What powers shelter.sh?
Last seen Jun 2026 · 8 technologies across 5 categories
Caching
Varnish
since Mar 2026
CDN
Cloudflare
since Mar 2026
jsDelivr
since Mar 2026
Miscellaneous
Open Graph
since Mar 2026
PWA
since Mar 2026
Programming languages
Dart
since Mar 2026
UI frameworks
Audience
- 100% phone
Germany
Russia
Ukraine
Kazakhstan
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 1.2 s |
| INP | 325 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.