Technology history for doi.gov
Stack size over time
From 3 detected technologies in Apr 2018 to 72 in Jun 2026.
Currently detected
- Google Font API since Apr 2018
- jQuery since Apr 2018
- jQuery UI since Apr 2018
- PHP since Jun 2018
- Drupal since Jun 2018
- Google Analytics since Jun 2018
- Nginx since Jun 2018
- Google Tag Manager since Aug 2018
- Amazon CloudFront since Aug 2018
- React since Dec 2018
- Webpack since Dec 2018
- Gatsby since Dec 2018
- Amazon Web Services since Jan 2019
- VideoJS since Mar 2020
- Windows Server since Jun 2020
- Microsoft ASP.NET since Jun 2020
- IIS since Jun 2020
- Lodash since Sep 2020
- Apache HTTP Server since Oct 2020
- Bootstrap since Oct 2020
- PostgreSQL since Jul 2021
- Python since Jul 2021
- Select2 since Jul 2021
- Solr since Jul 2021
- Font Awesome since Jul 2021
- Lucene since Jul 2021
- Moment.js since Jul 2021
- Ckan since Jul 2021
- Leaflet since Jul 2021
- Livefyre since Jul 2021
- Java since Jul 2021
- core-js since Sep 2021
- Cloudflare since Sep 2021
- Google Hosted Libraries since Feb 2022
- JSS since Feb 2022
- Varnish since Mar 2022
- Acquia Cloud Platform since Mar 2022
- Drupal Multisite since Apr 2022
- MUI since Apr 2022
- Popper since Jul 2022
- cdnjs since Jul 2022
- Pulse Secure since Aug 2022
- PWA since Aug 2022
- Salesforce since Aug 2022
- Microsoft 365 since Aug 2022
- Microsoft HTTPAPI since Aug 2022
- CFML since Aug 2022
- Adobe ColdFusion since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- jsDelivr since Sep 2022
- Amazon ALB since Oct 2022
- SimpleSAMLphp since Dec 2022
- Acquia Cloud Platform CDN since Jan 2023
- Siteimprove since Feb 2023
- Slick since May 2023
- USWDS since May 2023
- RSS since Apr 2024
- web-vitals since Jan 2025
- GraphQL since Feb 2025
- TypeScript since Feb 2025
- Apollo since Feb 2025
- Cloudflare Bot Management since Jun 2025
- Cloudflare Browser Insights since Jun 2025
- Day.js since Jul 2025
- HTTP/3 since Sep 2025
- Moneris since Oct 2025
- PubSubJS since Nov 2025
- jQuery Migrate since Nov 2025
- Imperva since May 2026
- lit-element since May 2026
- lit-html since May 2026
Previously used
- OpenSSL Jan 2022 to Oct 2024 · 2 yrs
- UNIX Jan 2022 to Oct 2024 · 2 yrs
- New Relic Aug 2022 to May 2024 · 1 yr
- Apache Tomcat Jan 2022 to Apr 2024 · 2 yrs
- mod_jk Jan 2022 to Apr 2024 · 2 yrs
- Modernizr Oct 2020 to Mar 2024 · 3 yrs
- Linkedin Sign-in Sep 2023 to Jan 2024 · 4 mo
- Twitter Jan 2021 to Jul 2023 · 2 yrs
- Twitter Ads Jul 2021 to Jul 2023 · 2 yrs
- Isotope Jul 2021 to May 2023 · 1 yr
- OWL Carousel Oct 2020 to May 2023 · 2 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- jQuery CDN Jul 2022 to Feb 2023 · 7 mo
- Unpkg Jul 2022 to Feb 2023 · 7 mo
- Acquia Cloud Classic Aug 2022 to Oct 2022 · 2 mo
- Amazon EC2 Aug 2022 to Oct 2022 · 2 mo
- Percona Mar 2022 to Oct 2022 · 7 mo
- Red Hat Gluster Aug 2022 to Oct 2022 · 2 mo
- Crazy Egg Feb 2022 to Sep 2022 · 7 mo
- DreamWeaver Aug 2018 to Aug 2022 · 4 yrs
- Google Remarketing Tag Jan 2022 to May 2022 · 4 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Choices Feb 2021 to Feb 2021 · 1 mo
- Essential JS 2 Oct 2019 to Feb 2020 · 4 mo
- D3 Aug 2018 to Nov 2018 · 3 mo
- List.js Aug 2018 to Nov 2018 · 3 mo
Timeline
2026 3 added
- added lit-element May 2026 · JavaScript libraries
- added lit-html May 2026 · JavaScript libraries
- added Cloudflare Bot Management Apr 2026 · Security
2025 9 added · 1 dropped
- dropped Cloudflare Bot Management Dec 2025 · Security
- added Moneris Oct 2025 · Payment processors
- added HTTP/3 Sep 2025 · Miscellaneous
- added Day.js Jul 2025 · JavaScript libraries
- added Cloudflare Bot Management Jun 2025 · Security
- added Cloudflare Browser Insights Jun 2025 · RUM
- added Apollo Feb 2025 · JavaScript libraries
- added GraphQL Feb 2025 · Programming languages
- added TypeScript Feb 2025 · Programming languages
- added web-vitals Jan 2025 · JavaScript libraries
2024 7 dropped
- dropped OpenSSL Dec 2024 · Web server extensions
- dropped UNIX Dec 2024 · Operating systems
- dropped New Relic Aug 2024 · RUM
- dropped Apache Tomcat Jun 2024 · Web servers
- dropped mod_jk Jun 2024 · Web server extensions
- dropped Modernizr May 2024 · JavaScript libraries
- dropped Linkedin Sign-in Mar 2024 · Authentication
2023 6 added · 8 dropped · 1 switched
- added cdnjs Sep 2023 · CDN
- added Linkedin Sign-in Sep 2023 · Authentication
- dropped Twitter Sep 2023 · Widgets
- dropped Twitter Ads Sep 2023 · Advertising
- dropped Isotope Aug 2023 · JavaScript libraries
- dropped OWL Carousel Aug 2023 · JavaScript libraries
- added Slick May 2023 · JavaScript libraries
- added USWDS May 2023 · UI frameworks
- dropped C Apr 2023 · Programming languages
- dropped cdnjs Apr 2023 · CDN
- dropped jQuery CDN Apr 2023 · CDN
- dropped Unpkg Apr 2023 · CDN
- added C Feb 2023 · Programming languages
- switched Crazy Egg Siteimprove Feb 2023 · Analytics
- added Acquia Cloud Platform CDN Jan 2023 · CDN
2022 71 added · 7 dropped
- dropped Acquia Cloud Classic Dec 2022 · Hosting
- dropped Amazon EC2 Dec 2022 · Web servers
- dropped DreamWeaver Dec 2022 · Editors
- dropped Percona Dec 2022 · Databases
- dropped Red Hat Gluster Dec 2022 · Network storage
- added SimpleSAMLphp Dec 2022 · Authentication
- added Amazon ALB Oct 2022 · Load balancers
- added HSTS Sep 2022 · Security
- added jsDelivr Sep 2022 · CDN
- added Open Graph Sep 2022 · Miscellaneous
- added Acquia Cloud Classic Aug 2022 · Hosting
- added Acquia Cloud Platform Aug 2022 · PaaS
- added Amazon CloudFront Aug 2022 · CDN
- added Amazon EC2 Aug 2022 · Web servers
- added Amazon Web Services Aug 2022 · PaaS
- added Apache HTTP Server Aug 2022 · Web servers
- added Apache Tomcat Aug 2022 · Web servers
- added Bootstrap Aug 2022 · UI frameworks
- added cdnjs Aug 2022 · CDN
- added Ckan Aug 2022 · CMS
- added Cloudflare Aug 2022 · CDN
- added core-js Aug 2022 · JavaScript libraries
- added Crazy Egg Aug 2022 · Analytics
- added DreamWeaver Aug 2022 · Editors
- added Drupal Multisite Aug 2022 · Hosting
- added Font Awesome Aug 2022 · Font scripts
- added Gatsby Aug 2022 · JavaScript frameworks
- added Google Hosted Libraries Aug 2022 · CDN
- dropped Google Remarketing Tag Aug 2022 · Retargeting
- added Google Tag Manager Aug 2022 · Tag managers
- added IIS Aug 2022 · Web servers
- added Isotope Aug 2022 · JavaScript libraries
- added Java Aug 2022 · Programming languages
- added jQuery CDN Aug 2022 · CDN
- added JSS Aug 2022 · JavaScript frameworks
- added Leaflet Aug 2022 · Maps
- added Livefyre Aug 2022 · Comment systems
- added Lucene Aug 2022 · Databases
- added Microsoft 365 Aug 2022 · Webmail
- added Microsoft ASP.NET Aug 2022 · Web frameworks
- added mod_jk Aug 2022 · Web server extensions
- added Modernizr Aug 2022 · JavaScript libraries
- added Moment.js Aug 2022 · JavaScript libraries
- added MUI Aug 2022 · UI frameworks
- added OpenSSL Aug 2022 · Web server extensions
- added OWL Carousel Aug 2022 · JavaScript libraries
- added Percona Aug 2022 · Databases
- added Popper Aug 2022 · Miscellaneous
- added PostgreSQL Aug 2022 · Databases
- added PWA Aug 2022 · Miscellaneous
- added Python Aug 2022 · Programming languages
- added React Aug 2022 · JavaScript frameworks
- added Red Hat Gluster Aug 2022 · Network storage
- added Salesforce Aug 2022 · CRM
- added Select2 Aug 2022 · JavaScript libraries
- added Solr Aug 2022 · Databases
- added Twitter Aug 2022 · Widgets
- added Twitter Ads Aug 2022 · Advertising
- added UNIX Aug 2022 · Operating systems
- added Unpkg Aug 2022 · CDN
- added Varnish Aug 2022 · Caching
- added VideoJS Aug 2022 · Video players
- added Webpack Aug 2022 · Miscellaneous
- added Windows Server Aug 2022 · Operating systems
- added Drupal Multisite Apr 2022 · Hosting
- added MUI Apr 2022 · UI frameworks
- added Acquia Cloud Platform Mar 2022 · PaaS
- added Percona Mar 2022 · Databases
- added Varnish Mar 2022 · Caching
- added Crazy Egg Feb 2022 · Analytics
- added Google Hosted Libraries Feb 2022 · CDN
- added JSS Feb 2022 · Development
- added Apache Tomcat Jan 2022 · Web servers
- dropped Cloudflare Jan 2022 · CDN
- added Google Remarketing Tag Jan 2022 · Retargeting
- added mod_jk Jan 2022 · Web server extensions
- added OpenSSL Jan 2022 · Web server extensions
- added UNIX Jan 2022 · Operating systems
2021 8 added · 4 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Cloudflare Sep 2021 · CDN
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Isotope Jul 2021 · JavaScript libraries
- added Twitter Ads Jul 2021 · Advertising
- added VideoJS Jul 2021 · Video players
- dropped Choices Apr 2021 · Miscellaneous
- dropped VideoJS Mar 2021 · Video players
- added Choices Feb 2021 · Miscellaneous
- dropped Lodash Jan 2021 · JavaScript libraries
- added Twitter Jan 2021 · Widgets
2020 2 added · 1 dropped
- added Lodash Sep 2020 · JavaScript libraries
- dropped Essential JS 2 Apr 2020 · JavaScript Frameworks
- added VideoJS Mar 2020 · Video Players
2019 9 added · 2 dropped
- added Essential JS 2 Oct 2019 · Web Frameworks
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon Web Services Mar 2019 · PaaS
- added DreamWeaver Mar 2019 · Editors
- added Gatsby Mar 2019 · JavaScript Frameworks
- added Google Tag Manager Mar 2019 · Tag Managers
- added React Mar 2019 · JavaScript Frameworks
- added Webpack Mar 2019 · Miscellaneous
- added Amazon Web Services Jan 2019 · PaaS
- dropped D3 Jan 2019 · JavaScript Graphics
- dropped List.js Jan 2019 · JavaScript Libraries