Technology history for projecteuler.chat
Stack size over time
From 7 detected technologies in Jan 2019 to 11 in Jun 2026 (peak 14).
Currently detected
- Font Awesome since Jan 2019
- MathJax since Jan 2019
- Google Font API since Jan 2019
- PHP since Jan 2019
- phpBB since Jan 2019
- Apache HTTP Server since Jan 2019
- jQuery since Jan 2019
- jsDelivr since Oct 2021
- StackPath since Oct 2021
- Google Hosted Libraries since Feb 2022
- PWA since Aug 2022
Previously used
- cdnjs Oct 2021 to Dec 2025 · 4 yrs
- Cloudflare Jul 2024 to Dec 2025 · 1 yr
- HSTS Jul 2024 to Nov 2024 · 4 mo
- Polyfill Mar 2022 to Jun 2024 · 2 yrs
- Bootstrap Feb 2021 to Jan 2022 · 11 mo
- Wheelio Sep 2021 to Sep 2021 · 1 mo
Timeline
2026 2 dropped
- dropped cdnjs Feb 2026 · CDN
- dropped Cloudflare Feb 2026 · CDN
2025 1 dropped
- dropped HSTS Jan 2025 · Security
2024 3 added · 1 dropped
- dropped Polyfill Aug 2024 · JavaScript libraries
- added cdnjs Jul 2024 · CDN
- added Cloudflare Jul 2024 · CDN
- added HSTS Jul 2024 · Security
2022 3 added · 2 dropped
- added PWA Aug 2022 · Miscellaneous
- dropped cdnjs Apr 2022 · CDN
- dropped Bootstrap Mar 2022 · UI frameworks
- added Polyfill Mar 2022 · JavaScript libraries
- added Google Hosted Libraries Feb 2022 · CDN