React Course v3 is a large project-based repository covering React from fundamentals through broader modern web development topics. Initial lessons explain components, JSX, props, state, events, rendering, hooks, and common React project structure. Learners then apply those concepts to complete projects such as the Backroads website and several smaller interactive applications. Advanced sections introduce Axios, React Query, external APIs, Contentful CMS, Redux Toolkit, and application state patterns. ...