Posts by tag 'open-source'

Jan 28, 2026 · Szymon Berski · Portfolio

Uper SEO Auditor

Chrome extension for SEO specialists and developers. Provides real-time debugging of Web Vitals, Schema.org, GTM, and JS errors directly in Chrome Side Panel.

Aug 20, 2025 · Szymon Berski · Portfolio

Enhanced WP REST API Plugin

Open-source WordPress plugin extending REST API for headless CMS. Adds GA4, Polylang hreflang data, relative URLs and headless mode with 301 redirects.

Jan 20, 2025 · Szymon Berski · Portfolio

Spoko Design System

Open-source Astro design system with Vue 3 components and UnoCSS. Published as npm package — documentation site and reusable component library in one.