Developer Tools
JSON Formatter & Viewer
Use our free JSON Formatter to format, validate, minify, and view JSON data with syntax highlighting and tree view. Perfect for developers and API debugging.
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Tips
Format indents JSON; Minify removes whitespace. Validate checks syntax only.
- Invalid JSON: trailing commas, single quotes, or unescaped quotes in strings.
- Copy uses the output box (run Format or Minify first).