Technology history for census.gov
Stack size over time
From 5 detected technologies in Apr 2018 to 77 in Jun 2026.
Currently detected
- Lodash since Apr 2018
- Modernizr since Apr 2018
- jQuery since Apr 2018
- Adobe Experience Manager since Apr 2018
- Bootstrap since Apr 2018
- jQuery UI since Jun 2018
- Java since Jun 2018
- Google Font API since Jun 2018
- Google Analytics since Jun 2018
- Adobe Analytics since Jul 2018
- Apache HTTP Server since Aug 2018
- D3 since Aug 2018
- Handlebars since Aug 2018
- Font Awesome since Aug 2018
- JavaServer Faces since Aug 2018
- Microsoft ASP.NET since Aug 2018
- AngularJS since Aug 2018
- Dojo since Aug 2018
- YouTube since Aug 2018
- Ionicons since Sep 2018
- Adobe DTM since Jan 2019
- Highcharts since Jan 2019
- Moment.js since Feb 2019
- Chart.js since May 2019
- Webpack since May 2019
- Facebook since Dec 2019
- Babel since Mar 2020
- decimal.js since Mar 2020
- Vue.js since Mar 2020
- Ember.js since Jun 2020
- Nginx since Jun 2020
- Hammer.js since Sep 2020
- Angular since Jan 2021
- Zone.js since Jan 2021
- TypeScript since Jul 2021
- Adobe Experience Platform Launch since Jul 2021
- GSAP since Jul 2021
- Adobe Experience Platform Identity Service since Jul 2021
- Adobe Target since Jul 2021
- FingerprintJS since Jul 2021
- PHP since Aug 2021
- Amazon CloudFront since Sep 2021
- Amazon Web Services since Sep 2021
- core-js since Sep 2021
- Google Tag Manager since Sep 2021
- USWDS since Jan 2022
- Hotjar since Feb 2022
- Cart Functionality since Mar 2022
- Adobe Audience Manager since Apr 2022
- Tailwind CSS since Apr 2022
- Ace since May 2022
- Snowplow Analytics since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Apple iCloud Mail since Jan 2023
- Cloudflare since Jun 2024
- Cloudflare Bot Management since Jun 2024
- Cloudflare Browser Insights since Aug 2024
- web-vitals since Jan 2025
- Cloudflare Rocket Loader since May 2025
- Okta since Jun 2025
- lit-element since Jul 2025
- lit-html since Jul 2025
- GitHub Pages since Sep 2025
- Fastly since Sep 2025
- Varnish since Sep 2025
- DataTables since Oct 2025
- Priority Hints since Nov 2025
- jQuery Migrate since Nov 2025
- Quill since Nov 2025
- Salesforce since Nov 2025
- PWA since Jan 2026
- Laravel since Jan 2026
- HTTP/3 since May 2026
- FullCalendar since May 2026
- Qualtrics since Jun 2026
- reCAPTCHA since Jun 2026
Previously used
- Akamai Feb 2019 to Sep 2025 · 6 yrs
- Akamai mPulse Nov 2021 to Sep 2025 · 3 yrs
- Boomerang Nov 2021 to Sep 2025 · 3 yrs
- Emotion Aug 2024 to Aug 2024 · 1 mo
- MUI Aug 2024 to Aug 2024 · 1 mo
- React Aug 2024 to Aug 2024 · 1 mo
- F5 BigIP Nov 2022 to Dec 2023 · 1 yr
- Express Jun 2020 to Mar 2023 · 2 yrs
- IIS Aug 2018 to Mar 2023 · 4 yrs
- Node.js Jun 2020 to Mar 2023 · 2 yrs
- OpenResty Jun 2020 to Mar 2023 · 2 yrs
- Windows Server Aug 2018 to Mar 2023 · 4 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- JavaScript Infovis Toolkit Aug 2018 to Nov 2022 · 4 yrs
- OpenLayers Aug 2018 to Nov 2022 · 4 yrs
- RequireJS Dec 2020 to Nov 2022 · 1 yr
- Google Remarketing Tag Sep 2021 to Feb 2022 · 5 mo
- Akamai Bot Manager Nov 2021 to Nov 2021 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Lua Jun 2020 to May 2021 · 11 mo
- Angular Material Aug 2018 to Dec 2020 · 2 yrs
- Apache Tomcat Aug 2018 to Dec 2020 · 2 yrs
- Material Design Lite Aug 2018 to Dec 2020 · 2 yrs
- FancyBox Aug 2018 to Aug 2020 · 2 yrs
- AppDynamics Jul 2020 to Jul 2020 · 1 mo
- Java Servlet Aug 2018 to Jul 2019 · 11 mo
- Mixpanel Jun 2018 to Jul 2019 · 1 yr
- CKEditor Aug 2018 to Apr 2019 · 8 mo
- RxJS Aug 2018 to Apr 2019 · 8 mo
- Underscore.js Jun 2018 to Jun 2018 · 1 mo
Timeline
2026 1 added · 2 dropped
- added FullCalendar May 2026 · Widgets
- dropped Akamai Feb 2026 · CDN
- dropped F5 BigIP Feb 2026 · Reverse proxies
2025 5 added · 2 dropped · 1 switched
- dropped Akamai mPulse Nov 2025 · RUM
- switched Boomerang jQuery Migrate Nov 2025 · JavaScript libraries
- added Okta Sep 2025 · Authentication
- dropped Okta Aug 2025 · Authentication
- added lit-element Jul 2025 · JavaScript libraries
- added lit-html Jul 2025 · JavaScript libraries
- added Cloudflare Rocket Loader May 2025 · Performance
- added web-vitals Jan 2025 · JavaScript libraries
2024 4 added · 2 dropped · 2 switched
- dropped MUI Oct 2024 · UI frameworks
- added Cloudflare Browser Insights Aug 2024 · Analytics
- switched React Emotion Aug 2024 · JavaScript frameworks
- added MUI Aug 2024 · UI frameworks
- switched Emotion React Aug 2024 · JavaScript frameworks
- added Cloudflare Jun 2024 · CDN
- added Cloudflare Bot Management Jun 2024 · Security
- dropped Google Remarketing Tag May 2024 · Retargeting
2023 2 added · 10 dropped
- dropped Express Sep 2023 · Web servers
- dropped Nginx Sep 2023 · Web servers
- dropped Node.js Sep 2023 · Programming languages
- dropped OpenResty Sep 2023 · Web servers
- dropped C Aug 2023 · Programming languages
- dropped JavaScript Infovis Toolkit Jul 2023 · JavaScript graphics
- dropped OpenLayers Jul 2023 · Maps
- dropped RequireJS Jul 2023 · JavaScript frameworks
- dropped IIS May 2023 · Web servers
- dropped Windows Server May 2023 · Operating systems
- added PHP Mar 2023 · Programming languages
- added Apple iCloud Mail Jan 2023 · Webmail
2022 6 added · 5 dropped
- dropped PHP Dec 2022 · Programming languages
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- dropped Wheelio Aug 2022 · Widgets
- added PHP Jun 2022 · Programming languages
- dropped Tailwind CSS Jun 2022 · UI frameworks
- dropped PHP May 2022 · Programming languages
- added Adobe Audience Manager Apr 2022 · Segmentation
- added Tailwind CSS Apr 2022 · UI frameworks
- dropped Akamai Bot Manager Mar 2022 · Security
- added USWDS Jan 2022 · Web frameworks
2021 18 added · 10 dropped · 1 switched
- added Akamai Nov 2021 · CDN
- added Akamai Bot Manager Nov 2021 · Security
- added Akamai mPulse Nov 2021 · RUM
- added Boomerang Nov 2021 · RUM
- dropped Akamai Oct 2021 · CDN
- dropped Apache Tomcat Oct 2021 · Web servers
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- switched Lua PHP Aug 2021 · Programming languages
- added Adobe Experience Platform Identity Service Jul 2021 · Analytics
- added Adobe Experience Platform Launch Jul 2021 · Tag managers
- added Adobe Target Jul 2021 · Marketing automation
- dropped Angular Material Jul 2021 · UI frameworks
- dropped AngularJS Jul 2021 · JavaScript frameworks
- added decimal.js Jul 2021 · JavaScript libraries
- added FingerprintJS Jul 2021 · JavaScript libraries
- added GSAP Jul 2021 · JavaScript frameworks
- dropped Material Design Lite Jul 2021 · UI frameworks
- added Ember.js Jun 2021 · JavaScript frameworks
- added Hammer.js Jun 2021 · JavaScript libraries
- added Handlebars Jun 2021 · JavaScript frameworks
- added Moment.js Jun 2021 · JavaScript libraries
- dropped decimal.js Apr 2021 · JavaScript libraries
- dropped Handlebars Apr 2021 · JavaScript frameworks
- dropped Moment.js Apr 2021 · JavaScript libraries
- dropped Ember.js Mar 2021 · JavaScript frameworks
- dropped Hammer.js Mar 2021 · JavaScript libraries
- added Angular Jan 2021 · JavaScript frameworks
- added Zone.js Jan 2021 · JavaScript frameworks
2020 4 added · 2 dropped · 2 switched
- added RequireJS Dec 2020 · JavaScript frameworks
- dropped AppDynamics Sep 2020 · Analytics
- switched FancyBox Hammer.js Sep 2020 · JavaScript libraries
- added AppDynamics Jul 2020 · Analytics
- added Babel Mar 2020 · Miscellaneous
- dropped CKEditor Mar 2020 · Rich Text Editors
- added decimal.js Mar 2020 · JavaScript Libraries
- switched RxJS Vue.js Mar 2020 · JavaScript Frameworks
2019 15 added · 4 dropped
- added Facebook Dec 2019 · Widgets
- added Chart.js Nov 2019 · JavaScript Graphics
- dropped Mixpanel Nov 2019 · Analytics
- dropped Chart.js Oct 2019 · JavaScript Graphics
- dropped Java Servlet Sep 2019 · Web Frameworks
- dropped JavaServer Faces Sep 2019 · Web Frameworks
- added Adobe DTM Mar 2019 · Tag Managers
- added Angular Material Mar 2019 · Web Frameworks
- added AngularJS Mar 2019 · JavaScript Frameworks
- added Google Font API Mar 2019 · Font Scripts
- added Handlebars Mar 2019 · JavaScript Frameworks
- added Java Servlet Mar 2019 · Web Frameworks
- added JavaServer Faces Mar 2019 · Web Frameworks
- added Material Design Lite Mar 2019 · Web Frameworks
- added Mixpanel Mar 2019 · Analytics
- added Moment.js Mar 2019 · JavaScript Libraries
- added RxJS Mar 2019 · JavaScript Frameworks
- added Moment.js Feb 2019 · JavaScript Libraries
- added Adobe DTM Jan 2019 · Tag Managers
2018 7 added · 1 switched
- added Ionicons Sep 2018 · Font Scripts
- added Adobe Analytics Jul 2018 · Analytics
- added Google Analytics Jun 2018 · Analytics
- added Google Font API Jun 2018 · Font Scripts
- added Java Jun 2018 · Programming Languages
- switched Underscore.js jQuery UI Jun 2018 · JavaScript Frameworks
- added Mixpanel Jun 2018 · Analytics
- added Underscore.js Jun 2018 · JavaScript Frameworks