Technology history for groupon.jp
Stack size over time
From 6 detected technologies in Jun 2018 to 26 in Jun 2026 (peak 28).
Currently detected
- Lodash since Jun 2018
- jQuery since Jun 2018
- Google Tag Manager since Jun 2018
- Facebook since Jun 2018
- React since Aug 2018
- Apache HTTP Server since Jan 2019
- jQuery UI since Jan 2019
- Webpack since Jan 2019
- Google Font API since Jan 2019
- Google Analytics since Jan 2019
- New Relic since Jan 2019
- Envoy since Mar 2019
- Zipkin since May 2019
- Boomerang since Jul 2021
- Preact since Nov 2021
- Zendesk since Aug 2022
- Google Workspace since Aug 2022
- Salesforce since Aug 2022
- PWA since Aug 2022
- HSTS since Sep 2022
- Signifyd since Jan 2024
- reCAPTCHA since Apr 2024
- Riskified since Aug 2025
- Cloudflare since Apr 2026
- Cloudflare Bot Management since Apr 2026
- HTTP/3 since Apr 2026
Previously used
- Akamai Oct 2018 to Feb 2026 · 7 yrs
- Akamai Bot Manager Nov 2021 to Feb 2026 · 4 yrs
- Express Apr 2019 to Feb 2026 · 6 yrs
- Node.js Apr 2019 to Feb 2026 · 6 yrs
- Salesloft Nov 2023 to May 2025 · 1 yr
- Sift Feb 2023 to May 2025 · 2 yrs
- Backbone.js Jun 2018 to Feb 2023 · 4 yrs
- Underscore.js Jun 2018 to Feb 2023 · 4 yrs
- Zendesk Sunshine Conversations Oct 2022 to Feb 2023 · 4 mo
- Bold Chat Jun 2020 to Feb 2022 · 1 yr
- core-js Nov 2021 to Nov 2021 · 1 mo
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- Criteo Aug 2019 to Sep 2020 · 1 yr
- Optimizely Feb 2020 to Jun 2020 · 4 mo
Timeline
2026 4 dropped
- dropped Akamai May 2026 · CDN
- dropped Akamai Bot Manager May 2026 · Security
- dropped Express May 2026 · Web frameworks
- dropped Node.js May 2026 · Programming languages
2025 1 added · 1 dropped · 1 switched
- switched Sift Riskified Aug 2025 · Analytics
- dropped Salesloft Jul 2025 · Marketing automation
- added reCAPTCHA Jun 2025 · Security
2024 2 added · 1 dropped
- dropped reCAPTCHA Nov 2024 · Security
- added reCAPTCHA Apr 2024 · Security
- added Signifyd Jan 2024 · Analytics
2023 4 added · 2 dropped · 1 switched
- added Salesloft Nov 2023 · Marketing automation
- added Akamai Apr 2023 · CDN
- added Akamai Bot Manager Apr 2023 · Security
- dropped Backbone.js Apr 2023 · JavaScript frameworks
- dropped Zendesk Sunshine Conversations Apr 2023 · Live chat
- switched Underscore.js Preact Mar 2023 · JavaScript libraries
- added Sift Feb 2023 · Analytics
2022 6 added · 4 dropped
- added Zendesk Sunshine Conversations Oct 2022 · Live chat
- added HSTS Sep 2022 · Security
- added Google Workspace Aug 2022 · Webmail
- added PWA Aug 2022 · Miscellaneous
- added Salesforce Aug 2022 · CRM
- added Zendesk Aug 2022 · Documentation
- dropped Bold Chat Apr 2022 · Live chat
- dropped Akamai Jan 2022 · CDN
- dropped Akamai Bot Manager Jan 2022 · Security
- dropped Preact Jan 2022 · JavaScript libraries
2021 9 added · 6 dropped · 1 switched
- dropped Wheelio Dec 2021 · Widgets
- added Akamai Nov 2021 · CDN
- added Akamai Bot Manager Nov 2021 · Security
- added core-js Nov 2021 · JavaScript libraries
- switched core-js Preact Nov 2021 · JavaScript libraries
- added React Nov 2021 · JavaScript frameworks
- dropped Akamai Oct 2021 · CDN
- added Wheelio Sep 2021 · Widgets
- added Backbone.js Jul 2021 · JavaScript frameworks
- added Boomerang Jul 2021 · JavaScript libraries
- added Google Tag Manager Jul 2021 · Tag managers
- dropped Google Tag Manager Jun 2021 · Tag managers
- added Google Tag Manager Apr 2021 · Tag managers
- dropped Backbone.js Mar 2021 · JavaScript frameworks
- dropped Google Tag Manager Mar 2021 · Tag managers
- dropped React Mar 2021 · JavaScript frameworks
2020 5 added · 3 dropped
- dropped Criteo Nov 2020 · Advertising
- added Backbone.js Oct 2020 · JavaScript frameworks
- added Underscore.js Oct 2020 · JavaScript libraries
- added React Sep 2020 · JavaScript frameworks
- dropped Optimizely Aug 2020 · Analytics
- dropped React Aug 2020 · JavaScript frameworks
- added Bold Chat Jun 2020 · Live chat
- added Optimizely Feb 2020 · Analytics
2019 8 added
- added Criteo Aug 2019 · Advertising Networks
- added Zipkin May 2019 · Analytics
- added Express Apr 2019 · Web Frameworks
- added Node.js Apr 2019 · Programming Languages
- added Akamai Mar 2019 · CDN
- added Envoy Mar 2019 · Web Servers
- added Google Tag Manager Mar 2019 · Tag Managers
- added React Mar 2019 · JavaScript Frameworks
2018 2 added · 4 dropped
- dropped Backbone.js Dec 2018 · JavaScript Frameworks
- dropped jQuery Dec 2018 · JavaScript Libraries
- dropped Underscore.js Dec 2018 · JavaScript Libraries
- added Akamai Oct 2018 · CDN
- dropped Lodash Aug 2018 · JavaScript Frameworks
- added React Aug 2018 · JavaScript Frameworks