This document compares Angular and React frameworks. It discusses their histories, components, state management, and differences. Some key points include: - Angular was released in 2014 and has 462 contributors while React was released in 2013 and has 1034 contributors. - Angular uses components while React uses a virtual DOM for rendering. Both support ES6. - State management differs, with Angular using services and React recommending Redux for predictable state containers. - Passing data between components can be done through services in Angular or props/state in React. - Choosing depends on factors like app size, maturity of frameworks, and developer preferences.