What powers alter.systems?
Last seen Jun 2026 · 13 technologies across 8 categories
CDN
Cloudflare
since Nov 2025
jsDelivr
since Nov 2025
Font scripts
Google Font API
since Nov 2025
JavaScript frameworks
Svelte
since Nov 2025
JavaScript graphics
KaTeX
since Nov 2025
Miscellaneous
Programming languages
Node.js
since Nov 2025
Security
Cloudflare Bot Management
since Nov 2025
Cloudflare Turnstile
since Nov 2025
UI frameworks
SvelteKit
since Nov 2025
Audience
- 61% phone
- 39% desktop
Finland
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.45 / 10 · ranked #2,591,449 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 125 ms |
| CLS | 0.2 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.9 MB · 69 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected PWA Apr 2026
- dropped Cloudflare Browser Insights Mar 2026
- dropped HTTP/3 Mar 2026
- detected Open Graph Dec 2025