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JSON XML Converter

Convert between JSON and XML formats

Conversion Mode:

Input

Output 

Converted output will appear here as you type...

Enterprise Conversion

Advanced parsing with attribute preservation, type inference, and proper entity handling.

Data Integrity

Preserves XML attributes, maintains data types, and handles complex nested structures.

Professional Output

Pretty-printed XML with proper indentation and formatted JSON with type preservation.

About JSON XML Conversion

JSON XML conversion transforms data between two popular structured data formats used in web development, APIs, and data exchange. Essential for developers working with different systems, APIs, and data integration projects.

  • Bidirectional conversion between JSON and XML formats
  • Preserves data structure and hierarchy
  • Handles arrays, objects, and nested data
  • Format validation and error detection
  • Pretty-printed output with proper indentation

JSON vs XML Format Comparison

JSON (JavaScript Object Notation)

  • Lightweight and compact syntax
  • Native JavaScript support
  • Easier to read and write
  • Better for web APIs
  • Faster parsing performance

XML (Extensible Markup Language)

  • Self-documenting with attributes
  • Schema validation support
  • Namespace support
  • Better for document markup
  • Enterprise system compatibility
Frequently Asked Questions

How to convert XML to JSON?

To convert XML to JSON, paste your XML content into the utilAZ JSON XML Converter and select "XML to JSON" mode. The tool instantly parses the XML structure—including elements, attributes, and nested nodes—and outputs clean, valid JSON. It handles arrays, namespaces, and mixed content automatically.

What is a JSON to XML converter?

A JSON to XML converter is a tool that transforms data from JSON (JavaScript Object Notation) format into XML (Extensible Markup Language) format. It maps JSON objects to XML elements, JSON arrays to repeated XML tags, and preserves the data hierarchy. The utilAZ converter does this instantly in your browser with no data sent to any server.

Is JSON better than XML?

Neither is universally better—it depends on the use case. JSON is lighter, faster to parse, and preferred for web APIs and JavaScript applications. XML supports schemas, namespaces, attributes, and comments, making it better for enterprise systems, document markup (like SVG, SOAP), and complex data validation. Use the format that fits your project requirements.

Can I convert a JSON array to XML?

Yes, the utilAZ converter handles JSON arrays by wrapping each array item in a repeated XML element. For example, a JSON array ["a", "b", "c"] becomes multiple <item>a</item><item>b</item><item>c</item> elements inside a root tag. Nested arrays and arrays of objects are also supported.

How to handle JSON null in XML?

JSON null values are converted to empty XML elements (e.g., <field/> or <field></field>) since XML has no native null type. Some converters use an xsi:nil="true" attribute to explicitly represent null. The utilAZ converter outputs empty self-closing tags for null values by default.

Will my XML have a root element?

Yes, valid XML requires a single root element. When converting JSON to XML, the utilAZ converter automatically wraps the output in a root element (e.g., <root>...</root>) if the JSON input is an object or array without one. You can customize the root element name as needed.

Format Examples

JSON Example:

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

Equivalent XML:

<person>
  <name>John Doe</name>
  <age>30</age>
  <address>
    <street>123 Main St</street>
    <city>New York</city>
  </address>
  <hobbies>reading</hobbies>
  <hobbies>swimming</hobbies>
  <hobbies>coding</hobbies>
</person>

Common Use Cases

  • API data format migration
  • Legacy system integration
  • Data import/export processes
  • Configuration file conversion
  • Web service adaptation
  • Database data transformation
  • Cross-platform data exchange
  • Testing and development workflows

Programming Integration

JavaScript JSON Processing:

// Parse JSON string to object
const jsonData = JSON.parse(jsonString);

// Convert object to JSON string
const jsonString = JSON.stringify(dataObject, null, 2);

// Handle JSON in API responses
fetch('/api/data')
  .then(response => response.json())
  .then(data => console.log(data));

XML Processing with DOM:

// Parse XML string
const parser = new DOMParser();
const xmlDoc = parser.parseFromString(xmlString, "text/xml");

// Extract data from XML
const name = xmlDoc.querySelector("name").textContent;
const age = xmlDoc.querySelector("age").textContent;