Technology history for libretexts.org
Stack size over time
From 1 detected technologies in May 2017 to 91 in Oct 2026 (peak 92).
Currently detected
- MathJax since May 2017
- jQuery since Feb 2018
- Google Font API since Feb 2018
- Nginx since Feb 2018
- Animate.css since Feb 2018
- Modernizr since Feb 2018
- Bootstrap since Feb 2018
- Lightbox since Feb 2018
- Google Tag Manager since Jun 2018
- Google Analytics since Jun 2018
- jQuery UI since Aug 2018
- Hammer.js since Aug 2018
- Three.js since Jan 2019
- Ubuntu since Jan 2019
- Apache HTTP Server since Jul 2019
- MySQL since Jul 2019
- PHP since Jul 2019
- Twitter Emoji (Twemoji) since Jul 2019
- WordPress since Jul 2019
- Amazon CloudFront since Jan 2020
- Amazon Web Services since Jan 2020
- Font Awesome since Apr 2020
- jQuery Migrate since Apr 2020
- RequireJS since Apr 2020
- jsDelivr since Jul 2020
- Cloudflare Browser Insights since Feb 2021
- Lodash since Jun 2021
- Unpkg since Jul 2021
- Isotope since Jul 2021
- core-js since Sep 2021
- cdnjs since Oct 2021
- Hestia since Nov 2021
- React since Dec 2021
- JSS since Feb 2022
- Popper since Apr 2022
- crypto-js since Apr 2022
- Cloudflare since May 2022
- MUI since Jul 2022
- Tippy.js since Jul 2022
- Webpack since Aug 2022
- Mailjet since Aug 2022
- Mailgun since Aug 2022
- Google Workspace since Aug 2022
- PWA since Sep 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- OrbitFox since Nov 2022
- Google Maps since Dec 2022
- RSS since Dec 2022
- Donorbox since Feb 2023
- Vue.js since Jun 2023
- HTTP/3 since Sep 2023
- Drupal since Oct 2023
- Tailwind CSS since Oct 2023
- Priority Hints since Feb 2024
- Elementor since Feb 2024
- Contact Form 7 since Feb 2024
- Slick since Feb 2024
- Redux Framework since Feb 2024
- Slider Revolution since Feb 2024
- Matomo Analytics since Mar 2024
- lit-html since Jun 2024
- lit-element since Jun 2024
- React Router since Nov 2024
- OWL Carousel since Feb 2025
- AddToAny since Feb 2025
- Clipboard.js since Feb 2025
- FancyBox since Feb 2025
- Swiper since Feb 2025
- Select2 since Mar 2025
- ThimPress LearnPress since Mar 2025
- WooCommerce since Mar 2025
- Underscore.js since Mar 2025
- Emotion since Nov 2025
- ApexCharts.js since Nov 2025
- Headless UI since Apr 2026
- New Relic since May 2026
- Google Code Prettify since Jun 2026
- Atlassian Statuspage since Jun 2026
- reCAPTCHA since Jun 2026
- Day.js since Jun 2026
- Twitter typeahead.js since Jun 2026
- Babel since Jun 2026
- Flarum since Jun 2026
- Python since Jul 2026
- PostgreSQL since Jul 2026
- Envoy since Jul 2026
- Cart Functionality since Jul 2026
- Odoo since Jul 2026
- Backdrop since Jul 2026
- Less since Jul 2026
Previously used
- Cloudflare Bot Management Feb 2025 to Jul 2026 · 1 yr
- Prism Jun 2023 to Apr 2026 · 2 yrs
- Vite Jun 2023 to Oct 2025 · 2 yrs
- Site Kit Feb 2024 to Jan 2025 · 11 mo
- Yoast SEO Feb 2024 to Jan 2025 · 11 mo
- Cloudflare Turnstile Feb 2024 to Feb 2024 · 1 mo
- Fastly Apr 2019 to Jan 2024 · 4 yrs
- GitHub Pages Apr 2019 to Jan 2024 · 4 yrs
- Statuspal Feb 2023 to Jan 2024 · 11 mo
- Varnish Apr 2019 to Jan 2024 · 4 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Ruby Apr 2019 to May 2022 · 3 yrs
- Ruby on Rails Apr 2019 to May 2022 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- hCaptcha Jan 2021 to May 2021 · 4 mo
- D3 Jan 2021 to Jan 2021 · 1 mo
- Gravatar Jul 2019 to Mar 2020 · 8 mo
- Hotjar Aug 2018 to Jan 2020 · 1 yr
Timeline
2026 3 added · 2 dropped
- dropped Cloudflare Bot Management Sep 2026 · Security
- added Envoy Jul 2026 · Reverse proxies
- dropped Prism Jul 2026 · Miscellaneous
- added New Relic May 2026 · RUM
- added Headless UI Apr 2026 · UI frameworks
2025 7 added · 3 dropped
- dropped Vite Dec 2025 · Miscellaneous
- dropped Site Kit Mar 2025 · WordPress plugins
- dropped Yoast SEO Mar 2025 · WordPress plugins
- added AddToAny Feb 2025 · Widgets
- added Clipboard.js Feb 2025 · JavaScript libraries
- added Cloudflare Bot Management Feb 2025 · Security
- added FancyBox Feb 2025 · JavaScript libraries
- added Isotope Feb 2025 · JavaScript libraries
- added OWL Carousel Feb 2025 · JavaScript libraries
- added Swiper Feb 2025 · JavaScript libraries
2024 13 added · 6 dropped
- added React Router Nov 2024 · JavaScript frameworks
- added lit-element Jun 2024 · JavaScript libraries
- added lit-html Jun 2024 · JavaScript libraries
- dropped Cloudflare Turnstile Apr 2024 · Security
- dropped Fastly Mar 2024 · CDN
- dropped GitHub Pages Mar 2024 · PaaS
- dropped Isotope Mar 2024 · JavaScript libraries
- added Matomo Analytics Mar 2024 · Analytics
- dropped Statuspal Mar 2024 · Issue trackers
- dropped Varnish Mar 2024 · Caching
- added Cloudflare Turnstile Feb 2024 · Security
- added Contact Form 7 Feb 2024 · WordPress plugins
- added Elementor Feb 2024 · WordPress plugins
- added Priority Hints Feb 2024 · Performance
- added Redux Framework Feb 2024 · WordPress plugins
- added Site Kit Feb 2024 · WordPress plugins
- added Slick Feb 2024 · JavaScript libraries
- added Slider Revolution Feb 2024 · Widgets
- added Yoast SEO Feb 2024 · WordPress plugins
2023 8 added · 1 dropped
- added Tailwind CSS Oct 2023 · UI frameworks
- added HTTP/3 Sep 2023 · Miscellaneous
- added Prism Jun 2023 · Miscellaneous
- added Vite Jun 2023 · Miscellaneous
- added Vue.js Jun 2023 · JavaScript frameworks
- dropped C Apr 2023 · Programming languages
- added C Feb 2023 · Programming languages
- added Donorbox Feb 2023 · Fundraising & donations
- added Statuspal Feb 2023 · Issue trackers
2022 32 added · 4 dropped · 1 switched
- added Google Maps Dec 2022 · Maps
- dropped Google Remarketing Tag Dec 2022 · Retargeting
- added RSS Dec 2022 · Miscellaneous
- dropped Wheelio Nov 2022 · Widgets
- switched hCaptcha HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Amazon CloudFront Aug 2022 · CDN
- added Amazon Web Services Aug 2022 · PaaS
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Browser Insights Aug 2022 · Analytics
- added core-js Aug 2022 · JavaScript libraries
- added crypto-js Aug 2022 · JavaScript libraries
- added Fastly Aug 2022 · CDN
- added GitHub Pages Aug 2022 · PaaS
- added Google Workspace Aug 2022 · Email
- added Isotope Aug 2022 · JavaScript libraries
- added jsDelivr Aug 2022 · CDN
- added JSS Aug 2022 · JavaScript frameworks
- added Lodash Aug 2022 · JavaScript libraries
- added Mailgun Aug 2022 · Email
- added Mailjet Aug 2022 · Email
- added MUI Aug 2022 · UI frameworks
- added Popper Aug 2022 · Miscellaneous
- added RequireJS Aug 2022 · JavaScript frameworks
- added Three.js Aug 2022 · JavaScript graphics
- added Tippy.js Aug 2022 · JavaScript libraries
- added Unpkg Aug 2022 · CDN
- added Varnish Aug 2022 · Caching
- added MUI Jul 2022 · UI frameworks
- dropped Ruby Jul 2022 · Programming languages
- dropped Ruby on Rails Jul 2022 · Web frameworks
- added Tippy.js Jul 2022 · JavaScript libraries
- added Cloudflare May 2022 · CDN
- added crypto-js Apr 2022 · JavaScript libraries
- added Popper Apr 2022 · Miscellaneous
- added JSS Feb 2022 · Development
2021 9 added · 2 dropped · 1 switched
- added cdnjs Oct 2021 · CDN
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Isotope Jul 2021 · JavaScript libraries
- added Ruby Jul 2021 · Programming languages
- added Unpkg Jul 2021 · CDN
- added Lodash Jun 2021 · JavaScript libraries
- switched D3 Three.js Jun 2021 · JavaScript graphics
- dropped Ruby Mar 2021 · Programming languages
- dropped Three.js Mar 2021 · JavaScript graphics
- added Cloudflare Browser Insights Feb 2021 · Analytics
2020 6 added · 2 dropped
- added jsDelivr Jul 2020 · CDN
- dropped Gravatar May 2020 · Miscellaneous
- added Font Awesome Apr 2020 · Font Scripts
- added jQuery Migrate Apr 2020 · JavaScript Libraries
- added RequireJS Apr 2020 · JavaScript Frameworks
- dropped Hotjar Mar 2020 · Analytics
- added Amazon CloudFront Jan 2020 · CDN
- added Amazon Web Services Jan 2020 · PaaS
2019 1 dropped
- dropped Ubuntu May 2019 · Operating Systems
2018 9 added
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added Animate.css Feb 2018 · Web Frameworks
- added Bootstrap Feb 2018 · Web Frameworks
- added Google Font API Feb 2018 · Font Scripts
- added jQuery Feb 2018 · JavaScript Frameworks
- added Lightbox Feb 2018 · JavaScript Frameworks
- added Modernizr Feb 2018 · JavaScript Frameworks
- added Nginx Feb 2018 · Web Servers
2017 1 added
- added MathJax May 2017 · JavaScript Graphics