Format, validate and minify JSON
Tip
Paste your JSON in the field above and click 'Format' to organize or 'Minify' to compact.
Format, validate and minify JSON online. Free tool with syntax highlighting and error detection.
Input:
{"name":"John","age":30,"city":"New York"}Output:
{
"name": "John",
"age": 30,
"city": "New York"
}JSON (JavaScript Object Notation) is a lightweight data interchange format. It's easy for humans to read and write, and easy for machines to parse and generate. JSON is based on a subset of the JavaScript language and is widely used in web APIs and configuration storage.
Formatted JSON is much easier to read and debug. Proper formatting makes it easier to identify errors, understand data structure and maintain code. Our online JSON formatter also validates syntax, helping to find problems quickly.
A JSON formatter is a tool that organizes JSON code in a readable way, adding indentation and line breaks. It can also minify JSON by removing unnecessary spaces.
Yes! All processing is done locally in your browser. No data is sent to our servers, ensuring complete privacy and security.
Our tool automatically validates JSON syntax while you format. If there are errors, you'll be notified with details about the problem.