Technology history for readinguniverse.org
Stack size over time
From 15 detected technologies in Nov 2021 to 22 in Jun 2026 (peak 25).
Currently detected
- Google Tag Manager since Nov 2021
- reCAPTCHA since Nov 2021
- YouTube since Nov 2021
- Google Analytics since Nov 2021
- Cloudflare since May 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- ShareThis since Jul 2023
- Vercel since Jul 2023
- Vue.js since Jul 2023
- Node.js since Jul 2023
- Nuxt.js since Jul 2023
- Microsoft 365 since Aug 2023
- Algolia since Dec 2023
- Hotjar since May 2024
- Google Font API since Sep 2024
- PHP since Sep 2024
- SEOmatic since Sep 2024
- Yii since Sep 2024
- Blitz since Sep 2024
- LazySizes since Sep 2024
- Craft CMS since Sep 2024
Previously used
- core-js Sep 2024 to Oct 2025 · 1 yr
- Nginx Sep 2024 to Oct 2025 · 1 yr
- jsDelivr Dec 2023 to Jul 2025 · 1 yr
- Bootstrap Nov 2021 to Jun 2023 · 1 yr
- Cart Functionality Nov 2021 to Jun 2023 · 1 yr
- Google Analytics Enhanced eCommerce Nov 2021 to Jun 2023 · 1 yr
- GSAP Nov 2021 to Jun 2023 · 1 yr
- HTTP/3 Sep 2022 to Jun 2023 · 9 mo
- Lodash Nov 2021 to Jun 2023 · 1 yr
- Polyfill Feb 2022 to Jun 2023 · 1 yr
- Priority Hints Dec 2022 to Jun 2023 · 6 mo
- React Nov 2021 to Jun 2023 · 1 yr
- Sentry Nov 2021 to Jun 2023 · 1 yr
- Wix Nov 2021 to Jun 2023 · 1 yr
- Ahoy Nov 2021 to Apr 2023 · 1 yr
- Cloudflare Bot Management May 2022 to Apr 2023 · 11 mo
- Java Nov 2021 to Apr 2023 · 1 yr
- Vimeo Mar 2022 to Apr 2023 · 1 yr
- Fastly May 2022 to Aug 2022 · 3 mo
- Google Remarketing Tag Nov 2021 to May 2022 · 6 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
Timeline
2025 3 dropped
- dropped core-js Dec 2025 · JavaScript libraries
- dropped Nginx Dec 2025 · Web servers
- dropped jsDelivr Sep 2025 · CDN
2024 1 added
- added Hotjar May 2024 · Analytics
2023 9 added · 15 dropped · 1 switched
- added Algolia Dec 2023 · Search engines
- added jsDelivr Dec 2023 · CDN
- dropped Bootstrap Aug 2023 · UI frameworks
- dropped Cart Functionality Aug 2023 · Ecommerce
- dropped Google Analytics Enhanced eCommerce Aug 2023 · Analytics
- dropped GSAP Aug 2023 · JavaScript frameworks
- dropped HTTP/3 Aug 2023 · Miscellaneous
- dropped Lodash Aug 2023 · JavaScript libraries
- added Microsoft 365 Aug 2023 · Webmail
- dropped Polyfill Aug 2023 · JavaScript libraries
- dropped Priority Hints Aug 2023 · Performance
- dropped React Aug 2023 · JavaScript frameworks
- dropped Sentry Aug 2023 · Issue trackers
- dropped Wix Aug 2023 · CMS
- added Cloudflare Jul 2023 · CDN
- added Google Tag Manager Jul 2023 · Tag managers
- switched Java Node.js Jul 2023 · Programming languages
- added Nuxt.js Jul 2023 · JavaScript frameworks
- added ShareThis Jul 2023 · Widgets
- added Vercel Jul 2023 · PaaS
- added Vue.js Jul 2023 · JavaScript frameworks
- dropped Ahoy Jun 2023 · Analytics
- dropped Cloudflare Jun 2023 · CDN
- dropped Cloudflare Bot Management Jun 2023 · Security
- dropped Vimeo Jun 2023 · Video players
2022 10 added · 6 dropped
- dropped Fastly Dec 2022 · CDN
- dropped Google Tag Manager Dec 2022 · Tag managers
- added Priority Hints Dec 2022 · Performance
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Cloudflare May 2022 · CDN
- added Cloudflare Bot Management May 2022 · Security
- added Fastly May 2022 · CDN
- added Tailwind CSS Apr 2022 · UI frameworks
- dropped YouTube Apr 2022 · Video players
- dropped reCAPTCHA Mar 2022 · Security
- added Vimeo Mar 2022 · Video players
- added Polyfill Feb 2022 · JavaScript libraries