Technology history for theoj.org
Stack size over time
From 7 detected technologies in Feb 2019 to 27 in Jun 2026 (peak 34).
Currently detected
- Google Analytics since Feb 2019
- Ruby since Feb 2019
- Ruby on Rails since Feb 2019
- Chart.js since Feb 2019
- jQuery since Feb 2019
- Bootstrap since Aug 2019
- Amazon Web Services since Aug 2020
- Tailwind CSS since Apr 2022
- PWA since Aug 2022
- TypeScript since Aug 2022
- MathJax since Aug 2022
- Modernizr since Aug 2022
- Nginx since Aug 2022
- Zone.js since Aug 2022
- ZURB Foundation since Aug 2022
- Angular since Aug 2022
- cdnjs since Aug 2022
- Cloudflare since Aug 2022
- Google Workspace since Aug 2022
- Open Graph since Sep 2022
- Turbo since Sep 2022
- HSTS since Sep 2022
- RSS since Dec 2022
- Varnish since Feb 2023
- Fastly since Feb 2023
- GitHub Pages since Feb 2023
- YouTube since Nov 2024
Previously used
- Lodash Aug 2022 to Mar 2026 · 3 yrs
- Heroku Aug 2020 to Jun 2025 · 4 yrs
- New Relic Aug 2019 to Jun 2025 · 5 yrs
- Cowboy Feb 2019 to May 2025 · 6 yrs
- Erlang Feb 2019 to May 2025 · 6 yrs
- Popper Apr 2022 to May 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Babel Aug 2022 to Jan 2023 · 5 mo
- core-js Aug 2022 to Jan 2023 · 5 mo
- Google Font API Nov 2022 to Jan 2023 · 2 mo
- Java Sep 2021 to Dec 2022 · 1 yr
- Webpack Aug 2022 to Dec 2022 · 4 mo
- Google Tag Manager Aug 2022 to Sep 2022 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2026 1 dropped
- dropped Lodash May 2026 · JavaScript libraries
2025 4 dropped
- dropped Cowboy Oct 2025 · Web servers
- dropped Erlang Oct 2025 · Programming languages
- dropped Heroku Oct 2025 · PaaS
- dropped New Relic Sep 2025 · RUM
2023 3 added · 7 dropped
- added Amazon Web Services Oct 2023 · PaaS
- dropped Popper Aug 2023 · Miscellaneous
- dropped C Apr 2023 · Programming languages
- dropped Babel Mar 2023 · Miscellaneous
- dropped core-js Mar 2023 · JavaScript libraries
- dropped Google Font API Mar 2023 · Font scripts
- added C Feb 2023 · Programming languages
- dropped Java Feb 2023 · Programming languages
- dropped Webpack Feb 2023 · Miscellaneous
- added Erlang Jan 2023 · Programming languages
2022 9 added · 2 dropped
- added RSS Dec 2022 · Miscellaneous
- dropped Google Tag Manager Nov 2022 · Tag managers
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Turbo Sep 2022 · Performance
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- added PWA Aug 2022 · Miscellaneous
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Popper Apr 2022 · Miscellaneous
- added Tailwind CSS Apr 2022 · UI frameworks
2021 8 added · 8 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- dropped Amazon Web Services Jun 2021 · PaaS
- added Bootstrap Jun 2021 · UI frameworks
- added Chart.js Jun 2021 · JavaScript graphics
- added jQuery Jun 2021 · JavaScript libraries
- added New Relic Jun 2021 · Analytics
- added Ruby Jun 2021 · Programming languages
- added Ruby on Rails Jun 2021 · Web frameworks
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped Chart.js Mar 2021 · JavaScript graphics
- dropped jQuery Mar 2021 · JavaScript libraries
- dropped New Relic Mar 2021 · Analytics
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
2020 2 added · 1 dropped
- added Amazon Web Services Aug 2020 · PaaS
- dropped Erlang Aug 2020 · Programming languages
- added Heroku Aug 2020 · PaaS
2019 9 added
- added Bootstrap Aug 2019 · Web Frameworks
- added New Relic Aug 2019 · Analytics
- added Chart.js Mar 2019 · JavaScript Graphics
- added Cowboy Mar 2019 · Web Frameworks
- added Erlang Mar 2019 · Programming Languages
- added Google Analytics Mar 2019 · Analytics
- added jQuery Mar 2019 · JavaScript Libraries
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks