Technology history for stem.org
Stack size over time
From 7 detected technologies in Jan 2019 to 66 in Jun 2026 (peak 75).
Currently detected
- jQuery since Jan 2019
- Google Font API since Jan 2019
- FancyBox since Jan 2019
- Google Analytics since Jan 2019
- TrackJs since Jan 2019
- Bootstrap since Nov 2019
- jQuery Migrate since Nov 2019
- jQuery UI since Nov 2019
- Gravity Forms since Nov 2019
- PHP since Nov 2019
- Slick since Nov 2019
- Font Awesome since Nov 2019
- MySQL since Nov 2019
- Twitter Emoji (Twemoji) since Nov 2019
- WordPress since Nov 2019
- Yoast SEO since Nov 2019
- Lua since Dec 2019
- Nginx since Dec 2019
- OpenResty since Dec 2019
- reCAPTCHA since Apr 2022
- Cloudflare since May 2022
- Angular since Aug 2022
- Cart Functionality since Aug 2022
- Cloudflare Bot Management since Aug 2022
- Linkedin Insight Tag since Aug 2022
- Google Tag Manager since Aug 2022
- Ruby since Aug 2022
- Ruby on Rails since Aug 2022
- Facebook Login since Aug 2022
- GoDaddy since Aug 2022
- Lodash since Aug 2022
- Microsoft 365 since Aug 2022
- Microsoft Advertising since Aug 2022
- Thinkific since Aug 2022
- Twitter since Aug 2022
- Twitter Ads since Aug 2022
- TypeScript since Aug 2022
- Wistia since Aug 2022
- Zone.js since Aug 2022
- Calendly since Sep 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Microsoft Clarity since Feb 2023
- HTTP/3 since Apr 2023
- LazySizes since Nov 2023
- EWWW Image Optimizer since Nov 2023
- GoDaddy CoBlocks since Nov 2023
- Twenty Sixteen since Nov 2023
- WooCommerce since Nov 2023
- WP Rocket since Nov 2023
- Elementor since Apr 2024
- Apple Sign-in since May 2024
- Google Cloud since May 2024
- Google Cloud CDN since May 2024
- Google Sign-in since May 2024
- React since May 2024
- Formidable Form since May 2024
- Stripe since Aug 2024
- WooCommerce Stripe Payment Gateway since Aug 2024
- WooCommerce Subscriptions since Aug 2024
- Priority Hints since Nov 2024
- Cloudflare Browser Insights since Aug 2025
- Sentry since Mar 2026
- PostHog since Apr 2026
- Envoy since Apr 2026
- Linkedin Ads since May 2026
Previously used
- Eloqua May 2024 to Mar 2026 · 1 yr
- Netlify Aug 2022 to Jul 2025 · 2 yrs
- ClickCease Jun 2023 to Jun 2025 · 2 yrs
- HubSpot Aug 2022 to May 2025 · 2 yrs
- HubSpot Analytics Aug 2022 to May 2025 · 2 yrs
- CivicTheme Jan 2023 to Mar 2025 · 2 yrs
- Bunny Nov 2022 to Nov 2024 · 2 yrs
- GetSocial Aug 2022 to Nov 2024 · 2 yrs
- Matomo Analytics Aug 2022 to Aug 2024 · 2 yrs
- HubSpot Chat Aug 2022 to Jun 2024 · 1 yr
- Akismet Nov 2023 to May 2024 · 6 mo
- cdnjs Nov 2021 to May 2024 · 2 yrs
- core-js Apr 2022 to May 2024 · 2 yrs
- Crazy Egg Nov 2023 to May 2024 · 6 mo
- jQuery CDN Feb 2022 to May 2024 · 2 yrs
- jsDelivr Jul 2020 to May 2024 · 3 yrs
- Popper Feb 2021 to May 2024 · 3 yrs
- Swiper Nov 2023 to May 2024 · 6 mo
- Autoptimize Mar 2023 to Oct 2023 · 7 mo
- Hotjar Aug 2022 to Oct 2023 · 1 yr
- RSS Dec 2022 to Oct 2023 · 10 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Apache Traffic Server Nov 2019 to Nov 2019 · 1 mo
- Apache HTTP Server Jan 2019 to Oct 2019 · 9 mo
- ZURB Foundation Jan 2019 to Oct 2019 · 9 mo
Timeline
2026 5 added · 1 dropped
- dropped Eloqua May 2026 · Marketing automation
- added Linkedin Ads May 2026 · Advertising
- added Envoy Apr 2026 · Reverse proxies
- added Linkedin Insight Tag Apr 2026 · Analytics
- added PostHog Apr 2026 · Analytics
- added Sentry Mar 2026 · Issue trackers
2025 6 dropped · 1 switched
- dropped Netlify Sep 2025 · PaaS
- dropped ClickCease Aug 2025 · Security
- switched HubSpot Analytics Cloudflare Browser Insights Aug 2025 · Analytics
- dropped HubSpot Jul 2025 · Marketing automation
- dropped CivicTheme May 2025 · UI frameworks
- dropped Bunny Jan 2025 · CDN
- dropped GetSocial Jan 2025 · Analytics
2024 15 added · 19 dropped
- dropped Linkedin Insight Tag Nov 2024 · Analytics
- added Priority Hints Nov 2024 · Performance
- dropped Matomo Analytics Oct 2024 · Analytics
- dropped HubSpot Chat Aug 2024 · Live chat
- added Stripe Aug 2024 · Payment processors
- added WooCommerce Stripe Payment Gateway Aug 2024 · WordPress plugins
- added WooCommerce Subscriptions Aug 2024 · WordPress plugins
- dropped Akismet Jul 2024 · WordPress plugins
- dropped cdnjs Jul 2024 · CDN
- dropped core-js Jul 2024 · JavaScript libraries
- dropped Crazy Egg Jul 2024 · Analytics
- dropped jQuery CDN Jul 2024 · CDN
- dropped jsDelivr Jul 2024 · CDN
- dropped Popper Jul 2024 · Miscellaneous
- dropped Swiper Jul 2024 · JavaScript libraries
- added Akismet May 2024 · WordPress plugins
- added cdnjs May 2024 · CDN
- added core-js May 2024 · JavaScript libraries
- added Crazy Egg May 2024 · Analytics
- added Eloqua May 2024 · Marketing automation
- added Formidable Form May 2024 · WordPress plugins
- added jQuery CDN May 2024 · CDN
- added jsDelivr May 2024 · CDN
- added Popper May 2024 · Miscellaneous
- added Swiper May 2024 · JavaScript libraries
- dropped Akismet Apr 2024 · WordPress plugins
- dropped cdnjs Apr 2024 · CDN
- dropped core-js Apr 2024 · JavaScript libraries
- dropped Crazy Egg Apr 2024 · Analytics
- added Elementor Apr 2024 · WordPress plugins
- dropped jQuery CDN Apr 2024 · CDN
- dropped jsDelivr Apr 2024 · CDN
- dropped Popper Apr 2024 · Miscellaneous
- dropped Swiper Apr 2024 · JavaScript libraries
2023 14 added · 4 dropped · 1 switched
- dropped Autoptimize Dec 2023 · WordPress plugins
- dropped HTTP/3 Dec 2023 · Miscellaneous
- dropped RSS Dec 2023 · Miscellaneous
- added Akismet Nov 2023 · WordPress plugins
- switched Hotjar Crazy Egg Nov 2023 · Analytics
- added EWWW Image Optimizer Nov 2023 · WordPress plugins
- added GoDaddy CoBlocks Nov 2023 · WordPress plugins
- added LazySizes Nov 2023 · Performance
- added Swiper Nov 2023 · JavaScript libraries
- added Twenty Sixteen Nov 2023 · WordPress themes
- added WooCommerce Nov 2023 · WordPress plugins
- added WP Rocket Nov 2023 · Caching
- added ClickCease Jun 2023 · Security
- dropped C Apr 2023 · Programming languages
- added HTTP/3 Apr 2023 · Miscellaneous
- added Autoptimize Mar 2023 · WordPress plugins
- added C Feb 2023 · Programming languages
- added Microsoft Clarity Feb 2023 · Analytics
- added CivicTheme Jan 2023 · UI frameworks
2022 11 added · 1 dropped
- added RSS Dec 2022 · Miscellaneous
- added Bunny Nov 2022 · CDN
- added Calendly Sep 2022 · Appointment scheduling
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added GoDaddy Aug 2022 · Hosting
- added Microsoft 365 Aug 2022 · Webmail
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Cloudflare May 2022 · CDN
- added core-js Apr 2022 · JavaScript libraries
- added reCAPTCHA Apr 2022 · Security
- added Tailwind CSS Apr 2022 · UI frameworks
2021 3 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Wheelio Sep 2021 · Widgets
- added Popper Feb 2021 · Miscellaneous
2020 1 added · 1 dropped
- added jsDelivr Jul 2020 · CDN
- dropped Apache Traffic Server Jan 2020 · Web Servers
2019 21 added · 1 dropped · 1 switched
- dropped Apache HTTP Server Dec 2019 · Web Servers
- added Lua Dec 2019 · Programming Languages
- added Nginx Dec 2019 · Web Servers
- added OpenResty Dec 2019 · Web Servers
- added Apache Traffic Server Nov 2019 · Web Servers
- switched ZURB Foundation Bootstrap Nov 2019 · Web Frameworks
- added Font Awesome Nov 2019 · Font Scripts
- added Gravity Forms Nov 2019 · Miscellaneous
- added jQuery Migrate Nov 2019 · JavaScript Libraries
- added jQuery UI Nov 2019 · JavaScript Libraries
- added MySQL Nov 2019 · Databases
- added PHP Nov 2019 · Programming Languages
- added Slick Nov 2019 · JavaScript Libraries
- added Twitter Emoji (Twemoji) Nov 2019 · Miscellaneous
- added WordPress Nov 2019 · CMS
- added Yoast SEO Nov 2019 · SEO
- added Apache HTTP Server Mar 2019 · Web Servers
- added FancyBox Mar 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added jQuery Mar 2019 · JavaScript Libraries
- added TrackJs Mar 2019 · Analytics
- added ZURB Foundation Mar 2019 · Web Frameworks