JSON Viewer & Beautifier

Format, validate, and explore JSON with syntax highlighting and collapsible tree view

JSON Input

Formatted JSON

Formatted JSON will appear here...

Features

Formatting

  • • Pretty-print with indentation
  • • Syntax highlighting
  • • Minify for production
  • • Real-time validation

Tree View

  • • Collapsible objects & arrays
  • • Navigate large JSON files
  • • Color-coded data types
  • • Expandable nested structures

Export Options

  • • Copy to clipboard
  • • Download as .json file
  • • Dark/Light mode toggle
  • • Error line detection

About JSON Viewer & Beautifier

A powerful tool for visualizing, formatting, and analyzing JSON data with an interactive tree view, syntax highlighting, and comprehensive validation features.

View Detailed Information

Advanced Features:

  • Interactive tree view navigation
  • Dark/Light mode support
  • Real-time syntax validation
  • One-click beautification
  • Intelligent error detection

Perfect For:

  • API response inspection
  • Data structure analysis
  • Configuration file editing
  • Debug output formatting
  • JSON schema validation

Pro Tips:

  • Use tree view for large files
  • Copy formatted JSON for documentation
  • Toggle dark mode for night coding
  • Check error locations instantly
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