Select any JSON text on a webpage, right-click, and instantly view it with syntax highlighting, tree navigation, and one-click copy. Perfect for developers.
✓ No account required • ✓ Works offline • ✓ Privacy focused
Features
Powerful tools that make debugging and viewing JSON a breeze.
Collapsible tree structure with expand/collapse controls for easy navigation through complex nested JSON.
Beautiful Tokyo Night-inspired colors distinguish keys, strings, numbers, booleans, and null values.
Select any JSON text on any webpage, right-click, and choose "View as JSON" for instant formatting.
Press Ctrl+Shift+J (Cmd+Shift+J on Mac) to quickly view selected JSON without using the menu.
One-click copy to clipboard or download as a properly formatted .json file.
All processing happens locally in your browser. No data is ever sent to external servers.
How It Works
No setup required. Install once and it just works.
Click "Add to Chrome" and confirm the installation. Takes less than 5 seconds.
Find JSON text on any webpage or API response and select it with your mouse.
Right-click and choose "View as JSON" to see it beautifully formatted in a new tab.
Testimonials
Join thousands of developers who use JSON Viewer Pro daily.
"Finally a JSON viewer that just works! The dark theme is beautiful and the tree view makes debugging API responses so much easier."
"The right-click feature is genius. Select, click, done. No more copy-pasting into online formatters. This extension saves me time every day."
"Love that it works offline and doesn't send my data anywhere. Perfect for working with sensitive API data. Clean UI too!"