Technology history for kumon.ac.jp
Stack size over time
From 5 detected technologies in Jan 2019 to 5 in Jun 2026 (peak 9).
Currently detected
- Apache HTTP Server since Jan 2019
- jQuery since Jan 2019
- CodeIgniter since Aug 2022
- PHP since Aug 2022
- Google Font API since Apr 2024
Previously used
- Bootstrap Jan 2019 to Apr 2025 · 6 yrs
- Google Hosted Libraries Feb 2022 to Apr 2025 · 3 yrs
- Modernizr Jan 2019 to Apr 2025 · 6 yrs
- CentOS Jan 2019 to Jun 2024 · 5 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 3 dropped
- dropped Bootstrap Jun 2025 · UI frameworks
- dropped Google Hosted Libraries Jun 2025 · CDN
- dropped Modernizr Jun 2025 · JavaScript libraries
2024 1 added · 1 dropped
- dropped CentOS Aug 2024 · Operating systems
- added Google Font API Apr 2024 · Font scripts
2023 4 added
- added Bootstrap May 2023 · UI frameworks
- added CentOS May 2023 · Operating systems
- added Google Hosted Libraries May 2023 · CDN
- added Modernizr May 2023 · JavaScript libraries
2022 7 added
- added Apache HTTP Server Aug 2022 · Web servers
- added Bootstrap Aug 2022 · UI frameworks
- added CentOS Aug 2022 · Operating systems
- added Google Hosted Libraries Aug 2022 · CDN
- added jQuery Aug 2022 · JavaScript libraries
- added Modernizr Aug 2022 · JavaScript libraries
- added Google Hosted Libraries Feb 2022 · CDN
2021 1 added · 1 dropped
2019 5 added
- added Apache HTTP Server Mar 2019 · Web Servers
- added Bootstrap Mar 2019 · Web Frameworks
- added CentOS Mar 2019 · Operating Systems
- added jQuery Mar 2019 · JavaScript Libraries
- added Modernizr Mar 2019 · JavaScript Libraries