What powers know4u.pl?

Analytics

Facebook Pixel v2.9.337

since Sep 2025

Microsoft Clarity

since Nov 2025

CMS

WordPress

since Sep 2025

Databases

MySQL

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JavaScript libraries

core-js v3.32.2

since Sep 2025

jQuery v3.7.1

since Sep 2025

jQuery Migrate v3.4.1

since Sep 2025

LMS

LearnDash v4.22.0

since Sep 2025

Miscellaneous

HTTP/3

since Sep 2025

Open Graph

since Sep 2025

RSS

since Sep 2025

Page builders

Elementor v3.29.2

since Sep 2025

WordPress Block Editor

since Sep 2025

Performance

Priority Hints

since Sep 2025

Programming languages

PHP

since Sep 2025

Security

Really Simple SSL & Security

since Feb 2026

Web servers

LiteSpeed

since Sep 2025

WordPress plugins

Kadence WP Blocks

since Sep 2025

WooCommerce v9.9.7

since Sep 2025

WordPress themes

Blocksy v2.1.0

since Sep 2025