What powers system20.cz?

Analytics

Google Analytics

since May 2026

Smartlook

since May 2026

CDN

Amazon S3

since May 2026

Cloudflare

since May 2026

Issue trackers

Sentry

since May 2026

JavaScript frameworks

React

since May 2026

React Router v6

since May 2026

JavaScript libraries

core-js v3.40.0

since May 2026

Miscellaneous

HTTP/3

since Jun 2026

Open Graph

since May 2026

PWA

since May 2026

PaaS

Amazon Web Services

since May 2026

Render

since May 2026

Security

HSTS

since May 2026

Tag managers

Google Tag Manager

since May 2026

UI frameworks

Radix UI

since May 2026

shadcn/ui

since May 2026

Tailwind CSS

since May 2026

Web frameworks

Remix

since May 2026