Miscellaneous
- added Emotion Jun 2021 · Development
- added Facebook Pixel Jun 2021 · Analytics
- added Font Awesome Jun 2021 · Font scripts
- added Ghost Jun 2021 · Blogs
- dropped Google Tag Manager Jun 2021 · Tag managers
- added GraphQL Jun 2021 · Programming languages
- added Pinterest Conversion Tag Jun 2021 · Analytics
- added Sentry Jun 2021 · Issue trackers
- added TypeScript Jun 2021 · Programming languages
- dropped AWIN May 2021 · Affiliate programs
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- dropped Apollo Mar 2021 · JavaScript libraries
- dropped Babel Mar 2021 · Miscellaneous
- dropped Ghost Mar 2021 · Blogs
- dropped New Relic Mar 2021 · Analytics
- dropped Sentry Mar 2021 · Issue trackers
- added AWIN Feb 2021 · Affiliate programs
- added Microsoft Advertising Feb 2021 · Analytics
- added Sqreen Feb 2021 · Miscellaneous
2020 6 added
- added Amazon Web Services Aug 2020 · PaaS
- added Heroku Aug 2020 · PaaS
- added Stripe Aug 2020 · Payment processors
- added Amplitude Apr 2020 · Analytics
- added Apollo Mar 2020 · JavaScript Libraries
- added Babel Mar 2020 · Miscellaneous
2019 2 added · 1 dropped
- added Sentry Nov 2019 · Issue Trackers
- dropped Criteo May 2019 · Advertising Networks
- added Google Tag Manager Jan 2019 · Tag Managers
2018 10 added
- added Criteo Dec 2018 · Advertising Networks
- added Webpack Jul 2018 · Miscellaneous
- added Erlang Jun 2018 · Programming Languages
- added Express Jun 2018 · Web Frameworks
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added Intercom Jun 2018 · Analytics
- added Node.js Jun 2018 · Programming Languages
- added React Jun 2018 · JavaScript Frameworks
- added webpack-2 Jun 2018 · Miscellaneous