JSON to YAML

Convert JSON data to YAML format with readable formatting

Input JSON

Enter or paste JSON data to convert to YAML

YAML Indentation:

YAML Output

What is JSON to YAML Conversion?

JSON to YAML conversion transforms JSON data into human-readable YAML format. This tool helps you convert between formats entirely in your browser - your data never leaves your device. YAML's cleaner syntax makes it ideal for configuration files in Docker, Kubernetes, CI/CD pipelines, and other DevOps tools.

How to Use

Paste your JSON data into the input field
Choose your preferred YAML indentation (2 or 4 spaces)
Click "Convert to YAML" to transform the data
Copy the YAML result using the "Copy YAML" button

Example

Input JSON:

{
  "name": "John Doe",
  "age": 30,
  "address": {
    "street": "123 Main St",
    "city": "New York"
  },
  "hobbies": ["reading", "coding"]
}

Output YAML:

name: John Doe
age: 30
address:
  street: 123 Main St
  city: New York
hobbies:
  - reading
  - coding

Features

Convert JSON to YAML with customizable indentation (2 or 4 spaces)
Preserve all data types (strings, numbers, booleans, null)
Handle nested objects and arrays correctly
Display clear error messages for invalid JSON
100% client-side processing for privacy
Bidirectional conversion available (use YAML to JSON tool)

Frequently Asked Questions

What is JSON to YAML conversion?

JSON to YAML conversion transforms JSON format into YAML format. This creates more human-readable configuration files from JSON data, making them easier to edit and maintain.

Why convert JSON to YAML?

YAML is more human-friendly than JSON - it doesn't require quotes around strings, uses indentation instead of brackets, supports comments, and has a cleaner syntax. Converting JSON to YAML makes configuration files easier to read and edit.

Does this preserve data types?

Yes, the converter preserves all JSON data types including strings, numbers, booleans, null values, arrays, and nested objects. The conversion maintains the exact data structure and values from your JSON document.

Can it handle complex JSON structures?

Yes, the converter handles deeply nested JSON objects and arrays correctly. It preserves the entire hierarchy and structure of your JSON data in the resulting YAML output with proper indentation.

Can I customize the indentation?

Yes, you can choose between 2-space and 4-space indentation. The default is 2 spaces, which is commonly used in YAML configuration files.

Is my data sent to a server?

No, all conversion happens in your browser. Your JSON data never leaves your device, ensuring complete privacy and security for sensitive information.

What happens if my JSON has syntax errors?

The converter will detect syntax errors and display a clear error message explaining what's wrong with your JSON, helping you fix the issue quickly.