Technology history for worldcat.org
Stack size over time
From 6 detected technologies in Jun 2018 to 56 in Jun 2026.
Currently detected
- Adobe Analytics since Jun 2018
- Apache HTTP Server since Jun 2018
- jQuery since Jun 2018
- jQuery UI since Jun 2018
- Prototype since Jun 2018
- Google Analytics since Aug 2018
- Apache Tomcat since Aug 2018
- CentOS since Aug 2018
- Java since Aug 2018
- reCAPTCHA since Oct 2018
- Webpack since Jan 2019
- OneTrust since Aug 2020
- Cart Functionality since Dec 2020
- Wheelio since Sep 2021
- Google Hosted Libraries since Feb 2022
- core-js since Aug 2022
- Lodash since Aug 2022
- MUI since Aug 2022
- Babel since Aug 2022
- Cloudflare since Aug 2022
- Cloudflare Browser Insights since Aug 2022
- Cloudinary since Aug 2022
- JSS since Aug 2022
- Google Font API since Aug 2022
- PWA since Aug 2022
- React since Aug 2022
- Wufoo since Aug 2022
- DatoCMS since Sep 2022
- Facebook Pixel since Sep 2022
- Next.js since Sep 2022
- Node.js since Sep 2022
- Open Graph since Sep 2022
- Adobe Audience Manager since Sep 2022
- Google Tag Manager since Sep 2022
- HSTS since Sep 2022
- Amazon ALB since Oct 2022
- Amazon Web Services since Oct 2022
- Cloudflare Bot Management since Oct 2022
- New Relic since Nov 2022
- Hugo since Nov 2022
- Emotion since Mar 2023
- Pinterest Conversion Tag since Mar 2023
- Sitevision CMS since Mar 2023
- Matomo Analytics since Aug 2023
- Bloomreach since Aug 2023
- DigitalOcean Spaces since Apr 2024
- ServiceNow since Apr 2024
- UNIX since Jun 2024
- Microsoft ASP.NET since Aug 2024
- Sitecore since Aug 2024
- Django since Feb 2025
- Python since Feb 2025
- Wagtail since Feb 2025
- React Router since Aug 2025
- Turbopack since Dec 2025
- Cloudflare Turnstile since May 2026
Previously used
- Priority Hints Feb 2024 to Mar 2025 · 1 yr
- YUI Jun 2018 to Aug 2022 · 4 yrs
- AngularJS Jan 2019 to Jan 2020 · 1 yr
- ZURB Foundation Jan 2019 to Jan 2020 · 1 yr
Timeline
2026 1 added
- added Cloudflare Turnstile May 2026 · Security
2025 3 added · 1 dropped
- added Turbopack Dec 2025 · Development
- added React Router Aug 2025 · JavaScript frameworks
- dropped Priority Hints May 2025 · Performance
- added Google Tag Manager Mar 2025 · Tag managers
2023 3 added · 1 dropped
- added Matomo Analytics Aug 2023 · Analytics
- added Emotion Mar 2023 · JavaScript frameworks
- added Pinterest Conversion Tag Mar 2023 · Analytics
- dropped Google Tag Manager Jan 2023 · Tag managers
2022 13 added · 4 dropped
- dropped AngularJS Nov 2022 · JavaScript Frameworks
- dropped Google Hosted Libraries Nov 2022 · CDN
- added New Relic Nov 2022 · RUM
- dropped YUI Nov 2022 · JavaScript libraries
- dropped ZURB Foundation Nov 2022 · Web Frameworks
- added Cloudflare Bot Management Oct 2022 · Security
- added Adobe Audience Manager Sep 2022 · Segmentation
- added DatoCMS Sep 2022 · CMS
- added Facebook Pixel Sep 2022 · Analytics
- added Google Tag Manager Sep 2022 · Tag managers
- added HSTS Sep 2022 · Security
- added Next.js Sep 2022 · Web frameworks
- added Node.js Sep 2022 · Programming languages
- added Open Graph Sep 2022 · Miscellaneous
- added Google Hosted Libraries Aug 2022 · CDN
- added YUI Aug 2022 · JavaScript libraries
- added Google Hosted Libraries Feb 2022 · CDN
2021 2 added · 2 dropped
- added Wheelio Sep 2021 · Widgets
- added YUI Jul 2021 · JavaScript libraries
- dropped YUI Mar 2021 · JavaScript libraries
- dropped Cart Functionality Feb 2021 · Ecommerce
2020 2 added
- added Cart Functionality Dec 2020 · Ecommerce
- added OneTrust Aug 2020 · Cookie compliance
2019 7 added
- added AngularJS Mar 2019 · JavaScript Frameworks
- added Apache Tomcat Mar 2019 · Web Servers
- added Google Analytics Mar 2019 · Analytics
- added Java Mar 2019 · Programming Languages
- added Webpack Mar 2019 · Miscellaneous
- added YUI Mar 2019 · JavaScript Libraries
- added ZURB Foundation Mar 2019 · Web Frameworks
2018 1 added
- added reCAPTCHA Oct 2018 · Captchas