JSON Viewer & Formatter

Format, validate, and view JSON data with syntax highlighting

Quick Actions

Settings

Indent Size

Input JSON

Enter JSON

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Ctrl+Enter to format

Features:

Real-time JSON validation
Format with custom indent (2 or 4 spaces)
Minify to reduce file size
Tree view with collapsible nodes
Syntax highlighting
Search keys and values
Upload JSON files
Download formatted or minified JSON
Copy to clipboard
Size comparison and reduction stats