JSON Formatter Extension

Format and beautify JSON data similar to jsonformatter.org

As of June 2026, JSON Formatter Extension has 51 users in the Developer Tools category.

Usersdown 8.9 percent8.9%
51
51
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.0.3
Manifest V3

History

3 snapshots

Tracking since Apr 20, 2026.

61.8855.549.12Apr 20, 2026Jun 6, 2026
View as table
DateUsersRatingReviewsVersion
Apr 20, 2026561.0.3
May 11, 2026611.0.3
Jun 6, 2026501.0.3
Now511.0.3

Permissions & access

Permissions
clipboardWrite
Host access
https://*.googleapis.com/*, https://*.google.com/*, https://*.doubleclick.net/*, https://*.googlesyndication.com/*

Screenshots

JSON Formatter Extension screenshot 1JSON Formatter Extension screenshot 2JSON Formatter Extension screenshot 3

About

# JSON Formatter Extension

A powerful tool for developers, data analysts, and anyone working with JSON data. This extension formats, beautifies, and visualizes JSON data with just one click.

## Key Features

✓ Clean and intuitive interface
✓ Syntax highlighting with color-coded elements
✓ Collapsible objects and arrays for easy navigation
✓ Line numbering for better readability
✓ Configurable indentation (2, 3, or 4 spaces)
✓ Copy formatted JSON to clipboard
✓ Download formatted JSON as a file
✓ Error detection and validation

## Why Choose Our JSON Formatter?

• Instant formatting with no external server requests
• Works offline - all processing happens locally
• No data is sent to any server - privacy guaranteed
• Lightweight and fast performance
• Simple one-click operation
• Perfect for debugging API responses

## How to Use

1. Click the extension icon
2. Paste your unformatted JSON
3. Select your preferred indentation
4. Click "Format JSON"
5. View, copy, or download your beautifully formatted JSON

Whether you're debugging API responses, cleaning up data exports, or just making JSON readable, our formatter makes working with JSON data quick and painless.

Get more done and reduce eye strain with properly formatted JSON!

Technical

Version
1.0.3
Manifest
V3
Size
61.29KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
bfbbcegnpefbnenmgmooifehmmobkphc
Developer ID
u7171bfed08bf5efdb3832bbd0473774e
Developer Email
[email protected]
Created
Mar 1, 2025
Last Updated (Store)
Apr 3, 2025
Last Scraped
Jun 6, 2026
Website
Support URL
Privacy Policy

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Data sourced from the Chrome Web Store · last verified Jun 6, 2026.