What powers alterna.cz?
Last seen Jun 2026 · 11 technologies across 10 categories
Analytics
Google Analytics
since Oct 2021
Authentication
Facebook Login
since Oct 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Operating systems
Debian
since Oct 2023
Programming languages
PHP
since Oct 2021
Tag managers
Google Tag Manager
since Oct 2021
Video players
Web frameworks
Nette Framework
since Oct 2021
Web servers
Audience
- 71% phone
- 29% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.84 / 10 · ranked #1,901,419 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0.2 |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.9 MB · 36 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Moment.js Nov 2025
- dropped Vue.js Nov 2025