Free online tool to format, validate, and fix JSON code. Beautify with proper indentation, check for syntax errors, and highlight issues. No registration required.
Paste your JSON code directly or upload a .json file. The tool will automatically detect and process your input.
Click the format button to beautify your JSON with proper indentation, or validate to check for syntax errors.
Review the formatted output and check for any validation errors. The tool highlights issues with line numbers.
Download the formatted JSON as a file or copy it to your clipboard with a single click.
Drag & drop your JSON file here or click to browse
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