Shopify Extensions Guide

App Extensions Overview: <a href="https://shopify.dev/docs/apps/build/app-extensions" target="_blank" rel="ugc nofollow noopener">Shopify.dev - App Extensions
List of All Extensions: <a href="https://shopify.dev/docs/apps/build/app-extensions/list" target="_blank" rel="ugc nofollow noopener">Shopify.dev - Extension List
Checkout UI Extensions: <a href="https://shopify.dev/docs/api/checkout-ui-extensions" target="_blank" rel="ugc nofollow noopener">Shopify.dev - Checkout UI Extensions
Admin UI Extensions: <a href="https://shopify.dev/docs/api/admin-extensions" target="_blank" rel="ugc nofollow noopener">Shopify.dev - Admin UI Extensions
Theme App Extensions: <a href="https://shopify.dev/docs/apps/online-store/theme-app-extensions" target="_blank" rel="ugc nofollow noopener">Shopify.dev - Theme App Extensions
Shopify Functions: <a href="https://shopify.dev/docs/api/functions" target="_blank" rel="ugc nofollow noopener">Shopify.dev - Shopify Functions

This skill provides a comprehensive guide to building Shopify Extensions. Extensions allow you to integrate your app's functionality directly into Shopify's user interfaces (Admin, Checkout, Online Store, POS) and backend logic.