Technology history for cal.org
Stack size over time
From 9 detected technologies in Apr 2018 to 46 in Jun 2026.
Currently detected
- jQuery UI since Apr 2018
- Apache HTTP Server since Apr 2018
- jQuery since Apr 2018
- Google Font API since Apr 2018
- Ubuntu since Apr 2018
- YUI since Apr 2018
- Google Analytics since Jun 2018
- PHP since Jun 2018
- Microsoft ASP.NET since Feb 2019
- IIS since Feb 2019
- Windows Server since Feb 2019
- core-js since Jun 2022
- DataTables since Jun 2022
- Elementor since Jun 2022
- Essential Addons for Elementor since Jun 2022
- GeneratePress since Jun 2022
- MediaElement.js since Jun 2022
- MySQL since Jun 2022
- anime.js since Jun 2022
- Backbone.js since Jun 2022
- Clipboard.js since Jun 2022
- GSAP since Jun 2022
- jQuery Migrate since Jun 2022
- The Events Calendar since Jun 2022
- Underscore.js since Jun 2022
- WooCommerce since Jun 2022
- WordPress since Jun 2022
- Font Awesome since Jul 2022
- Modernizr since Jul 2022
- MonsterInsights since Jul 2022
- Cart Functionality since Jul 2022
- Squarespace since Jul 2022
- Squarespace Commerce since Jul 2022
- Typekit since Jul 2022
- WPForms since Jul 2022
- Microsoft 365 since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- PhotoSwipe since Sep 2022
- Swiper since Sep 2022
- RSS since Dec 2022
- Material Design Lite since Jun 2023
- particles.js since Jul 2023
- Priority Hints since Aug 2023
- All in One SEO since Jul 2024
- WordPress Super Cache since Oct 2025
Previously used
- Twitter Emoji (Twemoji) Jun 2022 to May 2024 · 1 yr
- Choices Jul 2022 to Sep 2022 · 2 mo
- Google Tag Manager Apr 2018 to Sep 2022 · 4 yrs
- Swiper Slider Jun 2022 to Aug 2022 · 2 mo
- reCAPTCHA Jul 2022 to Jul 2022 · 1 mo
- AddThis Aug 2018 to May 2022 · 3 yrs
- Google Hosted Libraries Feb 2022 to May 2022 · 3 mo
- Isotope Oct 2021 to May 2022 · 7 mo
- Java Aug 2021 to May 2022 · 9 mo
- Moat Jun 2021 to May 2022 · 11 mo
- New Relic Jun 2018 to May 2022 · 3 yrs
- Nginx Sep 2020 to May 2022 · 1 yr
- ShareThis Apr 2018 to May 2022 · 4 yrs
- Slick Jun 2018 to May 2022 · 3 yrs
- SmartRecruiters Apr 2022 to May 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- eZ Publish Jun 2018 to Aug 2019 · 1 yr
- Varnish Apr 2018 to Aug 2019 · 1 yr
Timeline
2026 1 dropped
- dropped Choices Jan 2026 · JavaScript libraries
2025 1 added
- added WordPress Super Cache Oct 2025 · Caching
2024 1 added · 2 dropped
- dropped Twitter Emoji (Twemoji) Aug 2024 · Font scripts
- added All in One SEO Jul 2024 · WordPress plugins
- dropped Twitter Emoji (Twemoji) Mar 2024 · Font scripts
2023 3 added · 11 dropped
- added Priority Hints Aug 2023 · Performance
- added particles.js Jul 2023 · JavaScript graphics
- dropped Google Hosted Libraries Jun 2023 · CDN
- dropped Google Tag Manager Jun 2023 · Tag managers
- dropped Java Jun 2023 · Programming languages
- added Material Design Lite Jun 2023 · UI frameworks
- dropped New Relic Jun 2023 · RUM
- dropped Nginx Jun 2023 · Web servers
- dropped ShareThis Jun 2023 · Widgets
- dropped Slick Jun 2023 · JavaScript libraries
- dropped SmartRecruiters Jun 2023 · Recruitment & staffing
- dropped AddThis Jan 2023 · Widgets
- dropped Isotope Jan 2023 · JavaScript libraries
- dropped Moat Jan 2023 · Analytics
2022 41 added · 1 dropped · 2 switched
- switched Swiper Slider RSS Dec 2022 · Miscellaneous
- dropped Wheelio Oct 2022 · Widgets
- switched reCAPTCHA HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added PhotoSwipe Sep 2022 · Photo galleries
- added Swiper Sep 2022 · JavaScript libraries
- added Backbone.js Aug 2022 · JavaScript frameworks
- added Cart Functionality Aug 2022 · Ecommerce
- added Choices Aug 2022 · JavaScript libraries
- added Clipboard.js Aug 2022 · JavaScript libraries
- added DataTables Aug 2022 · JavaScript libraries
- added MediaElement.js Aug 2022 · Video players
- added Microsoft 365 Aug 2022 · Webmail
- added Modernizr Aug 2022 · JavaScript libraries
- added MonsterInsights Aug 2022 · WordPress plugins
- added Squarespace Aug 2022 · CMS
- added Squarespace Commerce Aug 2022 · Ecommerce
- added Typekit Aug 2022 · Font scripts
- added WPForms Aug 2022 · WordPress plugins
- added MonsterInsights Jul 2022 · WordPress plugins
- added reCAPTCHA Jul 2022 · Security
- added WPForms Jul 2022 · WordPress plugins
- added anime.js Jun 2022 · JavaScript graphics
- added Apache HTTP Server Jun 2022 · Web servers
- added Backbone.js Jun 2022 · JavaScript frameworks
- added Clipboard.js Jun 2022 · JavaScript libraries
- added core-js Jun 2022 · JavaScript libraries
- added DataTables Jun 2022 · JavaScript libraries
- added Elementor Jun 2022 · Page builders
- added Essential Addons for Elementor Jun 2022 · WordPress plugins
- added GeneratePress Jun 2022 · WordPress themes
- added GSAP Jun 2022 · JavaScript frameworks
- added jQuery Migrate Jun 2022 · JavaScript libraries
- added MediaElement.js Jun 2022 · Video players
- added MySQL Jun 2022 · Databases
- added PHP Jun 2022 · Programming languages
- added Swiper Slider Jun 2022 · Miscellaneous
- added The Events Calendar Jun 2022 · WordPress plugins
- added Twitter Emoji (Twemoji) Jun 2022 · Font scripts
- added Underscore.js Jun 2022 · JavaScript libraries
- added WooCommerce Jun 2022 · Ecommerce
- added WordPress Jun 2022 · CMS
- added SmartRecruiters Apr 2022 · Recruitment & staffing
- added Google Hosted Libraries Feb 2022 · CDN
2021 2 added · 4 dropped
- dropped Apache HTTP Server Oct 2021 · Web Servers
- dropped eZ Publish Oct 2021 · Ecommerce
- dropped PHP Oct 2021 · Programming Languages
- dropped Varnish Oct 2021 · Cache Tools
- added Wheelio Sep 2021 · Widgets
- added Java Aug 2021 · Programming languages
2020 1 added
- added Nginx Sep 2020 · Reverse proxies
2019 6 added
- added IIS Mar 2019 · Web Servers
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Microsoft ASP.NET Mar 2019 · Web Frameworks
- added ShareThis Mar 2019 · Widgets
- added Slick Mar 2019 · JavaScript Libraries
- added Windows Server Mar 2019 · Operating Systems
2018 5 added
- added eZ Publish Jun 2018 · CMS
- added Google Analytics Jun 2018 · Analytics
- added New Relic Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages
- added Slick Jun 2018 · JavaScript Frameworks