Description
JSON Explorer DevTools
Advanced JSON exploration and analysis tool for Chrome
DevTools
Transform how you work with JSON data in web development. JSON
Explorer adds a powerful new panel to Chrome DevTools that
makes exploring, analyzing, and understanding complex JSON
responses effortless.
Key Features:
Multiple View Modes:
- Miller Columns: Navigate nested JSON like a file browser -
perfect for deeply nested objects
- Enhanced JSON Viewer: Syntax-highlighted, collapsible JSON
with search and formatting
- Table View: Automatically converts JSON arrays into sortable
tables
- Tree View: Hierarchical visualization of JSON structure
Smart JSON Detection:
- Automatically captures and filters JSON network requests
- Filter by HTTP method (GET, POST, PUT, DELETE, etc.)
- Real-time request monitoring with detailed metadata
- Content size analysis and performance insights
Developer-Friendly:
- Copy JSON paths and values with one click
- Export data in multiple formats
- Keyboard shortcuts for fast navigation
- Responsive design that adapts to DevTools layout
Advanced Analysis:
- JSON validation with detailed error reporting
- Schema analysis and data type detection
- Nested object depth visualization
- Array length and structure insights
Perfect for:
- Frontend Developers debugging API responses
- Backend Engineers testing JSON endpoints
- QA Engineers validating data structures
- Data Analysts exploring API data
- Anyone working with complex JSON in web applications
How to Use:
1. Install the extension
2. Open Chrome DevTools (F12)
3. Look for the "JSON Explorer" panel
4. Navigate to any page with JSON network requests
5. Watch as JSON responses are automatically captured and
beautifully displayed
No configuration needed - just install and start exploring
JSON like never before!
---
Keywords: JSON, DevTools, API, Developer Tools, Network
Inspector, JSON Viewer, Web Development
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Permissions (1)
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devtools
Details
| Version | 0.13.1 |
| Updated | Jul 15, 2025 |
| Size | 269KiB |
| First Seen | Mar 29, 2026 |
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