JSON Formatter & Validator
Paste your JSON data to format and validate it instantly
📝 JSON Editor
About JSON Formatter
Format, validate, and beautify JSON data online. Our free JSON formatter checks syntax, highlights errors, and minifies or pretty-prints JSON. Essential for developers and APIs. No signup—paste your JSON and get instant results. Toolinho offers free developer tools.
Use the editor above to paste JSON. The tool validates and formats in real time. Try our other free tools: regex tester, base64 encoder, and hash generator.