YAML ↔ JSON Converter

Pretty print

Indent:

Live conversion - results update as you type

YAMLInput

JSONOutput

{
  "name": "John Doe",
  "age": 30,
  "email": "john@example.com",
  "address": {
    "street": "123 Main St",
    "city": "Seoul",
    "country": "Korea"
  },
  "skills": [
    "JavaScript",
    "TypeScript",
    "Python"
  ],
  "employed": true,
  "salary": null
}

Syntax Comparison

Data Type	YAML	JSON
String	name: John	"name": "John"
Number	age: 30	"age": 30
Boolean	active: true	"active": true
Null	value: null	"value": null
Array	- item1 - item2	["item1", "item2"]
Object	person: name: John	{"person": {"name": "John"}}

YAML

About YAML

YAML (YAML Ain't Markup Language) is a human-friendly data serialization format. It uses indentation for structure and is commonly used for configuration files (Docker, Kubernetes, CI/CD).

JSON

About JSON

JSON (JavaScript Object Notation) is a lightweight data interchange format. It's easy for machines to parse and is the standard for APIs and web data exchange.