Technology history for legacysurvey.org
Stack size over time
From 8 detected technologies in Jan 2021 to 22 in Jun 2026 (peak 23).
Currently detected
- Polyfill since Jan 2021
- Bootstrap since Jan 2021
- jQuery since Jan 2021
- jsDelivr since Jan 2021
- MathJax since Jan 2021
- Moment.js since Jan 2021
- Nginx since Jan 2021
- Leaflet since Mar 2021
- Google Analytics since Mar 2021
- Livefyre since Jun 2021
- cdnjs since Nov 2021
- Cloudflare since May 2022
- HSTS since Sep 2022
- Open Graph since Sep 2022
- RSS since Dec 2022
- PWA since Mar 2023
- Ruby since Mar 2023
- Ruby on Rails since Mar 2023
- Discourse since Mar 2023
- Ember.js since Mar 2023
- Python since Apr 2025
- Django since Apr 2025
Previously used
- Ubuntu Oct 2025 to Oct 2025 · 1 mo
- jQuery CDN Feb 2022 to May 2022 · 3 mo
- jQuery Migrate Jan 2021 to May 2022 · 1 yr
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 3 added · 1 dropped
- dropped Ubuntu Dec 2025 · Operating systems
- added Ubuntu Oct 2025 · Operating systems
- added Django Apr 2025 · Web frameworks
- added Python Apr 2025 · Programming languages
2022 11 added · 4 dropped
- added RSS Dec 2022 · Miscellaneous
- added HSTS Sep 2022 · Security
- added Open Graph Sep 2022 · Miscellaneous
- added Bootstrap Aug 2022 · UI frameworks
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- added MathJax Aug 2022 · JavaScript graphics
- added Moment.js Aug 2022 · JavaScript libraries
- dropped jQuery CDN Jul 2022 · CDN
- dropped jQuery Migrate Jul 2022 · JavaScript libraries
- dropped jsDelivr Jul 2022 · CDN
- dropped Polyfill Jul 2022 · JavaScript libraries
- added Cloudflare May 2022 · CDN
- added jQuery CDN Feb 2022 · CDN
- added Polyfill Feb 2022 · JavaScript libraries