Shopware 6 is a modern, API-first e-commerce platform built on Symfony and Vue.js. If you're coming from Shopware 5 or another platform, the architecture shift can feel steep — but once it clicks, it's powerful and highly extensible. Understanding the architecture Shopware 6 is split into two main areas: Core — the Symfony-based PHP backend that handles business logic, APIs, and the administration panel. Storefront — a Twig-based frontend layer with optional headless...