Technology history for 21online.app
Stack size over time
From 5 detected technologies in Aug 2022 to 21 in Jun 2026 (peak 27).
Currently detected
- Azure since Aug 2022
- Bootstrap since Aug 2022
- jQuery since Aug 2022
- Microsoft ASP.NET since Aug 2022
- Kestrel since Aug 2022
- Cloudflare since Oct 2022
- IIS since Oct 2022
- Windows Server since Oct 2022
- HSTS since Mar 2025
- Next.js since Mar 2025
- Next.js App Router since Mar 2025
- Node.js since Mar 2025
- Open Graph since Mar 2025
- Priority Hints since Mar 2025
- Vercel since Mar 2025
- Radix UI since Mar 2025
- React since Mar 2025
- shadcn/ui since Mar 2025
- Tailwind CSS since Mar 2025
- Webpack since Mar 2025
- PWA since Jul 2025
Previously used
- Vercel Speed Insights Aug 2025 to Feb 2026 · 6 mo
- Blazor Aug 2024 to Aug 2024 · 1 mo
- cdnjs Aug 2024 to Aug 2024 · 1 mo
- Cloudflare Bot Management Oct 2022 to Aug 2024 · 1 yr
- Font Awesome Aug 2024 to Aug 2024 · 1 mo
- Google Font API Aug 2024 to Aug 2024 · 1 mo
- jQuery CDN Aug 2024 to Aug 2024 · 1 mo
- jQuery Migrate Aug 2024 to Aug 2024 · 1 mo
- jQuery UI Aug 2024 to Aug 2024 · 1 mo
- jsDelivr Aug 2024 to Aug 2024 · 1 mo
- Kendo UI Aug 2024 to Aug 2024 · 1 mo
- Leaflet Aug 2024 to Aug 2024 · 1 mo
- Livefyre Aug 2024 to Aug 2024 · 1 mo
- Lodash Aug 2024 to Aug 2024 · 1 mo
- Mapbox GL JS Aug 2024 to Aug 2024 · 1 mo
- Mapbox.js Aug 2024 to Aug 2024 · 1 mo
- Popper Aug 2024 to Aug 2024 · 1 mo
- Slick Aug 2024 to Aug 2024 · 1 mo
- Vimeo Aug 2024 to Aug 2024 · 1 mo
- WebAssembly Aug 2024 to Aug 2024 · 1 mo
Timeline
2026 1 dropped
- dropped Vercel Speed Insights Apr 2026 · Analytics
2025 1 added · 18 dropped · 1 switched
- added Vercel Speed Insights Aug 2025 · Analytics
- switched Popper PWA Jul 2025 · Miscellaneous
- dropped Blazor Apr 2025 · Web frameworks
- dropped cdnjs Apr 2025 · CDN
- dropped Cloudflare Bot Management Apr 2025 · Security
- dropped Font Awesome Apr 2025 · Font scripts
- dropped Google Font API Apr 2025 · Font scripts
- dropped jQuery CDN Apr 2025 · CDN
- dropped jQuery Migrate Apr 2025 · JavaScript libraries
- dropped jQuery UI Apr 2025 · JavaScript libraries
- dropped jsDelivr Apr 2025 · CDN
- dropped Kendo UI Apr 2025 · UI frameworks
- dropped Leaflet Apr 2025 · Maps
- dropped Livefyre Apr 2025 · Comment systems
- dropped Lodash Apr 2025 · JavaScript libraries
- dropped Mapbox GL JS Apr 2025 · Maps
- dropped Mapbox.js Apr 2025 · Maps
- dropped Slick Apr 2025 · JavaScript libraries
- dropped Vimeo Apr 2025 · Video players
- dropped WebAssembly Apr 2025 · Programming languages
2023 9 added
- added Azure May 2023 · PaaS
- added Bootstrap May 2023 · UI frameworks
- added Cloudflare May 2023 · CDN
- added Cloudflare Bot Management May 2023 · Security
- added IIS May 2023 · Web servers
- added jQuery May 2023 · JavaScript libraries
- added Kestrel May 2023 · Web servers
- added Microsoft ASP.NET May 2023 · Web frameworks
- added Windows Server May 2023 · Operating systems
2022 1 dropped
- dropped Kestrel Nov 2022 · Web servers