React Developer Tools is a Chrome extension that allows developers to inspect the React component hierarchy, examine component props and state, and debug issues in React applications. The tool adds a new tab to the Chrome Dev Tools and provides additional functionality for debugging React applications.

With React Developer Tools, developers can:

Inspect the component hierarchy: Developers can view the component tree and see the hierarchy of components rendered in the application. They can also see the props and state of each component.

Modify component props and state: Developers can modify the props and state of a component and see the changes reflected in real-time in the application.

Track component updates: Developers can see when a component updates and why, by viewing the component lifecycle methods and hooks.

Debug performance issues: Developers can use the profiling feature to identify performance issues in their React application and optimize their code.

Overall, React Developer Tools is a powerful tool for developers working with React, and it can help speed up the debugging process and improve the overall quality of React applications.

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