
React Developer Tools by React
React Developer Tools is a tool that allows you to inspect a React tree, including the component hierarchy, props, state, and more. To get started, just open the Firefox devtools and switch to the "⚛️ Components" or "⚛️ Profiler" tab.
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You'll need Firefox to use this extension
Extension Metadata
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About this extension
This extension requires permissions to access the page's React tree, but it does not transmit any data remotely. It is fully open source, and you can find its source code at https://github.com/facebook/react/tree/master/packages/react-devtools-extensions.
Rated 4.6 by 374 reviewers
Permissions and dataLearn more
Required permissions:
- Input data to the clipboard
- Extend developer tools to access your data in open tabs
- Access browser tabs
- Access your data for all websites
Optional permissions:
- Access your data for all websites
More information
- Add-on Links
- Version
- 6.1.1
- Size
- 1.59 MB
- Last updated
- 6 months ago (Feb 7, 2025)
- Related Categories
- License
- MIT License
- Version History
- Add to collection
Release notes for 6.1.1
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