Technology history for airnow.gov
Stack size over time
From 11 detected technologies in Jun 2018 to 31 in Jun 2026.
Currently detected
- Crazy Egg since Jun 2018
- Google Analytics since Jun 2018
- Google Tag Manager since Jun 2018
- jQuery since Jun 2018
- Apache HTTP Server since Jun 2018
- jQuery UI since Jun 2018
- Drupal since Oct 2018
- PHP since Oct 2018
- Highcharts since Oct 2018
- Bootstrap since Oct 2018
- Moment.js since Oct 2018
- Dojo since Apr 2020
- Font Awesome since Apr 2020
- Amazon CloudFront since Apr 2020
- Amazon Web Services since Apr 2020
- ArcGIS API for JavaScript since Apr 2020
- Leaflet since Apr 2020
- jsDelivr since Jul 2020
- Livefyre since Jun 2021
- Lodash since Jul 2021
- cdnjs since Nov 2021
- PubSubJS since May 2022
- Cloudflare since May 2022
- HSTS since Sep 2022
- Svelte since Sep 2024
- web-vitals since Jan 2025
- Popper since Feb 2025
- Tippy.js since Feb 2025
- Unpkg since Feb 2025
- Open Graph since May 2025
- React since Apr 2026
Previously used
- Swiper Oct 2023 to Jul 2024 · 9 mo
- Webpack Oct 2022 to Jul 2024 · 1 yr
- Day.js Aug 2021 to Aug 2023 · 2 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Apache Tomcat Jun 2018 to Apr 2020 · 1 yr
- Java Jun 2018 to Apr 2020 · 1 yr
- mod_jk Jun 2018 to Apr 2020 · 1 yr
- OpenSSL Jun 2018 to Apr 2020 · 1 yr
- Windows Server Jun 2018 to Apr 2020 · 1 yr
- Google Maps Oct 2018 to Nov 2018 · 1 mo
- New Relic Nov 2018 to Nov 2018 · 1 mo
- OpenLayers Oct 2018 to Nov 2018 · 1 mo
- Underscore.js Oct 2018 to Nov 2018 · 1 mo
Timeline
2026 2 added
- added Highcharts Apr 2026 · JavaScript graphics
- added React Apr 2026 · JavaScript frameworks
2025 5 added · 1 switched
- added jQuery UI Oct 2025 · JavaScript libraries
- added Open Graph May 2025 · Miscellaneous
- added Popper Feb 2025 · Miscellaneous
- added Tippy.js Feb 2025 · JavaScript libraries
- added Unpkg Feb 2025 · CDN
- switched Swiper web-vitals Jan 2025 · JavaScript libraries
2024 2 dropped
2023 1 added
- added Swiper Oct 2023 · JavaScript libraries
2022 11 added · 1 dropped
- added HSTS Sep 2022 · Security
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- added Day.js Aug 2022 · JavaScript libraries
- added jsDelivr Aug 2022 · CDN
- added Livefyre Aug 2022 · Comment systems
- added Lodash Aug 2022 · JavaScript libraries
- added PubSubJS Aug 2022 · JavaScript libraries
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Cloudflare May 2022 · CDN
- added PubSubJS May 2022 · JavaScript libraries
- added Tailwind CSS Apr 2022 · UI frameworks
2021 5 added · 1 dropped
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Wheelio Sep 2021 · Widgets
- added Day.js Aug 2021 · JavaScript libraries
- added Lodash Jul 2021 · JavaScript libraries
- added Livefyre Jun 2021 · Comment systems
2020 10 added · 6 dropped · 1 switched
- added jsDelivr Jul 2020 · CDN
- dropped Apache HTTP Server Jun 2020 · Web Servers
- dropped Apache Tomcat Jun 2020 · Web Servers
- dropped jQuery UI Jun 2020 · JavaScript Libraries
- dropped mod_jk Jun 2020 · Web Server Extensions
- dropped OpenSSL Jun 2020 · Web Server Extensions
- dropped Windows Server Jun 2020 · Operating Systems
- added Amazon CloudFront Apr 2020 · CDN
- added Amazon Web Services Apr 2020 · PaaS
- added ArcGIS API for JavaScript Apr 2020 · Maps
- added Bootstrap Apr 2020 · UI Frameworks
- added Dojo Apr 2020 · JavaScript Libraries
- added Drupal Apr 2020 · CMS
- added Font Awesome Apr 2020 · Font Scripts
- added Leaflet Apr 2020 · Maps
- added Moment.js Apr 2020 · JavaScript Libraries
- switched Java PHP Apr 2020 · Programming Languages
2019 11 added · 7 dropped
- added Apache HTTP Server Mar 2019 · Web Servers
- added Apache Tomcat Mar 2019 · Web Servers
- added Crazy Egg Mar 2019 · Analytics
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added Java Mar 2019 · Programming Languages
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added mod_jk Mar 2019 · Web Server Extensions
- added OpenSSL Mar 2019 · Web Server Extensions
- added Windows Server Mar 2019 · Operating Systems
- dropped Bootstrap Jan 2019 · Web Frameworks
- dropped Drupal Jan 2019 · CMS
- dropped Highcharts Jan 2019 · JavaScript Graphics
- dropped Moment.js Jan 2019 · JavaScript Libraries
- dropped New Relic Jan 2019 · Analytics
- dropped PHP Jan 2019 · Programming Languages
- dropped Underscore.js Jan 2019 · JavaScript Libraries
2018 7 added · 2 switched
- added New Relic Nov 2018 · Analytics
- added Bootstrap Oct 2018 · Web Frameworks
- added Drupal Oct 2018 · CMS
- switched OpenLayers Google Maps Oct 2018 · Maps
- added Highcharts Oct 2018 · JavaScript Graphics
- added Moment.js Oct 2018 · JavaScript Libraries
- switched Google Maps OpenLayers Oct 2018 · Maps
- added PHP Oct 2018 · Programming Languages
- added Underscore.js Oct 2018 · JavaScript Libraries