What powers jaap.app?
Last seen Jun 2026 · 15 technologies across 10 categories
Analytics
Google Analytics
since Apr 2024
Databases
Firebase
since Apr 2024
Development
Emotion
since Apr 2024
Issue trackers
Sentry
since Apr 2024
JavaScript frameworks
Miscellaneous
Performance
Priority Hints
since Apr 2024
Programming languages
Node.js
since Apr 2024
Security
UI frameworks
Chakra UI
since Apr 2024
Audience
- 79% desktop
- 21% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.3 MB · 71 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.