# React Context DevTool

> React Context DevTool is a debugging tool for React Context and useReducer API.

Canonical page: [https://chrome-stats.com/d/react-context-devtool](https://chrome-stats.com/d/react-context-devtool)

## Overview

- **ID:** `react-context-devtool`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Deep Patel
- **Category:** web-development
- **Daily users:** 745
- **Weekly downloads:** 11
- **Rating:** 2.75 / 5 (8 ratings)
- **Version:** 3.2
- **Last updated:** 2021-04-22
- **First published:** 2019-12-07
- **Size:** 2.38 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/react-context-devtool/)

## Description

### React Context DevTool

React Context DevTool is an open-source Chrome extension designed to simplify debugging React applications that use Context and useReducer APIs. It offers intuitive visualizations of context value changes through multiple views including tree, raw, and diff views, making it easier to track state mutations. Additionally, it supports debugging of useReducer state changes and dispatch actions directly from the devtool interface.

By integrating this tool into your development workflow, you can efficiently monitor your application's state, identify bugs, and enhance your React app's performance. For more details and contributions, visit the [GitHub repository](https://github.com/deeppatel234/react-context-devtool).

## Rankings

- #3,943 — Overall
- #18 — context menu
- #27 — reach
- #36 — tool
- #40 — contact
- #55 — debug

## Permissions and access

### Permissions

- `storage`
- `file:///*`
- `http://*/*`
- `https://*/*`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/react-context-devtool)