Technology history for irs.gov
Stack size over time
From 7 detected technologies in Apr 2018 to 86 in Jun 2026.
Currently detected
- Drupal since Apr 2018
- AddToAny since Apr 2018
- jQuery since Apr 2018
- Google Tag Manager since Apr 2018
- Twitter since Apr 2018
- YouTube since Apr 2018
- Google Analytics since Jun 2018
- Lodash since Jun 2018
- New Relic since Jun 2018
- Bootstrap since Jun 2018
- PHP since Jun 2018
- Express since Aug 2018
- Microsoft ASP.NET since Aug 2018
- Nginx since Aug 2018
- Node.js since Aug 2018
- Modernizr since Aug 2018
- Amazon CloudFront since Aug 2018
- jQuery UI since Aug 2018
- IIS since Aug 2018
- Windows Server since Aug 2018
- Amazon Web Services since Feb 2019
- Apache HTTP Server since Apr 2019
- Akamai since Apr 2019
- Percona since May 2019
- Amazon EC2 since May 2019
- MySQL since Jan 2021
- parcel since Jan 2021
- Babel since Jan 2021
- jQuery Migrate since Jan 2021
- Leaflet since Jan 2021
- Swiper Slider since Jan 2021
- W3 Total Cache since Jan 2021
- WordPress since Jan 2021
- Yoast SEO since Jan 2021
- Acquia Cloud Platform since Feb 2021
- Akamai mPulse since Jun 2021
- Boomerang since Jun 2021
- Livefyre since Jul 2021
- Twitter Ads since Jul 2021
- core-js since Sep 2021
- Amazon ALB since Sep 2021
- Akamai Bot Manager since Sep 2021
- Java since Sep 2021
- GTranslate since Feb 2022
- Tailwind CSS since Apr 2022
- Lightbox since Jul 2022
- Moment.js since Aug 2022
- AngularJS since Aug 2022
- Acquia Cloud Classic since Aug 2022
- Prism since Aug 2022
- Red Hat Gluster since Aug 2022
- Select2 since Aug 2022
- TinyMCE since Aug 2022
- Cooladata since Sep 2022
- Medallia since Sep 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Swiper since Sep 2022
- Siteimprove since Feb 2023
- Monsido since May 2023
- Cloudflare since Jun 2023
- Yoast SEO Premium since Jun 2023
- OpenSSL since Jul 2023
- Red Hat since Jul 2023
- Mailgun since Aug 2023
- PWA since Feb 2024
- Bookly since Apr 2024
- Hammer.js since Apr 2024
- Svelte since Apr 2024
- OWL Carousel since May 2024
- Isotope since May 2024
- prettyPhoto since May 2024
- Slick since May 2024
- Bootstrap Icons since Jul 2024
- Cloudflare Bot Management since Nov 2024
- React since Nov 2024
- React Router since Nov 2024
- web-vitals since Jan 2025
- Aura since Mar 2025
- Salesforce Desk since Mar 2025
- Envoy since Jun 2025
- Vimeo since Jun 2025
- Debian since Aug 2025
- Moneris since Sep 2025
- HTTP/3 since Jan 2026
- DataTables since Apr 2026
Previously used
- Linkedin Insight Tag Nov 2024 to Sep 2025 · 10 mo
- Font Awesome Aug 2022 to Apr 2024 · 1 yr
- ShareThis Mar 2022 to Apr 2024 · 2 yrs
- Snowplow Analytics Aug 2022 to Apr 2024 · 1 yr
- Akamai Web Application Protector Aug 2021 to Sep 2023 · 2 yrs
- AddThis Aug 2018 to May 2023 · 4 yrs
- Moat Jul 2022 to May 2023 · 10 mo
- C Feb 2023 to Feb 2023 · 1 mo
- Varnish Jun 2018 to Feb 2023 · 4 yrs
- Webtrends Apr 2019 to Dec 2021 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- TrackJs Apr 2018 to Jun 2021 · 3 yrs
- Acquia Cloud Jun 2018 to Jan 2021 · 2 yrs
- Underscore.js Jun 2018 to Jan 2021 · 2 yrs
- FancyBox Aug 2018 to Dec 2020 · 2 yrs
- Orchard Core Aug 2018 to Dec 2020 · 2 yrs
Timeline
2026 3 added
- added Cloudflare Bot Management May 2026 · Security
- added DataTables Apr 2026 · JavaScript libraries
- added HTTP/3 Jan 2026 · Miscellaneous
2025 4 added · 4 dropped
- dropped Cloudflare Bot Management Nov 2025 · Security
- dropped Linkedin Insight Tag Nov 2025 · Analytics
- added Moneris Sep 2025 · Payment processors
- dropped Tailwind CSS Jul 2025 · UI frameworks
- added Envoy Jun 2025 · Reverse proxies
- added Vimeo Jun 2025 · Video players
- dropped Cloudflare Bot Management Jan 2025 · Security
- added web-vitals Jan 2025 · JavaScript libraries
2024 12 added · 1 dropped · 2 switched
- added Cloudflare Bot Management Nov 2024 · Security
- added Linkedin Insight Tag Nov 2024 · Analytics
- switched Font Awesome Bootstrap Icons Jul 2024 · Font scripts
- added Tailwind CSS Jul 2024 · UI frameworks
- dropped Snowplow Analytics Jun 2024 · Analytics
- added Isotope May 2024 · JavaScript libraries
- added Modernizr May 2024 · JavaScript libraries
- added OWL Carousel May 2024 · JavaScript libraries
- added prettyPhoto May 2024 · JavaScript libraries
- added Slick May 2024 · JavaScript libraries
- switched ShareThis Twitter May 2024 · Widgets
- added Twitter Ads May 2024 · Advertising
- added Bookly Apr 2024 · WordPress plugins
- added Hammer.js Apr 2024 · JavaScript libraries
- added Svelte Apr 2024 · JavaScript frameworks
2023 8 added · 4 dropped · 1 switched
- dropped Akamai Web Application Protector Nov 2023 · Security
- added Akamai Web Application Protector Sep 2023 · Security
- added Mailgun Aug 2023 · Email
- dropped AddThis Jul 2023 · Widgets
- added OpenSSL Jul 2023 · Web server extensions
- added Red Hat Jul 2023 · Operating systems
- added Cloudflare Jun 2023 · CDN
- added Yoast SEO Premium Jun 2023 · SEO
- switched Moat Monsido May 2023 · Analytics
- dropped C Apr 2023 · Programming languages
- dropped Varnish Apr 2023 · Caching
- added C Feb 2023 · Programming languages
- added Siteimprove Feb 2023 · Analytics
2022 35 added · 3 dropped
- dropped Webtrends Oct 2022 · Analytics
- added Cooladata Sep 2022 · Customer data platform
- added HSTS Sep 2022 · Security
- added Medallia Sep 2022 · Analytics
- added Open Graph Sep 2022 · Miscellaneous
- added Swiper Sep 2022 · JavaScript libraries
- added Acquia Cloud Classic Aug 2022 · Hosting
- added Acquia Cloud Platform Aug 2022 · PaaS
- added AddThis Aug 2022 · Widgets
- added AddToAny Aug 2022 · Widgets
- added Akamai Aug 2022 · CDN
- added Akamai Bot Manager Aug 2022 · Security
- added Akamai mPulse Aug 2022 · RUM
- added Amazon EC2 Aug 2022 · Web servers
- added Boomerang Aug 2022 · RUM
- added core-js Aug 2022 · JavaScript libraries
- added Drupal Aug 2022 · CMS
- added GTranslate Aug 2022 · WordPress plugins
- added Lightbox Aug 2022 · JavaScript libraries
- added Livefyre Aug 2022 · Comment systems
- added Lodash Aug 2022 · JavaScript libraries
- added Microsoft ASP.NET Aug 2022 · Web frameworks
- added Moat Aug 2022 · Analytics
- added New Relic Aug 2022 · RUM
- added Nginx Aug 2022 · Web servers
- added Percona Aug 2022 · Databases
- added Red Hat Gluster Aug 2022 · Network storage
- added ShareThis Aug 2022 · Widgets
- added Varnish Aug 2022 · Caching
- added YouTube Aug 2022 · Video players
- added AddThis Jul 2022 · Widgets
- added Lightbox Jul 2022 · JavaScript libraries
- added Moat Jul 2022 · Analytics
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Tailwind CSS Apr 2022 · UI frameworks
- added ShareThis Mar 2022 · Widgets
- added GTranslate Feb 2022 · Translation
- dropped Wheelio Jan 2022 · Widgets
2021 20 added · 10 dropped · 2 switched
- dropped Amazon EC2 Dec 2021 · Web servers
- dropped Twitter Dec 2021 · Widgets
- dropped Twitter Ads Dec 2021 · Advertising
- dropped Akamai Web Application Protector Oct 2021 · Security
- added Akamai Bot Manager Sep 2021 · Security
- added Amazon ALB Sep 2021 · Load balancers
- added core-js Sep 2021 · JavaScript libraries
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- added Akamai Web Application Protector Aug 2021 · Security
- added Livefyre Jul 2021 · Comment systems
- added Twitter Ads Jul 2021 · Advertising
- dropped AddThis Jun 2021 · Widgets
- added Akamai mPulse Jun 2021 · Development
- added Boomerang Jun 2021 · JavaScript libraries
- dropped FancyBox Jun 2021 · JavaScript Libraries
- added Lodash Jun 2021 · JavaScript libraries
- dropped Modernizr Jun 2021 · JavaScript Libraries
- switched TrackJs New Relic Jun 2021 · Analytics
- dropped Orchard Core Jun 2021 · CMS
- dropped New Relic Mar 2021 · Analytics
- dropped Underscore.js Mar 2021 · JavaScript libraries
- switched Acquia Cloud Acquia Cloud Platform Feb 2021 · PaaS
- added Babel Jan 2021 · Miscellaneous
- added jQuery Migrate Jan 2021 · JavaScript libraries
- added Leaflet Jan 2021 · Maps
- added MySQL Jan 2021 · Databases
- added parcel Jan 2021 · Miscellaneous
- added Swiper Slider Jan 2021 · Miscellaneous
- added W3 Total Cache Jan 2021 · Caching
- added WordPress Jan 2021 · Blogs
- added Yoast SEO Jan 2021 · SEO
2020 1 added
- added Underscore.js Sep 2020 · JavaScript libraries
2019 27 added
- added Amazon EC2 May 2019 · Web Servers
- added Percona May 2019 · Databases
- added Akamai Apr 2019 · CDN
- added Acquia Cloud Mar 2019 · Web Servers
- added AddThis Mar 2019 · Widgets
- added AddToAny Mar 2019 · Widgets
- added Amazon CloudFront Mar 2019 · CDN
- added Amazon Web Services Mar 2019 · PaaS
- added Bootstrap Mar 2019 · Web Frameworks
- added Drupal Mar 2019 · CMS
- added Express Mar 2019 · Web Frameworks
- added FancyBox Mar 2019 · JavaScript Libraries
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added Modernizr Mar 2019 · JavaScript Libraries
- added New Relic Mar 2019 · Analytics
- added Nginx Mar 2019 · Web Servers
- added Node.js Mar 2019 · Programming Languages
- added Orchard Core Mar 2019 · CMS
- added PHP Mar 2019 · Programming Languages
- added TrackJs Mar 2019 · Analytics
- added Twitter Mar 2019 · Widgets
- added Varnish Mar 2019 · Cache Tools
- added YouTube Mar 2019 · Video Players
- added Amazon Web Services Feb 2019 · PaaS
2018 8 added · 3 dropped
- dropped Lodash Aug 2018 · JavaScript Frameworks
- dropped Underscore.js Aug 2018 · JavaScript Frameworks
- dropped Google Tag Manager Jul 2018 · Tag Managers
- added Acquia Cloud Jun 2018 · Web Servers
- added Bootstrap Jun 2018 · Web Frameworks
- added Google Analytics Jun 2018 · Analytics
- added Lodash Jun 2018 · JavaScript Frameworks
- added New Relic Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages
- added Underscore.js Jun 2018 · JavaScript Frameworks
- added Varnish Jun 2018 · Cache Tools