# JSON Formatter Extension

> Format JSON content on specified websites with features like auto-formatting, dark/light themes, expandable levels, and copy functionality.

Canonical page: [https://chrome-stats.com/d/json-formatter-extension](https://chrome-stats.com/d/json-formatter-extension)

## Overview

- **ID:** `json-formatter-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Selcuk
- **Category:** web-development,privacy-security
- **Daily users:** 9
- **Version:** 1.0.6
- **Last updated:** 2025-01-10
- **First published:** 2024-11-03
- **Size:** 33 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/json-formatter-extension/)
- **Website:** [https://github.com/scozdev](https://github.com/scozdev)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/json-formatter-extension/privacy/](https://addons.mozilla.org/firefox/addon/json-formatter-extension/privacy/)

## Description

JSON Formatter Extension makes JSON data more readable and manageable on web pages. 

Key Features:
🎨 Automatic JSON formatting
📋 Copy JSON to clipboard
🔍 Expand/Collapse JSON levels
⚙️ Customizable settings:
  - Dark/Light theme support
  - Default expansion level
  - Site-specific formatting
  - Auto-format option

Perfect for developers, API testers, and anyone working with JSON data regularly. Works on any webpage containing JSON content.

Usage:
- Enable auto-format or click format button for JSON content
- Use control buttons to copy, expand/collapse levels
- Access settings via toolbar icon
- Add specific websites to allowlist

## Rankings

- #35,380 — Overall
- #40 — json
- #62 — format
- #139 — expand

## Permissions and access

### Permissions

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

### 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/json-formatter-extension)