JSON Formatter & Validator
Format, beautify, and validate JSON instantly. Make raw JSON readable, detect syntax errors, and download formatted JSON.
Advanced Options
How to Use This JSON Formatter
Using this JSON formatter is simple. Paste your JSON data into the input box, then click Format JSON to convert compact JSON into a readable structure. You can also validate JSON syntax, minify JSON to reduce file size, or download the formatted result. All processing happens directly in your browser, so your data remains private.
What is a JSON Formatter?
A JSON formatter converts raw JSON data into a structured and readable format. Developers often receive compact JSON from APIs that can be difficult to read. Formatting the JSON adds indentation and line breaks so the structure of objects and arrays becomes easier to understand.
Why Use a JSON Beautifier?
JSON beautifiers help developers debug APIs, inspect configuration files, and review structured data. When JSON is properly formatted, nested objects and arrays become easier to navigate and analyze.
Example of Formatted JSON
Below is a simple example showing how raw JSON becomes easier to read after formatting.
{
"user": {
"name": "John",
"age": 30,
"skills": ["JavaScript", "Python"],
"active": true
}
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Frequently Asked Questions
Is this JSON formatter safe?
Yes. All JSON formatting happens directly in your browser. No data is sent to any server.
Can this tool validate JSON?
Yes. The validator checks if your JSON syntax is valid and shows an error if the structure is incorrect.
What is JSON minify?
JSON minification removes unnecessary spaces and line breaks to reduce file size.