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JSON Viewer & Formatter

View, format, and validate JSON data with syntax highlighting and error detection. Perfect for debugging API responses, inspecting JSON files, or formatting messy JSON code. Features collapsible tree view and search functionality.

Key Features:

  • Pretty-print JSON with proper indentation
  • Syntax highlighting and error detection
  • Collapsible tree view for large JSON
  • Search and filter JSON properties
  • Copy formatted JSON instantly

How to Use:

Paste your JSON code and it will be automatically formatted and displayed in a tree view. Use the search box to find specific properties.

JSON Viewer

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2026 ยฉ DevSupporter - Playground for Developers by DevSupporter
JSON Viewer & Formatter | DevSupporter