Technology history for hathitrust.org
Stack size over time
From 3 detected technologies in Apr 2018 to 26 in Jun 2026 (peak 27).
Currently detected
- Debian since Apr 2018
- Apache HTTP Server since Apr 2018
- jQuery since Apr 2018
- Google Analytics since Jun 2018
- PHP since Nov 2019
- YouTube since Aug 2021
- HSTS since Sep 2022
- Matomo Analytics since Nov 2022
- Matomo Tag Manager since Jan 2023
- Nginx since May 2023
- Play since May 2023
- Cloudflare since May 2023
- Lodash since May 2023
- React since May 2023
- reCAPTCHA since May 2023
- Scala since May 2023
- MySQL since Aug 2023
- WordPress since Aug 2023
- Hotjar since Aug 2023
- Svelte since Aug 2023
- Priority Hints since Sep 2023
- Font Awesome since May 2024
- React Router since Dec 2024
- Highlight.js since Feb 2025
- Cloudflare Bot Management since May 2025
- HTTP/3 since May 2025
Previously used
- Babel May 2023 to Apr 2024 · 11 mo
- core-js May 2023 to Apr 2024 · 11 mo
- Emotion May 2023 to Apr 2024 · 11 mo
- Drupal Nov 2019 to Jul 2023 · 3 yrs
- Drupal Multisite Apr 2022 to Jul 2023 · 1 yr
- HeadJS Aug 2018 to Jul 2023 · 4 yrs
- Polyfill Feb 2022 to Jul 2023 · 1 yr
- Popper Jul 2022 to Jul 2023 · 1 yr
- Select2 Aug 2018 to Jul 2023 · 4 yrs
- Twitter Nov 2019 to Jul 2023 · 3 yrs
- Twitter Ads Jul 2021 to Jul 2023 · 2 yrs
- Mautic Feb 2021 to Jan 2022 · 11 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- FancyBox Aug 2018 to May 2019 · 9 mo
- jQuery Migrate Jan 2019 to May 2019 · 4 mo
- Modernizr Aug 2018 to May 2019 · 9 mo
Timeline
2025 3 added
- added Cloudflare Bot Management May 2025 · Security
- added HTTP/3 May 2025 · Miscellaneous
- added Highlight.js Feb 2025 · JavaScript libraries
2024 1 added · 4 dropped
- dropped Babel Jul 2024 · Miscellaneous
- dropped core-js Jul 2024 · JavaScript libraries
- dropped Emotion Jul 2024 · JavaScript frameworks
- dropped React Jul 2024 · JavaScript frameworks
- added Font Awesome May 2024 · Font scripts
2023 7 added · 8 dropped
- dropped Drupal Dec 2023 · CMS
- dropped Drupal Multisite Dec 2023 · Hosting
- dropped HeadJS Dec 2023 · JavaScript libraries
- dropped Polyfill Dec 2023 · JavaScript libraries
- dropped Popper Dec 2023 · Miscellaneous
- dropped Select2 Dec 2023 · JavaScript libraries
- dropped Twitter Dec 2023 · Widgets
- dropped Twitter Ads Dec 2023 · Advertising
- added Priority Hints Sep 2023 · Performance
- added Hotjar Aug 2023 · Analytics
- added MySQL Aug 2023 · Databases
- added Svelte Aug 2023 · JavaScript frameworks
- added WordPress Aug 2023 · CMS
- added Cloudflare May 2023 · CDN
- added Matomo Tag Manager Jan 2023 · Tag managers
2022 5 added · 1 dropped
- added Matomo Analytics Nov 2022 · Analytics
- added HSTS Sep 2022 · Security
- dropped Mautic Sep 2022 · Marketing automation
- added Popper Jul 2022 · Miscellaneous
- added Drupal Multisite Apr 2022 · Hosting
- added Polyfill Feb 2022 · JavaScript libraries
2021 6 added · 3 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added YouTube Aug 2021 · Video players
- added HeadJS Jul 2021 · JavaScript libraries
- added Select2 Jul 2021 · JavaScript libraries
- added Twitter Ads Jul 2021 · Advertising
- dropped HeadJS Mar 2021 · JavaScript libraries
- dropped Select2 Mar 2021 · JavaScript libraries
- added Mautic Feb 2021 · Marketing automation
2019 13 added · 3 dropped
- added Drupal Nov 2019 · CMS
- added PHP Nov 2019 · Programming Languages
- added Twitter Nov 2019 · Widgets
- dropped FancyBox Jul 2019 · JavaScript Libraries
- dropped jQuery Migrate Jul 2019 · JavaScript Libraries
- dropped Modernizr Jul 2019 · JavaScript Libraries
- added Apache HTTP Server Mar 2019 · Web Servers
- added Debian Mar 2019 · Operating Systems
- added FancyBox Mar 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added HeadJS Mar 2019 · JavaScript Libraries
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery Migrate Mar 2019 · JavaScript Libraries
- added Modernizr Mar 2019 · JavaScript Libraries
- added Select2 Mar 2019 · JavaScript Libraries
- added jQuery Migrate Jan 2019 · JavaScript Libraries
2018 1 added
- added Google Analytics Jun 2018 · Analytics