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JSON Viewer & Formatter

View, format, validate, and explore JSON data with an interactive collapsible tree view. Perfect for debugging and understanding complex JSON structures.

About JSON Viewer & Formatter

Our JSON Viewer & Formatter is a powerful online tool that helps you visualize, format, validate, and explore JSON data. Whether you're debugging API responses, analyzing configuration files, or learning JSON structure, this tool makes it easy.

Key Features

  • Interactive Tree View: Collapse and expand nested objects and arrays for easy navigation
  • Pretty Formatting: Automatically format JSON with proper indentation
  • Minification: Compress JSON by removing whitespace
  • JSON Validation: Instantly validate JSON syntax and find errors
  • Syntax Highlighting: Color-coded display for better readability
  • Statistics: View size, character count, and line information
  • Copy to Clipboard: One-click copy in any format
  • Expand/Collapse All: Quickly navigate large JSON structures

Use Cases

  • API Development: Inspect and validate API responses
  • Debugging: Quickly find issues in JSON data
  • Configuration Files: View and edit JSON config files
  • Data Analysis: Explore complex nested data structures
  • Learning: Understand JSON structure and syntax
  • Documentation: Format JSON for documentation purposes

How to Use

  1. Paste your JSON data into the text area
  2. Click "View & Format" to see the interactive tree view
  3. Click on the + or icons to expand or collapse sections
  4. Switch between Tree, Formatted, and Minified views using tabs
  5. Use "Expand All" or "Collapse All" for quick navigation
  6. Copy the output in any format with one click

Privacy First:

All JSON processing happens locally in your browser. Your data is never sent to any server, ensuring complete privacy and security.