JSON Formatter & Validator
Format, validate, minify, and convert your JSON online. Free, fast, and works offline. Supports JSON Schema validation and JSONPath queries.
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Format & Prettify
Beautify your JSON with customizable indentation (2 spaces, 4 spaces, or tabs).
Validate JSON
Instantly validate your JSON with detailed error messages and line numbers.
JSON Schema
Validate JSON against a JSON Schema (Draft 2020-12 support).
Sort Keys
Alphabetically sort all keys in your JSON for easier comparison.
Minify
Compress your JSON by removing whitespace for smaller file sizes.
Repair JSON
Automatically fix common JSON errors like trailing commas and comments.