Technology history for sfgov.org
Stack size over time
From 6 detected technologies in Apr 2018 to 107 in Jun 2026 (peak 111).
Currently detected
- Apache HTTP Server since Apr 2018
- Drupal since Apr 2018
- jQuery UI since Apr 2018
- Google Font API since Apr 2018
- jQuery since Apr 2018
- Varnish since Apr 2018
- Twitter since Jun 2018
- Google Analytics since Jun 2018
- New Relic since Jun 2018
- PHP since Jun 2018
- Ruby since Aug 2018
- Moment.js since Aug 2018
- Lodash since Aug 2018
- Ruby on Rails since Aug 2018
- WordPress since Aug 2018
- Windows Server since Aug 2018
- ZURB Foundation since Aug 2018
- AngularJS since Aug 2018
- Bootstrap since Aug 2018
- CentOS since Aug 2018
- Cloudflare since Aug 2018
- Hammer.js since Aug 2018
- DataTables since Aug 2018
- MySQL since Aug 2018
- Microsoft ASP.NET since Aug 2018
- Modernizr since Aug 2018
- Font Awesome since Aug 2018
- Google Tag Manager since Aug 2018
- IIS since Aug 2018
- Java since Aug 2018
- jQuery Migrate since Aug 2018
- Oracle HTTP Server since Aug 2018
- Oracle Dynamic Monitoring Service since Aug 2018
- MailChimp since Nov 2018
- Nginx since Jan 2019
- Prototype since Feb 2019
- Select2 since Feb 2019
- Envoy since Mar 2019
- MariaDB since May 2019
- Socket.io since May 2019
- SyntaxHighlighter since May 2019
- XRegExp since May 2019
- Node.js since May 2019
- Pantheon since May 2019
- Express since Oct 2019
- Amplitude since Dec 2019
- Lua since Apr 2020
- Underscore.js since Apr 2020
- Handlebars since Apr 2020
- OpenResty since Apr 2020
- Fastly since May 2020
- Amazon Web Services since Aug 2020
- OWL Carousel since Apr 2021
- Backbone.js since Jun 2021
- Hugo since Jun 2021
- Isotope since Jul 2021
- Unpkg since Jul 2021
- core-js since Sep 2021
- cdnjs since Oct 2021
- React since Jan 2022
- GTranslate since Feb 2022
- MonsterInsights since Feb 2022
- Popper since Apr 2022
- styled-components since Apr 2022
- Tailwind CSS since Apr 2022
- Amazon ALB since Apr 2022
- Babel since Apr 2022
- Mapbox GL JS since Apr 2022
- Google Cloud Trace since Apr 2022
- Google Cloud since Apr 2022
- parcel since Apr 2022
- Google Hosted Libraries since May 2022
- Microsoft 365 since Aug 2022
- PWA since Aug 2022
- DocuSign since Aug 2022
- OpenSSL since Aug 2022
- Open Graph since Sep 2022
- List.js since Sep 2022
- ServiceNow since Sep 2022
- Azure since Sep 2022
- HSTS since Sep 2022
- Ionicons since Sep 2022
- USWDS since Sep 2022
- RSS since Dec 2022
- SWC since Dec 2022
- FullCalendar since Dec 2022
- TypeScript since Dec 2022
- Apple iCloud Mail since Jan 2023
- OneTrust since Jan 2023
- Amazon CloudFront since Feb 2023
- Amazon S3 since Feb 2023
- Airtable since Mar 2023
- Oracle WebLogic Server since Mar 2023
- prettyPhoto since Apr 2023
- Leaflet since Jun 2023
- Mapbox.js since Jun 2023
- Microsoft Visual Studio since Jan 2024
- Ubuntu since May 2024
- Stimulus since Jun 2024
- Turbo since Jun 2024
- Cloudinary since Jun 2024
- Webpack since Aug 2024
- Zone.js since Aug 2024
- Angular since Aug 2024
- Cart Functionality since May 2025
- lit-html since Jul 2025
- lit-element since Jul 2025
Previously used
- Livefyre Jul 2025 to Feb 2026 · 7 mo
- Ace Jul 2025 to Sep 2025 · 2 mo
- hCaptcha Mar 2024 to Jul 2025 · 1 yr
- Hotjar Apr 2020 to Jul 2025 · 5 yrs
- Cowboy Aug 2018 to Jun 2025 · 6 yrs
- Erlang Aug 2018 to Jun 2025 · 6 yrs
- Heroku Aug 2020 to Jun 2025 · 4 yrs
- Apple MapKit JS Dec 2023 to May 2024 · 5 mo
- Fly.io Oct 2023 to May 2024 · 7 mo
- RackCache Aug 2018 to May 2024 · 5 yrs
- D3 Aug 2018 to Nov 2023 · 5 yrs
- GitHub Pages Aug 2018 to Nov 2023 · 5 yrs
- Google Maps Aug 2018 to Nov 2023 · 5 yrs
- Google Workspace Aug 2022 to Nov 2023 · 1 yr
- Selectize Nov 2022 to Nov 2023 · 1 yr
- Twitter Emoji (Twemoji) Aug 2018 to Oct 2023 · 5 yrs
- Apache Tomcat Aug 2018 to Sep 2023 · 5 yrs
- Crazy Egg Sep 2018 to Jun 2023 · 4 yrs
- Twitter Ads Jul 2021 to May 2023 · 1 yr
- jQuery CDN Feb 2022 to Apr 2023 · 1 yr
- Texthelp Feb 2022 to Apr 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Rust Dec 2022 to Feb 2023 · 2 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- WebEngage Jun 2021 to Oct 2022 · 1 yr
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Choices Feb 2021 to Dec 2021 · 10 mo
- Heap Aug 2018 to Dec 2021 · 3 yrs
- jsDelivr Jul 2020 to Dec 2021 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Animate.css Aug 2018 to Jun 2020 · 1 yr
- Matomo Aug 2018 to Jun 2020 · 1 yr
- Prism Feb 2019 to Apr 2019 · 2 mo
- SoundManager Feb 2019 to Apr 2019 · 2 mo
- Kendo UI Aug 2018 to Dec 2018 · 4 mo
Timeline
2026 1 dropped
- dropped Livefyre Apr 2026 · Comment systems
2025 10 dropped
- dropped Ace Nov 2025 · Rich text editors
- dropped hCaptcha Sep 2025 · Security
- dropped Hotjar Sep 2025 · Analytics
- dropped Cowboy Aug 2025 · Web servers
- dropped D3 Aug 2025 · JavaScript graphics
- dropped Erlang Aug 2025 · Programming languages
- dropped GitHub Pages Aug 2025 · PaaS
- dropped Google Workspace Aug 2025 · Webmail
- dropped Heroku Aug 2025 · PaaS
- dropped Selectize Aug 2025 · JavaScript libraries
2024 6 added · 3 dropped
- dropped Apple MapKit JS Jul 2024 · Maps
- dropped Fly.io Jul 2024 · PaaS
- dropped RackCache Jul 2024 · Caching
- added Cloudinary Jun 2024 · CDN
- added Stimulus Jun 2024 · JavaScript frameworks
- added Turbo Jun 2024 · Performance
- added Hotjar May 2024 · Analytics
- added Ubuntu May 2024 · Operating systems
- added hCaptcha Mar 2024 · Security
2023 9 added · 8 dropped · 1 switched
- switched Google Maps Apple MapKit JS Dec 2023 · Maps
- dropped Twitter Emoji (Twemoji) Dec 2023 · Font scripts
- dropped Apache Tomcat Nov 2023 · Web servers
- added Fly.io Oct 2023 · PaaS
- dropped Crazy Egg Aug 2023 · Analytics
- dropped Twitter Ads Aug 2023 · Advertising
- dropped jQuery CDN Jun 2023 · CDN
- added Leaflet Jun 2023 · Maps
- added Mapbox.js Jun 2023 · Maps
- dropped Texthelp Jun 2023 · Accessibility
- dropped C Apr 2023 · Programming languages
- dropped Rust Apr 2023 · Programming languages
- added Airtable Mar 2023 · Widgets
- added Oracle WebLogic Server Mar 2023 · Web servers
- added C Feb 2023 · Programming languages
- added Apple iCloud Mail Jan 2023 · Webmail
- added Erlang Jan 2023 · Programming languages
- added OneTrust Jan 2023 · Cookie compliance
2022 21 added · 7 dropped · 1 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added FullCalendar Dec 2022 · Widgets
- dropped Isotope Dec 2022 · JavaScript libraries
- added RSS Dec 2022 · Miscellaneous
- added Rust Dec 2022 · Programming languages
- added SWC Dec 2022 · Miscellaneous
- added TypeScript Dec 2022 · Programming languages
- dropped WebEngage Dec 2022 · Marketing automation
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added DocuSign Aug 2022 · Miscellaneous
- added Google Workspace Aug 2022 · Webmail
- added Microsoft 365 Aug 2022 · Webmail
- added PWA Aug 2022 · Miscellaneous
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added Google Hosted Libraries May 2022 · CDN
- dropped Hotjar May 2022 · Analytics
- added Google Cloud Apr 2022 · IaaS
- added Google Cloud Trace Apr 2022 · Performance
- switched Choices Popper Apr 2022 · Miscellaneous
- added Tailwind CSS Apr 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added GTranslate Feb 2022 · Translation
- dropped Heap Feb 2022 · Analytics
- added jQuery CDN Feb 2022 · CDN
- dropped jsDelivr Feb 2022 · CDN
- added MonsterInsights Feb 2022 · Analytics
- added Texthelp Feb 2022 · Accessibility
- added React Jan 2022 · JavaScript frameworks
2021 13 added · 5 dropped
- added Envoy Dec 2021 · Reverse proxies
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Oct 2021 · CDN
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Hammer.js Jul 2021 · JavaScript libraries
- added Isotope Jul 2021 · JavaScript libraries
- added Twitter Ads Jul 2021 · Advertising
- added Twitter Emoji (Twemoji) Jul 2021 · Font scripts
- added Unpkg Jul 2021 · CDN
- added WebEngage Jun 2021 · Marketing automation
- dropped Amazon Web Services May 2021 · PaaS
- added OWL Carousel Apr 2021 · Widgets
- dropped Hammer.js Mar 2021 · JavaScript libraries
- dropped Lodash Mar 2021 · JavaScript libraries
- dropped Twitter Emoji (Twemoji) Mar 2021 · Miscellaneous
- added Choices Feb 2021 · Miscellaneous
2020 4 added · 4 dropped
- added Amazon Web Services Aug 2020 · PaaS
- dropped Animate.css Aug 2020 · UI frameworks
- dropped Erlang Aug 2020 · Programming languages
- added Heroku Aug 2020 · PaaS
- dropped Matomo Aug 2020 · Analytics
- added jsDelivr Jul 2020 · CDN
- dropped Kendo UI Jun 2020 · Web Frameworks
- added Fastly May 2020 · CDN
2019 40 added · 5 dropped
- added Amplitude Dec 2019 · Analytics
- dropped Oracle Dynamic Monitoring Service Nov 2019 · Miscellaneous
- added Express Oct 2019 · Web Servers
- dropped MailChimp Oct 2019 · Marketing Automation
- dropped Envoy Jun 2019 · Web Servers
- dropped Prism Jun 2019 · Miscellaneous
- dropped SoundManager Jun 2019 · JavaScript Libraries
- added MariaDB May 2019 · Databases
- added Node.js May 2019 · Programming Languages
- added Pantheon May 2019 · PaaS
- added Socket.io May 2019 · JavaScript Frameworks
- added SyntaxHighlighter May 2019 · Miscellaneous
- added XRegExp May 2019 · JavaScript Libraries
- added AngularJS Mar 2019 · JavaScript Frameworks
- added Animate.css Mar 2019 · Web Frameworks
- added Apache Tomcat Mar 2019 · Web Servers
- added Cloudflare Mar 2019 · CDN
- added Cowboy Mar 2019 · Web Frameworks
- added Crazy Egg Mar 2019 · Analytics
- added D3 Mar 2019 · JavaScript Graphics
- added DataTables Mar 2019 · JavaScript Libraries
- added Envoy Mar 2019 · Web Servers
- added Erlang Mar 2019 · Programming Languages
- added Font Awesome Mar 2019 · Font Scripts
- added GitHub Pages Mar 2019 · CDN
- added Google Maps Mar 2019 · Maps
- added Google Tag Manager Mar 2019 · Tag Managers
- added Hammer.js Mar 2019 · JavaScript Libraries
- added Heap Mar 2019 · Analytics
- added Java Mar 2019 · Programming Languages
- added jQuery Migrate Mar 2019 · JavaScript Libraries
- added Lodash Mar 2019 · JavaScript Libraries
- added MailChimp Mar 2019 · Marketing Automation
- added Matomo Mar 2019 · Analytics
- added MySQL Mar 2019 · Databases
- added Nginx Mar 2019 · Web Servers
- added Prism Mar 2019 · Miscellaneous
- added Prototype Mar 2019 · JavaScript Frameworks
- added RackCache Mar 2019 · Cache Tools
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- added Select2 Mar 2019 · JavaScript Libraries
- added SoundManager Mar 2019 · JavaScript Libraries
- added Twitter Emoji (Twemoji) Mar 2019 · Miscellaneous
- added WordPress Mar 2019 · CMS