JSON Viewer Pro icon

JSON Viewer Pro

by tomer.haryoffi · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Select JSON text and view it beautifully formatted. Tree view, syntax highlighting, copy & download.

Users
56
0 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
2
0 in 30 days
Store rank
#104K
#87K among extensions
Version
1.0.2
updated 11 Feb 2026

Users

monthly, 9 months
03059Jan 2026Jun 2026Oct 2026
Latest, 16 Oct 2026: 56 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months
012Jan 2026Jun 2026Oct 2026
Latest, 16 Oct 2026: 2 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About JSON Viewer Pro

JSON Viewer Pro - Beautiful JSON Formatting Made Easy 🚀 FEATURES: • Select & View - Simply select any JSON text on a webpage, right-click, and choose "View as JSON" to see it beautifully formatted • Tree View - Interactive collapsible tree structure with expand/collapse controls for easy navigation • Syntax Highlighting - Color-coded JSON with distinct colors for keys, strings, numbers, booleans, and null values • Keyboard Shortcut - Press Ctrl+Shift+J (Cmd+Shift+J on Mac) to quickly view selected JSON • Copy & Download - One-click copy to clipboard or download as a .json file • Paste JSON - Paste any JSON directly into the viewer for instant formatting • Dark Theme - Beautiful dark theme with Tokyo Night-inspired color scheme • Expand/Collapse All - Quickly expand or collapse all nested objects and arrays 📋 HOW TO USE: 1. Select any JSON text on a webpage 2. Right-click and choose "View as JSON" 3. A new tab opens with your beautifully formatted JSON! Or use the keyboard shortcut: Ctrl+Shift+J (Cmd+Shift+J on Mac) ✨ PERFECT FOR: • Developers working with APIs • Debugging JSON responses • Viewing configuration files • Analyzing data structures • Quick JSON formatting and validation 🔒 PRIVACY: This extension does not collect any personal data. All JSON processing happens locally in your browser. No data is sent to any external servers. 📧 SUPPORT: Found a bug or have a feature request? Visit our GitHub page: https://github.com/tomerhy/json-viewer Made with ❤️ by tomerhy

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months+52+1300.0%00.00

Version history

3 versions recorded
1.0.211 Feb 2026
1.0.16 Feb 2026
1.0.027 Jan 2026

Details

Category
Developer Tools
First seen
27 Jan 2026
Size
42 KB
Languages
en
Pricing
Free
Privacy policy
tomerhy.github.io
Extension ID
gmmfijgnchkghanabmbbibppdimjafnd

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
contextMenusactiveTabstorage

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