How do I format JSON online?

Paste your JSON into the tool and it will automatically format it with proper indentation and line breaks.

Format JSON Online

Format JSON online with instant validation and beautification

JSON Input

Input

View Mode

Formatted Output

Output

Formatted JSON...

What is Format JSON Online?

Format JSON online with this free tool. Instantly beautify minified JSON, validate syntax, and add proper indentation for better readability.

How to Use

Paste JSON to format

View formatted output instantly

Copy the beautified JSON

Use in your projects

Common Use Cases

Format minified JSON

Beautify API responses

Validate JSON syntax

Prepare JSON for documentation

Key Features

Instant formatting

Syntax validation

Proper indentation

Client-side processing

Learn more about this tool with our in-depth guides

Jan 4, 2025•7 min read

How to Format JSON in 2026

Convert between JSON and YAML formats easily. Learn the differences, use cases, and best practices for configuration files.

#json #yaml #conversion+2

Quick Examples

Try these to get started

Format compact JSON

Add proper formatting

{"name":"John","age":30}

Common Questions

Find answers quickly

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