Technology history for openstax.org
Stack size over time
From 5 detected technologies in Apr 2018 to 58 in Jun 2026.
Currently detected
- Google Analytics since Apr 2018
- Google Font API since Apr 2018
- Nginx since Apr 2018
- Font Awesome since Apr 2018
- Webpack since Jul 2018
- Bootstrap since Aug 2018
- jQuery since Aug 2018
- Ruby since Aug 2018
- Ruby on Rails since Aug 2018
- Crazy Egg since Apr 2019
- Amazon Web Services since Jul 2019
- Amazon CloudFront since Jul 2019
- Google Tag Manager since Oct 2019
- Linkedin Insight Tag since Feb 2021
- Twitter Ads since May 2021
- Django since Jul 2021
- Facebook Pixel since Jul 2021
- Python since Jul 2021
- Google Optimize since Jul 2021
- Sentry since Jul 2021
- Wagtail since Jul 2021
- core-js since Sep 2021
- Lodash since Oct 2021
- Cloudflare since Nov 2021
- Cloudflare Bot Management since Nov 2021
- Preact since Nov 2021
- React since Jan 2022
- PWA since Aug 2022
- Google Workspace since Aug 2022
- Knockout.js since Aug 2022
- Amazon S3 since Aug 2022
- Amazon SES since Aug 2022
- parcel since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Salesforce Marketing Cloud Account Engagement since Dec 2022
- SWC since Dec 2022
- Salesforce since Feb 2023
- Osano since Jun 2023
- Hotjar since Nov 2023
- React Router since Nov 2024
- PostHog since Feb 2025
- CookieYes since May 2025
- Tailwind CSS since Nov 2025
- Next.js App Router since Nov 2025
- Next.js since Nov 2025
- Node.js since Nov 2025
- Priority Hints since Nov 2025
- RSS since Nov 2025
- Vercel since Nov 2025
- Turbopack since Mar 2026
- Shop Pay since Apr 2026
- Venmo since Apr 2026
- Cart Functionality since Apr 2026
- HTTP/3 since Apr 2026
- Apple Pay since Apr 2026
- PayPal since Apr 2026
- Shopify since Apr 2026
Previously used
- lit-html Feb 2024 to Apr 2025 · 1 yr
- Optimizely Apr 2018 to Jan 2025 · 6 yrs
- TikTok Pixel Jun 2024 to Jan 2025 · 7 mo
- Wisepops Feb 2024 to Apr 2024 · 2 mo
- ApexPages Feb 2023 to Jan 2024 · 11 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Rust Dec 2022 to Feb 2023 · 2 mo
- Pardot Jun 2018 to Nov 2022 · 4 yrs
- Cowboy Aug 2022 to Oct 2022 · 2 mo
- Emotion Aug 2022 to Oct 2022 · 2 mo
- Google Ads Conversion Tracking Aug 2021 to Oct 2022 · 1 yr
- MobX Aug 2022 to Oct 2022 · 2 mo
- Facebook Nov 2019 to Apr 2022 · 2 yrs
- Twitter Analytics May 2021 to Apr 2022 · 11 mo
- Wistia Jul 2021 to Nov 2021 · 4 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- YouTube Apr 2021 to Aug 2021 · 4 mo
- Babel Mar 2020 to May 2020 · 2 mo
- Essential JS 2 Oct 2019 to Feb 2020 · 4 mo
- webpack-2 Jun 2018 to Jun 2018 · 1 mo
Timeline
2025 1 added · 2 dropped · 1 switched
- dropped lit-html Jun 2025 · JavaScript libraries
- added CookieYes May 2025 · Cookie compliance
- dropped Optimizely Mar 2025 · A/B Testing
- switched TikTok Pixel PostHog Feb 2025 · Analytics
2024 5 added · 3 dropped
- added React Nov 2024 · JavaScript frameworks
- added React Router Nov 2024 · JavaScript frameworks
- added TikTok Pixel Jun 2024 · Analytics
- dropped Wisepops Jun 2024 · Widgets
- dropped ApexPages Mar 2024 · Page builders
- added lit-html Feb 2024 · JavaScript libraries
- dropped React Feb 2024 · JavaScript frameworks
- added Wisepops Feb 2024 · Widgets
2023 4 added · 2 dropped · 1 switched
- added React Dec 2023 · JavaScript frameworks
- added Hotjar Nov 2023 · Analytics
- added Osano Jun 2023 · Cookie compliance
- dropped React Jun 2023 · JavaScript frameworks
- dropped C Apr 2023 · Programming languages
- added React Apr 2023 · JavaScript frameworks
- switched Rust C Feb 2023 · Programming languages
2022 9 added · 10 dropped · 1 switched
- dropped Cowboy Dec 2022 · Web servers
- dropped Emotion Dec 2022 · JavaScript frameworks
- dropped Google Ads Conversion Tracking Dec 2022 · Analytics
- dropped MobX Dec 2022 · JavaScript libraries
- added Rust Dec 2022 · Programming languages
- switched Pardot Salesforce Marketing Cloud Account Engagement Dec 2022 · Marketing automation
- added SWC Dec 2022 · Miscellaneous
- dropped Webpack Dec 2022 · Miscellaneous
- dropped webpack-2 Nov 2022 · Miscellaneous
- dropped Facebook Oct 2022 · Widgets
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon S3 Aug 2022 · Miscellaneous
- added Amazon SES Aug 2022 · Email
- added Google Workspace Aug 2022 · Webmail
- added PWA Aug 2022 · Miscellaneous
- dropped React Aug 2022 · JavaScript frameworks
- dropped Twitter Analytics Jun 2022 · Analytics
- added React Jan 2022 · JavaScript frameworks
- dropped Wistia Jan 2022 · Video players
2021 20 added · 6 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cloudflare Nov 2021 · CDN
- added Cloudflare Bot Management Nov 2021 · Security
- added Preact Nov 2021 · JavaScript libraries
- dropped YouTube Nov 2021 · Video players
- added Lodash Oct 2021 · JavaScript libraries
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Aug 2021 · Analytics
- added Django Jul 2021 · Web frameworks
- added Facebook Pixel Jul 2021 · Analytics
- added Google Optimize Jul 2021 · A/B Testing
- added Python Jul 2021 · Programming languages
- added Ruby Jul 2021 · Programming languages
- added Ruby on Rails Jul 2021 · Web frameworks
- added Sentry Jul 2021 · Issue trackers
- added Wagtail Jul 2021 · CMS
- added Wistia Jul 2021 · Video players
- added Twitter Ads May 2021 · Advertising
- added Twitter Analytics May 2021 · Analytics
- added YouTube Apr 2021 · Video players
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped jQuery Mar 2021 · JavaScript libraries
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
- added Linkedin Insight Tag Feb 2021 · Analytics
2020 1 added · 2 dropped
- dropped Babel Oct 2020 · Miscellaneous
- dropped Essential JS 2 Apr 2020 · JavaScript Frameworks
- added Babel Mar 2020 · Miscellaneous
2019 6 added
- added Facebook Nov 2019 · Widgets
- added Essential JS 2 Oct 2019 · Web Frameworks
- added Google Tag Manager Oct 2019 · Tag Managers
- added Amazon CloudFront Jul 2019 · CDN
- added Amazon Web Services Jul 2019 · PaaS
- added Crazy Egg Apr 2019 · Analytics