Technology history for river.go.jp
Stack size over time
From 2 detected technologies in Aug 2018 to 30 in Jun 2026 (peak 35).
Currently detected
- Apache HTTP Server since Aug 2018
- jQuery since Aug 2018
- DreamWeaver since Jan 2019
- Webpack since Aug 2019
- Babel since Mar 2020
- Vue.js since Mar 2020
- Nginx since Apr 2020
- OpenLayers since Sep 2020
- jQuery UI since Sep 2020
- jsDelivr since Apr 2021
- Google Font API since Apr 2021
- Vuetify since Apr 2021
- Microsoft ASP.NET since May 2021
- IIS since May 2021
- Windows Server since May 2021
- PDF.js since Jul 2021
- Hammer.js since Jul 2021
- Java since Sep 2021
- core-js since Sep 2021
- Google Analytics since Jan 2022
- PWA since Aug 2022
- Open Graph since Sep 2022
- Google Hosted Libraries since Sep 2022
- Akamai since Sep 2022
- Bootstrap since Dec 2024
- HTTP/3 since Apr 2025
- HSTS since Aug 2025
- Tailwind CSS since Feb 2026
- Amazon CloudFront since Jun 2026
- Amazon Web Services since Jun 2026
Previously used
- Akamai mPulse Sep 2022 to Mar 2026 · 3 yrs
- Boomerang Sep 2022 to Mar 2026 · 3 yrs
- Facebook Login Jul 2021 to Jan 2026 · 4 yrs
- Leaflet Jan 2019 to Jan 2026 · 7 yrs
- Livefyre Jul 2021 to Jan 2026 · 4 yrs
- Snowplow Analytics Apr 2021 to Jan 2026 · 4 yrs
- TurfJS Feb 2021 to Jan 2026 · 4 yrs
- Google Tag Manager Jan 2022 to Nov 2025 · 3 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- Facebook Jan 2020 to Apr 2022 · 2 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Polyfill Jan 2019 to Aug 2021 · 2 yrs
- Azure CDN May 2019 to Mar 2020 · 10 mo
Timeline
2026 3 added · 8 dropped
- added Amazon CloudFront Jun 2026 · CDN
- added Amazon Web Services Jun 2026 · PaaS
- dropped Akamai mPulse May 2026 · RUM
- dropped Boomerang May 2026 · JavaScript libraries
- dropped Facebook Login Mar 2026 · Authentication
- dropped Leaflet Mar 2026 · Maps
- dropped Livefyre Mar 2026 · Comment systems
- dropped Snowplow Analytics Mar 2026 · Analytics
- dropped TurfJS Mar 2026 · JavaScript libraries
- added Tailwind CSS Feb 2026 · UI frameworks
- dropped Google Tag Manager Jan 2026 · Tag managers
2025 2 added
2023 1 added · 1 dropped
2022 7 added · 2 dropped
- added Akamai Sep 2022 · CDN
- added Akamai mPulse Sep 2022 · RUM
- added Boomerang Sep 2022 · JavaScript libraries
- added Open Graph Sep 2022 · Miscellaneous
- added PWA Aug 2022 · Miscellaneous
- dropped Wheelio Aug 2022 · Widgets
- dropped Facebook Jun 2022 · Widgets
- added Google Analytics Jan 2022 · Analytics
- added Google Tag Manager Jan 2022 · Tag managers
2021 14 added · 3 dropped
- dropped Polyfill Oct 2021 · JavaScript libraries
- added core-js Sep 2021 · JavaScript libraries
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- added Babel Jul 2021 · Miscellaneous
- added Facebook Login Jul 2021 · Social logins
- added Hammer.js Jul 2021 · JavaScript libraries
- added Livefyre Jul 2021 · Comment systems
- added PDF.js Jul 2021 · Miscellaneous
- added Webpack Jul 2021 · Miscellaneous
- added Google Font API Apr 2021 · Font scripts
- added jsDelivr Apr 2021 · CDN
- added Snowplow Analytics Apr 2021 · Analytics
- added Vuetify Apr 2021 · UI frameworks
- dropped Babel Mar 2021 · Miscellaneous
- dropped Webpack Mar 2021 · Miscellaneous
- added TurfJS Feb 2021 · JavaScript libraries
2020 4 added · 1 dropped
- dropped Azure CDN May 2020 · CDN
- added Nginx Apr 2020 · Reverse Proxy
- added Babel Mar 2020 · Miscellaneous
- added Vue.js Mar 2020 · JavaScript Frameworks
- added Facebook Jan 2020 · Widgets
2019 7 added · 1 dropped
- dropped DreamWeaver Sep 2019 · Editors
- added Webpack Aug 2019 · Miscellaneous
- added Azure CDN May 2019 · CDN
- added Apache HTTP Server Mar 2019 · Web Servers
- added DreamWeaver Mar 2019 · Editors
- added jQuery Mar 2019 · JavaScript Libraries
- added Leaflet Mar 2019 · Maps
- added Polyfill Mar 2019 · JavaScript Libraries