Free tool · Utilities
JSON Formatter & Validator
Format, validate and minify JSON instantly. Paste your JSON to auto-format with syntax highlighting, find errors, and copy clean output.
FreeNo sign-upPrivateRuns in your browser
Input
Output
Formatted JSON will appear here...
How It Works
How to Use This Tool
1
Paste Your JSON
Paste your raw, minified, or malformed JSON into the input area. The tool accepts any valid JSON string, object, or array.
2
Format or Minify
Click Format to pretty-print with 2-space indentation and syntax highlighting, or Minify to compress into a single line.
3
Copy & Use
Review the output with color-coded syntax highlighting. Copy the clean JSON with one click and use it in your project.
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