MoreOnlineTools

JSON Formatter - JSON Validator and Formatter

Validate, format and minify your JSON data

Features

✅
JSON Validation

Check if your JSON format is valid

Auto Fix

Automatically detect and fix JSON errors

Pretty Formatting

Format JSON in readable format

📦
Minify

Reduce JSON size by removing spaces

JSON Input
Formatted Output

0

Input Length

0

Output Length

0%

Compression Ratio

Pending

Validation Status

Why Use JSON Formatter?

Error Detection

Quickly identify and fix JSON errors

Readability

View JSON in organized, readable format

Performance

Reduce JSON size with minification

Security

All processing happens in your browser

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How to Use?

1
Enter JSON

Paste your JSON data into the input area.

2
Validate and Fix

Check your JSON format. If there are errors, use "Fix" button for automatic correction.

3
Format/Minify

Click format to make it readable or minify to reduce size.

4
Use Result

Copy the result or download as a file.

Frequently Asked Questions

JSON (JavaScript Object Notation) is a lightweight data interchange format. It is easy for humans to read and write.

The tool automatically fixes: missing quotes ("name":Istanbul), missing commas (}{), single quote usage, missing closing brackets, comments, and extra whitespace.

Minify removes unnecessary whitespace and line breaks to reduce JSON size, enabling faster data transfer.

Yes, all JSON processing happens locally in your browser. Your data is never sent to our servers.

What is JSON Formatter?

JSON Formatter is a powerful online tool that validates, formats and optimizes JSON data. It is widely used by web developers and data analysts to organize JSON data and detect errors.

Benefits of Using JSON Formatter

With JSON Formatter you can validate your data integrity, view it in readable format and optimize its size. Real-time validation and detailed error reports accelerate your development process.

Security and Privacy

Your data security is our priority

Local Processing

All processing happens in your browser

No Data Transfer

Your data is not sent to our servers

No Data Storage

No data is stored or shared

SSL Encryption

SSL encryption for secure connection

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