Technology history for railstutorial.jp
Stack size over time
From 3 detected technologies in Apr 2018 to 28 in Jun 2026 (peak 30).
Currently detected
- MathJax since Apr 2018
- YouTube since Apr 2018
- Cowboy since Apr 2018
- Mixpanel since Jun 2018
- New Relic since Jun 2018
- Erlang since Jun 2018
- Google Analytics since Jun 2018
- Twitter since Jun 2018
- Facebook since Jun 2018
- jQuery since Jun 2018
- Ruby since Oct 2018
- Ruby on Rails since Oct 2018
- Google Tag Manager since Jan 2019
- Font Awesome since Nov 2019
- Bootstrap since Dec 2019
- Twitter Emoji (Twemoji) since Jun 2020
- Google Sign-in since Feb 2021
- Twitter Ads since Jul 2021
- Chart.js since Jul 2021
- Facebook Login since Jul 2021
- cdnjs since Nov 2021
- LazySizes since Feb 2022
- Popper since Apr 2022
- Cloudflare since May 2022
- PWA since Aug 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- Cloudflare Bot Management since Jan 2023
Previously used
- Heroku Aug 2020 to Jun 2025 · 4 yrs
- Hotjar Jul 2020 to Dec 2022 · 2 yrs
- Java Aug 2021 to Dec 2022 · 1 yr
- Google Plus Dec 2020 to Oct 2021 · 10 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Amazon Web Services Aug 2020 to Apr 2021 · 8 mo
- HubSpot Jun 2020 to Oct 2020 · 4 mo
- Matomo Analytics Aug 2020 to Oct 2020 · 2 mo
- Matomo Jun 2020 to Jul 2020 · 1 mo
- Varnish Oct 2019 to Oct 2019 · 1 mo
Timeline
2026 1 added
- added Cloudflare Bot Management May 2026 · Security
2025 1 added · 2 dropped
- dropped Cloudflare Bot Management Nov 2025 · Security
- dropped Heroku Aug 2025 · PaaS
- added Cloudflare Bot Management Mar 2025 · Security
2023 1 added · 3 dropped
- dropped Cloudflare Bot Management Sep 2023 · Security
- dropped Hotjar Feb 2023 · Analytics
- dropped Java Feb 2023 · Programming languages
- added Cloudflare Bot Management Jan 2023 · Security
2022 6 added
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added PWA Aug 2022 · Miscellaneous
- added Cloudflare May 2022 · CDN
- added Popper Apr 2022 · Miscellaneous
- added LazySizes Feb 2022 · JavaScript libraries
2021 9 added · 5 dropped · 1 switched
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- switched Google Plus Wheelio Sep 2021 · Widgets
- added Java Aug 2021 · Programming languages
- added Bootstrap Jul 2021 · UI frameworks
- added Chart.js Jul 2021 · JavaScript graphics
- added Facebook Login Jul 2021 · Social logins
- added Ruby Jul 2021 · Programming languages
- added Ruby on Rails Jul 2021 · Web frameworks
- added Twitter Ads Jul 2021 · Advertising
- dropped Amazon Web Services Jun 2021 · PaaS
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped Ruby Mar 2021 · Programming languages
- dropped Ruby on Rails Mar 2021 · Web frameworks
- added Google Sign-in Feb 2021 · Social logins
2020 8 added · 3 dropped
- added Google Plus Dec 2020 · Widgets
- dropped HubSpot Dec 2020 · Marketing automation
- dropped Matomo Analytics Dec 2020 · Analytics
- dropped Matomo Sep 2020 · Analytics
- added Amazon Web Services Aug 2020 · PaaS
- added Heroku Aug 2020 · PaaS
- added Matomo Analytics Aug 2020 · Analytics
- added Hotjar Jul 2020 · Analytics
- added HubSpot Jun 2020 · Marketing automation
- added Matomo Jun 2020 · Analytics
- added Twitter Emoji (Twemoji) Jun 2020 · Miscellaneous
2019 7 added · 1 dropped
- added Bootstrap Dec 2019 · Web Frameworks
- dropped Varnish Dec 2019 · Cache Tools
- added Font Awesome Nov 2019 · Font Scripts
- added Varnish Oct 2019 · Cache Tools
- added Google Tag Manager Mar 2019 · Tag Managers
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- added Google Tag Manager Jan 2019 · Tag Managers
2018 9 added
- added Ruby Oct 2018 · Programming Languages
- added Ruby on Rails Oct 2018 · Web Frameworks
- added Erlang Jun 2018 · Programming Languages
- added Facebook Jun 2018 · Widgets
- added Google Analytics Jun 2018 · Analytics
- added jQuery Jun 2018 · JavaScript Frameworks
- added Mixpanel Jun 2018 · Analytics
- added New Relic Jun 2018 · Analytics
- added Twitter Jun 2018 · Widgets