Technology history for teachcomputing.org
Stack size over time
From 5 detected technologies in Jan 2019 to 22 in Jun 2026 (peak 23).
Currently detected
- Google Analytics since Jan 2019
- Cloudflare since Jan 2019
- Google Font API since Jan 2019
- Google Tag Manager since Jan 2019
- Ruby since Apr 2019
- Ruby on Rails since Apr 2019
- Ghost since Feb 2020
- Node.js since Feb 2020
- GOV.UK Frontend since Mar 2020
- jsDelivr since Jan 2021
- Nginx since Feb 2022
- OpenResty since Feb 2022
- React since Feb 2022
- Varnish since Feb 2022
- MailChimp since Aug 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- core-js since Feb 2023
- Stimulus since Dec 2023
- Facebook Pixel since Jul 2024
- CookieYes since Mar 2025
- HSTS since Mar 2025
Previously used
- Heroku Aug 2020 to Jul 2025 · 4 yrs
- Osano Jan 2021 to Sep 2023 · 2 yrs
- Sentry Feb 2022 to Sep 2023 · 1 yr
- C Feb 2023 to Feb 2023 · 1 mo
- Unpkg Feb 2022 to Jan 2023 · 11 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Fastly May 2022 to Aug 2022 · 3 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Amazon Web Services Aug 2020 to Mar 2021 · 7 mo
- Facebook Feb 2020 to Jan 2021 · 11 mo
- YouTube Jan 2020 to Dec 2020 · 11 mo
- UIKit Jan 2019 to Jan 2019 · 1 mo
Timeline
2025 2 added · 1 dropped
- dropped Heroku Sep 2025 · PaaS
- added CookieYes Mar 2025 · Cookie compliance
- added HSTS Mar 2025 · Security
2024 2 added
- added core-js Jul 2024 · JavaScript libraries
- added Facebook Pixel Jul 2024 · Analytics
2023 25 added · 5 dropped
- added Stimulus Dec 2023 · JavaScript frameworks
- dropped core-js Nov 2023 · JavaScript libraries
- dropped Osano Nov 2023 · Cookie compliance
- dropped Sentry Nov 2023 · Issue trackers
- added Cloudflare May 2023 · CDN
- added core-js May 2023 · JavaScript libraries
- added Ghost May 2023 · CMS
- added Google Analytics May 2023 · Analytics
- added Google Font API May 2023 · Font scripts
- added Google Tag Manager May 2023 · Tag managers
- added GOV.UK Frontend May 2023 · UI frameworks
- added Heroku May 2023 · PaaS
- added jsDelivr May 2023 · CDN
- added MailChimp May 2023 · Marketing automation
- added Nginx May 2023 · Web servers
- added Node.js May 2023 · Programming languages
- added Open Graph May 2023 · Miscellaneous
- added OpenResty May 2023 · Web servers
- added Osano May 2023 · Cookie compliance
- added React May 2023 · JavaScript frameworks
- added RSS May 2023 · Miscellaneous
- added Ruby May 2023 · Programming languages
- added Ruby on Rails May 2023 · Web frameworks
- added Sentry May 2023 · Issue trackers
- added Varnish May 2023 · Caching
- dropped C Apr 2023 · Programming languages
- dropped Unpkg Mar 2023 · CDN
- added C Feb 2023 · Programming languages
- added core-js Feb 2023 · JavaScript libraries
- added jsDelivr Feb 2023 · CDN
2022 24 added · 4 dropped
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added RSS Dec 2022 · Miscellaneous
- dropped Fastly Nov 2022 · CDN
- added Open Graph Sep 2022 · Miscellaneous
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Fastly Aug 2022 · CDN
- added Ghost Aug 2022 · CMS
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added Google Tag Manager Aug 2022 · Tag managers
- added GOV.UK Frontend Aug 2022 · UI frameworks
- added Heroku Aug 2022 · PaaS
- added MailChimp Aug 2022 · Marketing automation
- added Nginx Aug 2022 · Web servers
- added Node.js Aug 2022 · Programming languages
- added OpenResty Aug 2022 · Web servers
- added Osano Aug 2022 · Cookie compliance
- added React Aug 2022 · JavaScript frameworks
- added Ruby Aug 2022 · Programming languages
- added Ruby on Rails Aug 2022 · Web frameworks
- added Sentry Aug 2022 · Issue trackers
- added Unpkg Aug 2022 · CDN
- added Varnish Aug 2022 · Caching
- added Fastly May 2022 · CDN
- dropped Facebook Mar 2022 · Widgets
- dropped jsDelivr Mar 2022 · CDN
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
2021 3 added · 5 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Ruby Jul 2021 · Programming languages
- added Ruby on Rails Jul 2021 · Web frameworks
- dropped Amazon Web Services May 2021 · PaaS
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
- dropped YouTube Feb 2021 · Video players
2020 4 added
- added Amazon Web Services Aug 2020 · PaaS
- added Heroku Aug 2020 · PaaS
- added GOV.UK Frontend Mar 2020 · Miscellaneous
- added YouTube Jan 2020 · Video Players
2019 1 dropped
- dropped UIKit May 2019 · Web Frameworks