Technology history for congress.gov
Stack size over time
From 1 detected technologies in Apr 2018 to 34 in Jun 2026 (peak 35).
Currently detected
- Cloudflare since Apr 2018
- Adobe Analytics since Jun 2018
- jQuery UI since Jun 2018
- Modernizr since Jun 2018
- Mustache since Jun 2018
- jQuery since Jun 2018
- Google Analytics since Aug 2018
- New Relic since Aug 2018
- Bootstrap since Dec 2018
- Font Awesome since Jan 2019
- Adobe DTM since Jan 2019
- AngularJS since Jan 2019
- Slick since Aug 2019
- TrackJs since Aug 2019
- Django since Feb 2020
- Python since Feb 2020
- Dojo since Aug 2020
- ArcGIS API for JavaScript since Aug 2020
- Google Font API since Mar 2021
- Adobe Experience Platform Identity Service since Jul 2021
- Adobe Experience Platform Launch since Jul 2021
- core-js since Sep 2021
- PHP since Sep 2021
- Java since Sep 2021
- Popper since Apr 2022
- Adobe Audience Manager since Apr 2022
- cdnjs since Jun 2022
- YouTube since Jul 2022
- Cloudflare Bot Management since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Swagger UI since Nov 2022
- ReadSpeaker since Jan 2023
- Lodash since Dec 2023
Previously used
- React Jul 2021 to Dec 2025 · 4 yrs
- Google Tag Manager Sep 2020 to Sep 2022 · 2 yrs
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- jsDelivr Aug 2020 to May 2022 · 1 yr
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- IIS Aug 2018 to Dec 2019 · 1 yr
- Microsoft ASP.NET Aug 2018 to Dec 2019 · 1 yr
- Windows Server Aug 2018 to Dec 2019 · 1 yr
Timeline
2026 1 dropped
- dropped React Feb 2026 · JavaScript frameworks
2023 25 added
- added Lodash Dec 2023 · JavaScript libraries
- added Adobe Audience Manager May 2023 · Segmentation
- added Adobe Experience Platform Identity Service May 2023 · Customer data platform
- added Adobe Experience Platform Launch May 2023 · Tag managers
- added AngularJS May 2023 · JavaScript frameworks
- added cdnjs May 2023 · CDN
- added Cloudflare Bot Management May 2023 · Security
- added core-js May 2023 · JavaScript libraries
- added Django May 2023 · Web frameworks
- added Font Awesome May 2023 · Font scripts
- added Google Analytics May 2023 · Analytics
- added Google Font API May 2023 · Font scripts
- added HSTS May 2023 · Security
- added Java May 2023 · Programming languages
- added Modernizr May 2023 · JavaScript libraries
- added New Relic May 2023 · RUM
- added Open Graph May 2023 · Miscellaneous
- added PHP May 2023 · Programming languages
- added Popper May 2023 · Miscellaneous
- added Python May 2023 · Programming languages
- added React May 2023 · JavaScript frameworks
- added ReadSpeaker May 2023 · Widgets
- added Swagger UI May 2023 · Documentation
- added YouTube May 2023 · Video players
- added ReadSpeaker Jan 2023 · Widgets
2022 27 added · 4 dropped
- dropped Google Tag Manager Dec 2022 · Tag managers
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Adobe Audience Manager Aug 2022 · Segmentation
- added Adobe Experience Platform Identity Service Aug 2022 · Customer data platform
- added Adobe Experience Platform Launch Aug 2022 · Tag managers
- added AngularJS Aug 2022 · JavaScript frameworks
- added cdnjs Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added core-js Aug 2022 · JavaScript libraries
- added Django Aug 2022 · Web frameworks
- added Font Awesome Aug 2022 · Font scripts
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- dropped Google Remarketing Tag Aug 2022 · Retargeting
- added Google Tag Manager Aug 2022 · Tag managers
- added Java Aug 2022 · Programming languages
- added Modernizr Aug 2022 · JavaScript libraries
- added New Relic Aug 2022 · RUM
- added PHP Aug 2022 · Programming languages
- added Popper Aug 2022 · Miscellaneous
- added Python Aug 2022 · Programming languages
- added React Aug 2022 · JavaScript frameworks
- added YouTube Aug 2022 · Video players
- dropped jsDelivr Jul 2022 · CDN
- dropped Tailwind CSS Jul 2022 · UI frameworks
- added YouTube Jul 2022 · Video players
- added cdnjs Jun 2022 · CDN
- added Adobe Audience Manager Apr 2022 · Segmentation
- added Popper Apr 2022 · Miscellaneous
- added Tailwind CSS Apr 2022 · UI frameworks
2021 12 added · 4 dropped
- dropped Wheelio Dec 2021 · Widgets
- added core-js Sep 2021 · JavaScript libraries
- added Java Sep 2021 · Programming languages
- added PHP Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- added Adobe Experience Platform Identity Service Jul 2021 · Analytics
- added Adobe Experience Platform Launch Jul 2021 · Tag managers
- added AngularJS Jul 2021 · JavaScript frameworks
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Google Tag Manager Jul 2021 · Tag managers
- added Modernizr Jul 2021 · JavaScript libraries
- added New Relic Jul 2021 · Analytics
- added React Jul 2021 · JavaScript libraries
- dropped Google Tag Manager Jun 2021 · Tag managers
- dropped AngularJS Mar 2021 · JavaScript frameworks
- dropped Modernizr Mar 2021 · JavaScript libraries
2020 7 added · 7 dropped
- added Google Analytics Sep 2020 · Analytics
- added Google Tag Manager Sep 2020 · Tag managers
- added ArcGIS API for JavaScript Aug 2020 · Maps
- added Dojo Aug 2020 · JavaScript libraries
- added jsDelivr Aug 2020 · CDN
- added Slick May 2020 · JavaScript libraries
- added TrackJs May 2020 · Analytics
- dropped Google Analytics Feb 2020 · Analytics
- dropped IIS Feb 2020 · Web Servers
- dropped Microsoft ASP.NET Feb 2020 · Web Frameworks
- dropped New Relic Feb 2020 · Analytics
- dropped Slick Feb 2020 · JavaScript Libraries
- dropped TrackJs Feb 2020 · Analytics
- dropped Windows Server Feb 2020 · Operating Systems
2019 20 added · 2 dropped
- added Slick Nov 2019 · JavaScript Libraries
- added TrackJs Nov 2019 · Analytics
- dropped Slick Oct 2019 · JavaScript Libraries
- dropped TrackJs Oct 2019 · Analytics
- added Slick Aug 2019 · JavaScript Libraries
- added TrackJs Aug 2019 · Analytics
- added Adobe Analytics Mar 2019 · Analytics
- added Adobe DTM Mar 2019 · Tag Managers
- added AngularJS Mar 2019 · JavaScript Frameworks
- added Bootstrap Mar 2019 · Web Frameworks
- added Cloudflare Mar 2019 · CDN
- added Font Awesome Mar 2019 · Font Scripts
- added Google Analytics Mar 2019 · Analytics
- added IIS Mar 2019 · Web Servers
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Microsoft ASP.NET Mar 2019 · Web Frameworks
- added Modernizr Mar 2019 · JavaScript Libraries
- added Mustache Mar 2019 · JavaScript Frameworks
- added New Relic Mar 2019 · Analytics
- added Windows Server Mar 2019 · Operating Systems
- added Adobe DTM Jan 2019 · Tag Managers