Technology history for code4japan.org
Stack size over time
From 7 detected technologies in Apr 2019 to 64 in Jun 2026.
Currently detected
- Google Analytics since Apr 2019
- Nginx since Apr 2019
- Google Tag Manager since Apr 2019
- jQuery since Apr 2019
- Font Awesome since Feb 2020
- Leaflet since Feb 2020
- Google Font API since Feb 2020
- Facebook since May 2020
- Fastly since May 2020
- GitHub Pages since May 2020
- Ruby since May 2020
- Ruby on Rails since May 2020
- Twitter since May 2020
- Varnish since May 2020
- Netlify since Jun 2020
- Vue.js since Jun 2020
- Webpack since Jun 2020
- Amazon CloudFront since Jul 2020
- Amazon Web Services since Jul 2020
- jQuery UI since Jul 2020
- jsDelivr since Jul 2020
- Gatsby since Dec 2020
- React since Dec 2020
- Google Remarketing Tag since Jul 2021
- core-js since Nov 2021
- Emotion since Nov 2021
- Next.js since Nov 2021
- Node.js since Nov 2021
- cdnjs since Nov 2021
- Vercel since Nov 2021
- Amazon S3 since Feb 2022
- styled-components since Jun 2022
- Chakra UI since Aug 2022
- Google Workspace since Aug 2022
- Open Graph since Sep 2022
- HSTS since Sep 2022
- Facebook Login since Oct 2022
- Twitter Ads since Oct 2022
- MUI since Nov 2022
- PWA since May 2023
- Next.js App Router since Dec 2023
- YouTube since Dec 2023
- Envoy since Jul 2024
- PDF.js since Jul 2024
- Prism since Jul 2024
- Cloudflare since Jul 2024
- Cloudflare Bot Management since Jul 2024
- Lodash since Jul 2024
- RSS since Jul 2024
- Linkedin Ads since Sep 2024
- Google Maps since Sep 2024
- HTTP/3 since Sep 2024
- Firebase since Oct 2024
- Google Cloud since Oct 2024
- Nuxt.js since Oct 2024
- Google Cloud CDN since Oct 2024
- STUDIO since Oct 2024
- Notion since Dec 2025
- Priority Hints since Dec 2025
- Animate.css since Dec 2025
- Radix UI since Dec 2025
- Super Builder since Dec 2025
- Turbopack since Dec 2025
- Vercel Speed Insights since Dec 2025
Previously used
- Bootstrap Feb 2022 to Apr 2023 · 1 yr
- Hugo Feb 2022 to Apr 2023 · 1 yr
- Popper Apr 2022 to Apr 2023 · 1 yr
- Java Nov 2021 to Dec 2022 · 1 yr
- Google Ads Conversion Tracking Jul 2021 to Apr 2022 · 9 mo
- Google Hosted Libraries Feb 2022 to Apr 2022 · 2 mo
- Livefyre Jul 2021 to Apr 2022 · 9 mo
- MySQL Apr 2019 to Apr 2022 · 3 yrs
- PHP Apr 2019 to Apr 2022 · 3 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- WordPress Apr 2019 to Apr 2022 · 3 yrs
- Yoast SEO Jul 2021 to Apr 2022 · 9 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2023 4 dropped
- dropped Bootstrap Jun 2023 · UI frameworks
- dropped Hugo Jun 2023 · Static site generator
- dropped Popper Jun 2023 · Miscellaneous
- dropped Java Feb 2023 · Programming languages
2022 7 added · 8 dropped · 1 switched
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- switched Tailwind CSS Chakra UI Aug 2022 · UI frameworks
- added Google Workspace Aug 2022 · Webmail
- dropped cdnjs Jun 2022 · CDN
- dropped Google Ads Conversion Tracking Jun 2022 · Analytics
- dropped Google Hosted Libraries Jun 2022 · CDN
- dropped Livefyre Jun 2022 · Comment systems
- dropped MySQL Jun 2022 · Databases
- dropped PHP Jun 2022 · Programming languages
- added styled-components Jun 2022 · JavaScript frameworks
- dropped WordPress Jun 2022 · CMS
- dropped Yoast SEO Jun 2022 · SEO
- added Popper Apr 2022 · Miscellaneous
- added Tailwind CSS Apr 2022 · UI frameworks
- added Google Hosted Libraries Feb 2022 · CDN
2021 7 added · 3 dropped
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Yoast SEO Nov 2021 · WordPress plugins
- dropped Yoast SEO Oct 2021 · SEO
- added Wheelio Sep 2021 · Widgets
- added Google Ads Conversion Tracking Jul 2021 · Analytics
- added Google Remarketing Tag Jul 2021 · Retargeting
- added Livefyre Jul 2021 · Comment systems
- added Yoast SEO Jul 2021 · SEO
- dropped Font Awesome Mar 2021 · Font scripts
2020 1 added · 1 dropped
- added jsDelivr Jul 2020 · CDN
- dropped Google Analytics Mar 2020 · Analytics