About this extension
Adds React debugging tools to the Chrome Developer Tools. Created from revision e28a0db22 on 1/24/2026.
Details
Features:
- React Developer Tools is an extension to Chrome Dev Tools for the React JavaScript Library. This extension allows you to view the React component hierarchies using the Chrome Developer Tools.
- The Components tab displays the root React components rendered on the page as well as their subcomponents.
- You can edit the state and props of any component in the tree by selecting it. You can view the breadcrumbs to see the component you have selected as well as the one that created it.
- You can inspect React elements on the page by switching to the React tab and then the regular Elements tab. The element will then be selected in the React tree.
- You can record performance information using the Profiler tab.
- This extension requires permissions in order to access the React tree of the page but it doesn't transmit any data remotely. It is completely open-source.
Frequently Asked Questions
Is React Developer Tools safe to install?
React Developer Tools is published on the official Chrome Web Store where every extension passes Google's security review before listing.
Does React Developer Tools require an account to use?
Core features of React Developer Tools work without sign-in. An account may unlock cloud sync or premium features — check the settings after installing.
Does React Developer Tools sync across my devices?
If you're signed into Chrome your extensions sync automatically to all your signed-in devices.
Is React Developer Tools free to use?
Yes — React Developer Tools is completely free. Click 'Add to Chrome', approve the permissions, and you're ready to go.
How many people use React Developer Tools?
React Developer Tools has 5.0 million active users and a 4.8-star rating on the Chrome Web Store.
User Reviews
Doesn't work at all: 743 Error in event handler: Error: Attempting to use a disconnected port object The issue https://github.com/facebook/react/issues/17649 has been known since 2019 but has been closed.
Super lightweight and doesn't slow down my browser at all.
Been using this for months, never going back. Highly recommended!