Technology history for otree.pro
Stack size over time
From 8 detected technologies in Jul 2025 to 9 in Jun 2026 (peak 16).
Currently detected
- HSTS since Jul 2025
- PWA since Jul 2025
- Dart since Jul 2025
- Firebase since Jul 2025
- Flutter since Jul 2025
- Open Graph since Jul 2025
- HTTP/3 since Jul 2025
- Yandex.Metrika since Jul 2025
- Bootstrap since Oct 2025
Previously used
- Express Aug 2025 to Mar 2026 · 7 mo
- Google Cloud Aug 2025 to Mar 2026 · 7 mo
- Google Cloud Trace Aug 2025 to Mar 2026 · 7 mo
- Google Font API Oct 2025 to Mar 2026 · 5 mo
- LottieFiles Oct 2025 to Mar 2026 · 5 mo
- Node.js Aug 2025 to Mar 2026 · 7 mo
- Unpkg Oct 2025 to Mar 2026 · 5 mo
Timeline
2026 7 dropped
- dropped Express May 2026 · Web frameworks
- dropped Google Cloud May 2026 · IaaS
- dropped Google Cloud Trace May 2026 · Performance
- dropped Google Font API May 2026 · Font scripts
- dropped LottieFiles May 2026 · Miscellaneous
- dropped Node.js May 2026 · Programming languages
- dropped Unpkg May 2026 · CDN
2025 4 added
- added Express Aug 2025 · Web frameworks
- added Google Cloud Aug 2025 · IaaS
- added Google Cloud Trace Aug 2025 · Performance
- added Node.js Aug 2025 · Programming languages