Technology history for teachinghistory.org
Stack size over time
From 7 detected technologies in Apr 2018 to 9 in Jun 2026 (peak 11).
Currently detected
- Apache HTTP Server since Apr 2018
- CentOS since Apr 2018
- jQuery since Apr 2018
- Matomo Analytics since Apr 2018
- Drupal since Apr 2018
- PHP since Jun 2018
- OpenSSL since Sep 2018
- Wheelio since Sep 2021
- HTTP/3 since May 2025
Previously used
- Caddy May 2025 to Oct 2025 · 5 mo
- Google Workspace Aug 2022 to Jun 2024 · 1 yr
- AlmaLinux Jan 2023 to Jan 2023 · 1 mo
- HSTS Sep 2022 to Dec 2022 · 3 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Matomo Aug 2018 to Jul 2020 · 1 yr
- Google Analytics Jun 2018 to Sep 2018 · 3 mo
- jQuery UI Apr 2018 to Sep 2018 · 5 mo
- sIFR Apr 2018 to Sep 2018 · 5 mo
Timeline
2025 2 added · 1 dropped
- dropped Caddy Dec 2025 · Web servers
- added Caddy May 2025 · Web servers
- added HTTP/3 May 2025 · Miscellaneous
2024 1 added · 2 dropped
- dropped Google Workspace Aug 2024 · Webmail
- added Google Workspace May 2024 · Webmail
- dropped Google Workspace Mar 2024 · Webmail
2023 2 added · 3 dropped
- added Google Workspace Apr 2023 · Webmail
- dropped AlmaLinux Mar 2023 · Operating systems
- dropped Google Workspace Feb 2023 · Webmail
- dropped HSTS Feb 2023 · Security
- added AlmaLinux Jan 2023 · Operating systems
2022 3 added · 1 dropped
- added HSTS Sep 2022 · Security
- added Google Workspace Aug 2022 · Webmail
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added Tailwind CSS Apr 2022 · UI frameworks
2021 1 added · 3 dropped
- added Wheelio Sep 2021 · Widgets
- dropped Google Analytics Jan 2021 · Analytics
- dropped jQuery UI Jan 2021 · JavaScript Frameworks
- dropped sIFR Jan 2021 · Font Scripts
2020 1 added · 1 dropped
2019 1 added
- added OpenSSL Mar 2019 · Web Server Extensions
2018 3 added · 1 dropped
- dropped Matomo Nov 2018 · Analytics
- added OpenSSL Sep 2018 · Web Server Extensions
- added Google Analytics Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages