Technology history for chebfun.org
Stack size over time
From 11 detected technologies in Feb 2019 to 15 in May 2026 (peak 16).
Currently detected
- Fastly since Feb 2019
- GitHub Pages since Feb 2019
- Google Analytics since Feb 2019
- MathJax since Feb 2019
- Bootstrap since Feb 2019
- jQuery since Feb 2019
- Google Font API since Feb 2019
- Varnish since Feb 2019
- Twitter since Feb 2019
- jsDelivr since Jul 2020
- Twitter Ads since Jul 2021
- cdnjs since Nov 2021
- jQuery CDN since Feb 2022
- Cloudflare since May 2022
- Cloudflare Bot Management since Mar 2025
Previously used
- Ruby Feb 2019 to May 2022 · 3 yrs
- Ruby on Rails Feb 2019 to May 2022 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
Timeline
2025 1 added · 1 dropped
- dropped Cloudflare Bot Management Nov 2025 · Security
- added Cloudflare Bot Management Mar 2025 · Security
2023 14 added
- added Bootstrap May 2023 · UI frameworks
- added cdnjs May 2023 · CDN
- added Cloudflare May 2023 · CDN
- added Fastly May 2023 · CDN
- added GitHub Pages May 2023 · PaaS
- added Google Analytics May 2023 · Analytics
- added Google Font API May 2023 · Font scripts
- added jQuery May 2023 · JavaScript libraries
- added jQuery CDN May 2023 · CDN
- added jsDelivr May 2023 · CDN
- added MathJax May 2023 · JavaScript graphics
- added Twitter May 2023 · Widgets
- added Twitter Ads May 2023 · Advertising
- added Varnish May 2023 · Caching
2022 16 added · 2 dropped
- added Bootstrap Aug 2022 · UI frameworks
- added cdnjs Aug 2022 · CDN
- added Cloudflare Aug 2022 · CDN
- added Fastly Aug 2022 · CDN
- added GitHub Pages Aug 2022 · PaaS
- added Google Analytics Aug 2022 · Analytics
- added Google Font API Aug 2022 · Font scripts
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery CDN Aug 2022 · CDN
- added jsDelivr Aug 2022 · CDN
- added MathJax Aug 2022 · JavaScript graphics
- added Twitter Aug 2022 · Widgets
- added Twitter Ads Aug 2022 · Advertising
- added Varnish Aug 2022 · Caching
- dropped Ruby Jul 2022 · Programming languages
- dropped Ruby on Rails Jul 2022 · Web frameworks
- added Cloudflare May 2022 · CDN
- added jQuery CDN Feb 2022 · CDN
2021 4 added · 2 dropped
- dropped Wheelio Dec 2021 · Widgets
- added cdnjs Nov 2021 · CDN
- added Wheelio Sep 2021 · Widgets
- added Ruby Jul 2021 · Programming languages
- added Twitter Ads Jul 2021 · Advertising
- dropped Ruby Mar 2021 · Programming languages
2020 1 added
- added jsDelivr Jul 2020 · CDN
2019 11 added
- added Bootstrap Mar 2019 · Web Frameworks
- added Fastly Mar 2019 · CDN
- added GitHub Pages Mar 2019 · CDN
- added Google Analytics Mar 2019 · Analytics
- added Google Font API Mar 2019 · Font Scripts
- added jQuery Mar 2019 · JavaScript Libraries
- added MathJax Mar 2019 · JavaScript Graphics
- added Ruby Mar 2019 · Programming Languages
- added Ruby on Rails Mar 2019 · Web Frameworks
- added Twitter Mar 2019 · Widgets
- added Varnish Mar 2019 · Cache Tools