JSON Formatter & Validator
Format, minify, and validate your JSON data instantly. All processing happens safely in your browser.
Input
Result
How to Format JSON?
Simply paste your raw, unformatted, or minified JSON data into the input field on the left. Click the "Format" button to automatically indent and beautify the data with proper line breaks. Our tool uses a 2-space indentation standard for maximum readability.
What is JSON Validation?
JSON validation checks if your data strictly adheres to the JSON specification. If there are missing quotes, trailing commas, or syntax errors, the validator will immediately flag the issue and provide an error message helping you identify the problem area.
Is my data secure?
Yes. Your data never leaves your browser. We process everything client-side using JavaScript, which means your sensitive payloads are never transmitted to our servers.