Technology history for mdcalc.com
Stack size over time
From 4 detected technologies in Apr 2018 to 60 in Jun 2026.
Currently detected
- Cloudflare since Apr 2018
- Google Tag Manager since Apr 2018
- React since Apr 2018
- Font Awesome since Apr 2018
- Google Analytics since Jun 2018
- jQuery since Jun 2018
- Amazon S3 since Jul 2019
- Google Font API since Jul 2019
- Amazon Web Services since Jul 2019
- Animate.css since Jul 2019
- Bootstrap since Jul 2019
- YouTube since Jul 2019
- Lodash since Apr 2020
- Google Publisher Tag since Jun 2021
- Microsoft Advertising since Jun 2021
- core-js since Oct 2021
- Amazon CloudFront since Oct 2021
- reCAPTCHA since Apr 2022
- Twitter Emoji (Twemoji) since Aug 2022
- WordPress since Aug 2022
- Google Workspace since Aug 2022
- Yoast SEO since Aug 2022
- jQuery Migrate since Aug 2022
- MySQL since Aug 2022
- PHP since Aug 2022
- PWA since Aug 2022
- Contact Form 7 since Sep 2022
- Unpkg since Sep 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Genesis theme since Sep 2022
- HTTP/3 since Sep 2022
- Slick since Sep 2022
- Swiper since Sep 2022
- Imgix since Dec 2022
- Osano since Dec 2022
- cdnjs since Dec 2022
- lit-html since Apr 2023
- Webpack since Jun 2023
- Emotion since Jun 2023
- Next.js since Jun 2023
- Node.js since Jun 2023
- VWO since Mar 2024
- MUI since Mar 2024
- Priority Hints since Mar 2024
- Cloudflare Turnstile since Aug 2024
- FullStory since Jun 2025
- Apple iCloud Mail since Oct 2025
- Tailwind CSS since May 2026
- Base UI since May 2026
- RequireJS since Jun 2026
- RSS since Jun 2026
- Sentry since Jun 2026
- Google Cloud since Jun 2026
- Google Cloud CDN since Jun 2026
- GSAP since Jun 2026
- Linkedin Insight Tag since Jun 2026
- Wix since Jun 2026
- Wix eCommerce since Jun 2026
- Cloudflare Bot Management since Jun 2026
Previously used
- SiteGround Sep 2025 to Sep 2025 · 1 mo
- Google Optimize Jul 2021 to Oct 2023 · 2 yrs
- Cart Functionality Aug 2020 to May 2023 · 2 yrs
- DoubleClick for Publishers (DFP) Jun 2018 to May 2023 · 4 yrs
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Microsoft Clarity Jan 2022 to Oct 2022 · 9 mo
- Choices Aug 2022 to Aug 2022 · 1 mo
- Isotope Aug 2022 to Aug 2022 · 1 mo
- Lightbox Aug 2022 to Aug 2022 · 1 mo
- Modernizr Jun 2018 to Aug 2022 · 4 yrs
- ClientJS May 2022 to May 2022 · 1 mo
- FingerprintJS May 2022 to May 2022 · 1 mo
- Twitter Ads Jun 2021 to Apr 2022 · 10 mo
- Twitter Analytics Jun 2021 to Apr 2022 · 10 mo
- Google AdSense Jun 2018 to Nov 2021 · 3 yrs
- Google Analytics Enhanced eCommerce Jun 2020 to Aug 2021 · 1 yr
- Facebook Sep 2020 to Jan 2021 · 4 mo
- Hotjar Jun 2018 to Jul 2020 · 2 yrs
Timeline
2026 5 added
- added Cloudflare Bot Management Jun 2026 · Security
- added Linkedin Insight Tag Jun 2026 · Analytics
- added Microsoft Advertising Jun 2026 · Advertising
- added Base UI May 2026 · UI frameworks
- added Tailwind CSS May 2026 · UI frameworks
2025 5 added · 3 dropped
- added Twitter Emoji (Twemoji) Dec 2025 · Font scripts
- dropped SiteGround Nov 2025 · PaaS
- added Apple iCloud Mail Oct 2025 · Webmail
- added SiteGround Sep 2025 · PaaS
- added FullStory Jun 2025 · Analytics
- added Genesis theme May 2025 · WordPress themes
- dropped HTTP/3 May 2025 · Miscellaneous
- dropped Genesis theme Jan 2025 · WordPress themes
2024 5 added · 1 dropped
- dropped Priority Hints Oct 2024 · Performance
- added Cloudflare Turnstile Aug 2024 · Security
- added Lodash Jun 2024 · JavaScript libraries
- added MUI Mar 2024 · UI frameworks
- added Priority Hints Mar 2024 · Performance
- added VWO Mar 2024 · Analytics
2023 39 added · 9 dropped
- dropped Google Optimize Dec 2023 · A/B Testing
- dropped Microsoft Advertising Dec 2023 · Advertising
- added HSTS Nov 2023 · Security
- added Microsoft Advertising Oct 2023 · Advertising
- added reCAPTCHA Sep 2023 · Security
- dropped Cart Functionality Jul 2023 · Ecommerce
- dropped DoubleClick for Publishers (DFP) Jul 2023 · Advertising
- dropped HSTS Jul 2023 · Security
- dropped Microsoft Advertising Jul 2023 · Advertising
- dropped reCAPTCHA Jul 2023 · Security
- added Emotion Jun 2023 · JavaScript frameworks
- added Next.js Jun 2023 · JavaScript frameworks
- added Node.js Jun 2023 · Programming languages
- added Webpack Jun 2023 · Miscellaneous
- added Amazon CloudFront May 2023 · CDN
- added Amazon Web Services May 2023 · PaaS
- added Cart Functionality May 2023 · Ecommerce
- added Cloudflare May 2023 · CDN
- added Contact Form 7 May 2023 · WordPress plugins
- added core-js May 2023 · JavaScript libraries
- added DoubleClick for Publishers (DFP) May 2023 · Advertising
- added Genesis theme May 2023 · WordPress themes
- added Google Analytics May 2023 · Analytics
- added Google Optimize May 2023 · A/B Testing
- added Google Publisher Tag May 2023 · Advertising
- added Google Tag Manager May 2023 · Tag managers
- added Google Workspace May 2023 · Webmail
- added HSTS May 2023 · Security
- added HTTP/3 May 2023 · Miscellaneous
- added jQuery May 2023 · JavaScript libraries
- added jQuery Migrate May 2023 · JavaScript libraries
- added lit-html May 2023 · JavaScript libraries
- added Microsoft Advertising May 2023 · Advertising
- added MySQL May 2023 · Databases
- added Open Graph May 2023 · Miscellaneous
- added Osano May 2023 · Cookie compliance
- added PHP May 2023 · Programming languages
- added PWA May 2023 · Miscellaneous
- added React May 2023 · JavaScript frameworks
- added reCAPTCHA May 2023 · Security
- added Slick May 2023 · JavaScript libraries
- added Swiper May 2023 · JavaScript libraries
- dropped Twitter Emoji (Twemoji) May 2023 · Font scripts
- added Unpkg May 2023 · CDN
- added WordPress May 2023 · CMS
- added Yoast SEO May 2023 · WordPress plugins
- added lit-html Apr 2023 · JavaScript libraries
- dropped Lodash Feb 2023 · JavaScript libraries
2022 28 added · 10 dropped · 2 switched
- dropped Choices Dec 2022 · JavaScript libraries
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Isotope Dec 2022 · JavaScript libraries
- dropped Lightbox Dec 2022 · JavaScript libraries
- dropped Microsoft Clarity Dec 2022 · Analytics
- dropped Modernizr Dec 2022 · JavaScript libraries
- added Osano Dec 2022 · Cookie compliance
- added Contact Form 7 Sep 2022 · WordPress plugins
- added Genesis theme Sep 2022 · WordPress themes
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Open Graph Sep 2022 · Miscellaneous
- added Slick Sep 2022 · JavaScript libraries
- added Swiper Sep 2022 · JavaScript libraries
- added Unpkg Sep 2022 · CDN
- added Amazon CloudFront Aug 2022 · CDN
- added Cart Functionality Aug 2022 · Ecommerce
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added core-js Aug 2022 · JavaScript libraries
- added DoubleClick for Publishers (DFP) Aug 2022 · Advertising
- added Google Optimize Aug 2022 · A/B Testing
- added Google Publisher Tag Aug 2022 · Advertising
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- added Lodash Aug 2022 · JavaScript libraries
- added Microsoft Advertising Aug 2022 · Advertising
- switched Twitter Analytics Microsoft Clarity Aug 2022 · Analytics
- added PWA Aug 2022 · Miscellaneous
- added React Aug 2022 · JavaScript frameworks
- added reCAPTCHA Aug 2022 · Security
- dropped ClientJS Jul 2022 · JavaScript libraries
- dropped FingerprintJS Jul 2022 · JavaScript libraries
- dropped Twitter Ads Jun 2022 · Advertising
- added ClientJS May 2022 · JavaScript libraries
- added FingerprintJS May 2022 · JavaScript libraries
- added reCAPTCHA Apr 2022 · Security
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- dropped Google AdSense Jan 2022 · Advertising
- switched Google Analytics Enhanced eCommerce Microsoft Clarity Jan 2022 · Analytics
2021 2 added · 1 dropped
- dropped Facebook Jul 2021 · Widgets
- added Google AdSense Jul 2021 · Advertising
- added Google Optimize Jul 2021 · A/B Testing
2020 3 added · 1 dropped · 1 switched
- added Facebook Sep 2020 · Widgets
- added Cart Functionality Aug 2020 · Ecommerce
- switched Hotjar Google Analytics Enhanced eCommerce Jun 2020 · Analytics
- dropped Google AdSense Apr 2020 · Advertising Networks
- added Lodash Apr 2020 · JavaScript Libraries
2019 7 added · 1 dropped
- added Cloudflare Mar 2019 · CDN
- added DoubleClick for Publishers (DFP) Mar 2019 · Advertising Networks
- added Google AdSense Mar 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added Hotjar Mar 2019 · Analytics
- added React Mar 2019 · JavaScript Frameworks
- dropped Font Awesome Feb 2019 · Font Scripts
2018 6 added · 2 dropped
- dropped jQuery Nov 2018 · JavaScript Libraries
- dropped Modernizr Nov 2018 · JavaScript Libraries
- added DoubleClick for Publishers (DFP) Jun 2018 · Advertising Networks
- added Google AdSense Jun 2018 · Advertising Networks
- added Google Analytics Jun 2018 · Analytics
- added Hotjar Jun 2018 · Analytics
- added jQuery Jun 2018 · JavaScript Frameworks
- added Modernizr Jun 2018 · JavaScript Frameworks