Technology history for usaco.co.jp
Stack size over time
From 3 detected technologies in Apr 2018 to 42 in Jun 2026 (peak 43).
Currently detected
- Apache HTTP Server since Apr 2018
- jQuery since Apr 2018
- Google Analytics since Jun 2018
- Microsoft ASP.NET since Aug 2018
- Modernizr since Aug 2018
- Google Tag Manager since Aug 2018
- Amazon Web Services since Feb 2019
- jQuery UI since Apr 2019
- DNN since Apr 2019
- Amazon CloudFront since Jul 2019
- Cart Functionality since Aug 2020
- Microsoft Clarity since May 2021
- Google Optimize since Jul 2021
- Google Workspace since Aug 2022
- RSS since Dec 2022
- Slick since Apr 2023
- Google Hosted Libraries since Jun 2023
- Bootstrap since Jan 2024
- cdnjs since Jan 2024
- Cloudflare since Jan 2024
- jsDelivr since Jan 2024
- HSTS since Jan 2024
- PWA since Jan 2024
- core-js since Jan 2024
- Font Awesome since Jan 2024
- Open Graph since Jan 2024
- Zepto since Sep 2024
- Zoho since Sep 2024
- Zoho PageSense since Sep 2024
- Matomo Analytics since Oct 2024
- Plyr since Oct 2024
- Vue.js since Dec 2024
- Google Cloud CDN since Dec 2024
- Google Font API since Dec 2024
- HTTP/3 since Dec 2024
- STUDIO since Dec 2024
- Firebase since Dec 2024
- Google Cloud since Dec 2024
- Node.js since Dec 2024
- Nuxt.js since Dec 2024
- YouTube since Aug 2025
- Priority Hints since Feb 2026
Previously used
- U-KOMI Oct 2024 to Sep 2025 · 11 mo
- Java May 2024 to Aug 2025 · 1 yr
- Swiper Oct 2024 to Jul 2025 · 9 mo
- Amazon ALB Jun 2022 to Apr 2024 · 1 yr
- IIS Aug 2018 to May 2022 · 3 yrs
- Windows Server Aug 2018 to May 2022 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Facebook Aug 2018 to Aug 2019 · 1 yr
- Amazon EC2 Apr 2018 to Mar 2019 · 11 mo
- Google Maps Jun 2018 to Mar 2019 · 9 mo
Timeline
2026 1 added
- added Priority Hints Feb 2026 · Performance
2025 2 added · 4 dropped
- dropped U-KOMI Nov 2025 · Reviews
- dropped Java Oct 2025 · Programming languages
- dropped Swiper Sep 2025 · JavaScript libraries
- added Java Aug 2025 · Programming languages
- added YouTube Aug 2025 · Video players
- dropped Java Jan 2025 · Programming languages
2024 8 added · 1 dropped
- added Matomo Analytics Oct 2024 · Analytics
- added Plyr Oct 2024 · Video players
- added Swiper Oct 2024 · JavaScript libraries
- added U-KOMI Oct 2024 · Reviews
- added Zepto Sep 2024 · JavaScript libraries
- added Zoho Sep 2024 · CRM
- added Zoho PageSense Sep 2024 · A/B Testing
- dropped Amazon ALB Jun 2024 · Load balancers
- added Java May 2024 · Programming languages
2023 17 added
- added Google Hosted Libraries Jun 2023 · CDN
- added Amazon ALB May 2023 · Load balancers
- added Amazon CloudFront May 2023 · CDN
- added Amazon Web Services May 2023 · PaaS
- added Cart Functionality May 2023 · Ecommerce
- added DNN May 2023 · CMS
- added Google Analytics May 2023 · Analytics
- added Google Optimize May 2023 · A/B Testing
- added Google Tag Manager May 2023 · Tag managers
- added jQuery May 2023 · JavaScript libraries
- added jQuery UI May 2023 · JavaScript libraries
- added Microsoft ASP.NET May 2023 · Web frameworks
- added Microsoft Clarity May 2023 · Analytics
- added Modernizr May 2023 · JavaScript libraries
- added RSS May 2023 · Miscellaneous
- added Slick May 2023 · JavaScript libraries
- added Slick Apr 2023 · JavaScript libraries
2022 16 added · 3 dropped
- added RSS Dec 2022 · Miscellaneous
- added Amazon ALB Sep 2022 · Load balancers
- dropped Amazon ALB Aug 2022 · Load balancers
- added Amazon CloudFront Aug 2022 · CDN
- added Amazon Web Services Aug 2022 · PaaS
- added Cart Functionality Aug 2022 · Ecommerce
- added DNN Aug 2022 · CMS
- added Google Analytics Aug 2022 · Analytics
- added Google Optimize Aug 2022 · A/B Testing
- added Google Tag Manager Aug 2022 · Tag managers
- added Google Workspace Aug 2022 · Webmail
- dropped IIS Aug 2022 · Web servers
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery UI Aug 2022 · JavaScript libraries
- added Microsoft ASP.NET Aug 2022 · Web frameworks
- added Microsoft Clarity Aug 2022 · Analytics
- added Modernizr Aug 2022 · JavaScript libraries
- dropped Windows Server Aug 2022 · Operating systems
- added Amazon ALB Jun 2022 · Load balancers
2021 4 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added Wheelio Sep 2021 · Widgets
- added Google Optimize Jul 2021 · A/B Testing
- added Windows Server Jun 2021 · Operating systems
- added Microsoft Clarity May 2021 · Analytics
- dropped Windows Server Mar 2021 · Operating systems
2020 1 added
- added Cart Functionality Aug 2020 · Ecommerce
2019 17 added · 5 dropped
- dropped Facebook Oct 2019 · Widgets
- added Amazon CloudFront Jul 2019 · CDN
- added Amazon Web Services Jul 2019 · PaaS
- dropped Amazon EC2 May 2019 · Web Servers
- dropped Amazon Web Services May 2019 · PaaS
- dropped Apache HTTP Server May 2019 · Web Servers
- dropped Google Maps May 2019 · Maps
- added DNN Apr 2019 · CMS
- added jQuery UI Apr 2019 · JavaScript Libraries
- added Amazon EC2 Mar 2019 · Web Servers
- added Amazon Web Services Mar 2019 · PaaS
- added Apache HTTP Server Mar 2019 · Web Servers
- added Facebook Mar 2019 · Widgets
- added Google Analytics Mar 2019 · Analytics
- added Google Maps Mar 2019 · Maps
- added Google Tag Manager Mar 2019 · Tag Managers
- added IIS Mar 2019 · Web Servers
- added jQuery Mar 2019 · JavaScript Libraries
- added Microsoft ASP.NET Mar 2019 · Web Frameworks
- added Modernizr Mar 2019 · JavaScript Libraries
- added Windows Server Mar 2019 · Operating Systems
- added Amazon Web Services Feb 2019 · PaaS
2018 2 added
- added Google Analytics Jun 2018 · Analytics
- added Google Maps Jun 2018 · Maps