Technology history for challengebasedlearning.org
Stack size over time
From 16 detected technologies in Feb 2020 to 17 in Jun 2026 (peak 28).
Currently detected
- Nginx since Feb 2020
- PHP since Feb 2020
- jQuery Migrate since Feb 2020
- MySQL since Feb 2020
- WordPress since Feb 2020
- Google Font API since Feb 2020
- jQuery since Feb 2020
- Divi since Jul 2021
- jQuery Mobile since Nov 2021
- Vimeo since Nov 2021
- CookieYes since Feb 2022
- Cloudflare since May 2022
- Cloudflare Bot Management since May 2022
- DreamHost since Aug 2022
- HSTS since Sep 2022
- RSS since Dec 2022
- Priority Hints since Aug 2023
Previously used
- Google Analytics Feb 2020 to Oct 2025 · 5 yrs
- EqualWeb Jan 2021 to Feb 2024 · 3 yrs
- Jetpack Feb 2022 to Feb 2024 · 2 yrs
- Jetpack Boost Jun 2023 to Feb 2024 · 8 mo
- Nagich Aug 2021 to Feb 2024 · 2 yrs
- Open Graph Sep 2022 to Feb 2024 · 1 yr
- Weglot Feb 2020 to Feb 2024 · 4 yrs
- Yoast SEO Apr 2022 to Feb 2024 · 1 yr
- Yoast SEO Premium Apr 2022 to Feb 2024 · 1 yr
- Apache HTTP Server Apr 2021 to Oct 2023 · 2 yrs
- Varnish Feb 2020 to Oct 2023 · 3 yrs
- Backbone.js Sep 2021 to Mar 2023 · 1 yr
- Underscore.js Sep 2021 to Mar 2023 · 1 yr
- Google Tag Manager Feb 2020 to Sep 2022 · 2 yrs
- W3 Total Cache Feb 2020 to Jun 2022 · 2 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- WebToffee GDPR Cookie Consent Feb 2022 to Mar 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Twitter Emoji (Twemoji) Feb 2020 to Aug 2021 · 1 yr
- Lua Feb 2020 to Mar 2021 · 1 yr
- OpenResty Feb 2020 to Mar 2021 · 1 yr
- Swiper Slider Jan 2021 to Mar 2021 · 2 mo
- Essential JS 2 Feb 2020 to Feb 2020 · 1 mo
Timeline
2025 1 added · 1 dropped
- dropped Google Analytics Dec 2025 · Analytics
- added CookieYes Nov 2025 · Cookie compliance
2024 9 dropped
- dropped CookieYes Apr 2024 · Cookie compliance
- dropped EqualWeb Apr 2024 · Accessibility
- dropped Jetpack Apr 2024 · WordPress plugins
- dropped Jetpack Boost Apr 2024 · WordPress plugins
- dropped Nagich Apr 2024 · Accessibility
- dropped Open Graph Apr 2024 · Miscellaneous
- dropped Weglot Apr 2024 · Translation
- dropped Yoast SEO Apr 2024 · WordPress plugins
- dropped Yoast SEO Premium Apr 2024 · SEO
2023 27 added · 3 dropped · 1 switched
- dropped Varnish Dec 2023 · Caching
- switched Apache HTTP Server Nginx Nov 2023 · Web servers
- added Priority Hints Aug 2023 · Performance
- added Jetpack Jun 2023 · WordPress plugins
- added Jetpack Boost Jun 2023 · WordPress plugins
- added Apache HTTP Server May 2023 · Web servers
- dropped Backbone.js May 2023 · JavaScript frameworks
- added Cloudflare May 2023 · CDN
- added Cloudflare Bot Management May 2023 · Security
- added CookieYes May 2023 · Cookie compliance
- added Divi May 2023 · Page builders
- added DreamHost May 2023 · Hosting
- added EqualWeb May 2023 · Accessibility
- added Google Analytics May 2023 · Analytics
- added Google Font API May 2023 · Font scripts
- added HSTS May 2023 · Security
- added jQuery May 2023 · JavaScript libraries
- added jQuery Migrate May 2023 · JavaScript libraries
- added jQuery Mobile May 2023 · Mobile frameworks
- added MySQL May 2023 · Databases
- added Nagich May 2023 · Accessibility
- added Open Graph May 2023 · Miscellaneous
- added PHP May 2023 · Programming languages
- added RSS May 2023 · Miscellaneous
- dropped Underscore.js May 2023 · JavaScript libraries
- added Varnish May 2023 · Caching
- added Vimeo May 2023 · Video players
- added Weglot May 2023 · Translation
- added WordPress May 2023 · CMS
- added Yoast SEO May 2023 · WordPress plugins
- added Yoast SEO Premium May 2023 · SEO
2022 33 added · 4 dropped · 1 switched
- dropped Google Tag Manager Dec 2022 · Tag managers
- dropped Jetpack Dec 2022 · WordPress plugins
- added RSS Dec 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Apache HTTP Server Aug 2022 · Web servers
- added Backbone.js Aug 2022 · JavaScript frameworks
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added CookieYes Aug 2022 · Cookie compliance
- added Divi Aug 2022 · WordPress plugins
- added DreamHost Aug 2022 · Hosting
- added EqualWeb Aug 2022 · Accessibility
- added Google Analytics Aug 2022 · Analytics
- added Google Tag Manager Aug 2022 · Tag managers
- added Jetpack Aug 2022 · WordPress plugins
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added jQuery Mobile Aug 2022 · Mobile frameworks
- added MySQL Aug 2022 · Databases
- added Nagich Aug 2022 · Accessibility
- added PHP Aug 2022 · Programming languages
- added Underscore.js Aug 2022 · JavaScript libraries
- switched W3 Total Cache Varnish Aug 2022 · Caching
- added Vimeo Aug 2022 · Video players
- added Weglot Aug 2022 · Translation
- added WordPress Aug 2022 · CMS
- added Yoast SEO Aug 2022 · WordPress plugins
- added Yoast SEO Premium Aug 2022 · SEO
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added Cloudflare May 2022 · CDN
- added Cloudflare Bot Management May 2022 · Security
- dropped WebToffee GDPR Cookie Consent May 2022 · WordPress plugins
- added Yoast SEO Apr 2022 · SEO
- added Yoast SEO Premium Apr 2022 · SEO
- added CookieYes Feb 2022 · Cookie compliance
- added Jetpack Feb 2022 · WordPress plugins
- added WebToffee GDPR Cookie Consent Feb 2022 · Cookie compliance
2021 16 added · 11 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Divi Nov 2021 · WordPress plugins
- added jQuery Mobile Nov 2021 · Mobile frameworks
- added Vimeo Nov 2021 · Video players
- added W3 Total Cache Nov 2021 · Caching
- dropped Google Font API Oct 2021 · Font scripts
- dropped Twitter Emoji (Twemoji) Oct 2021 · Font scripts
- added Backbone.js Sep 2021 · JavaScript frameworks
- dropped Divi Sep 2021 · Page builders
- added Underscore.js Sep 2021 · JavaScript libraries
- dropped W3 Total Cache Sep 2021 · Caching
- added Wheelio Sep 2021 · Widgets
- added Nagich Aug 2021 · Accessibility
- added Divi Jul 2021 · Page builders
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
- dropped Google Tag Manager May 2021 · Tag managers
- dropped Lua May 2021 · Programming languages
- dropped Nginx May 2021 · Web servers
- dropped OpenResty May 2021 · Web servers
- dropped Swiper Slider May 2021 · Miscellaneous
- added Apache HTTP Server Apr 2021 · Web servers
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
- added jQuery Migrate Feb 2021 · JavaScript libraries
- added EqualWeb Jan 2021 · Accessibility
- added Swiper Slider Jan 2021 · Miscellaneous
2020 2 dropped
- dropped jQuery Migrate Oct 2020 · JavaScript libraries
- dropped Essential JS 2 Aug 2020 · JavaScript Frameworks