Shopify’s platform is the Web platform - Shopify

This post details the evolution of Shopify's Admin app development, highlighting Remix as the recommended framework. It explains how the new App Bridge, built with modern web technologies and custom elements, restores standard web development practices within iframes and enhances integration capabilities. The post emphasizes how App Bridge's CDN-based deployment ensures immediate fixes and backwards compatibility, while Remix's server-side rendering and route-based data loading improve developer experience and performance.