JSON Formatter

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Format, validate, minify, and fix JSON files. Beautify JSON with proper indentation.

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Click to select files or drag and drop

Maximum 10 files, 50.00 MB each

Operation * Select what you want to do with the JSON file

Indent Size (spaces) Number of spaces for indentation (only for format operation)

Operations:

Format/Beautify: Pretty-print JSON with proper indentation
Minify: Remove all whitespace to minimize file size
Validate: Check if JSON is valid (returns validation result)
Fix: Attempt to fix common JSON errors (trailing commas, single quotes, etc.)