XML ↔ JSON Converter

Summary

Summary / TL;DR

XML uses tags. JSON uses objects and arrays. JSON is often easier for web apps. XML is still common in feeds, config files, and older integrations.

• XML uses tags and attributes. JSON uses objects and arrays.
• JSON is often easier for web apps and modern APIs.
• XML is still common in feeds, config files, and enterprise integrations.
• This tool converts both formats in the browser and does not store input.

If you need the shortest answer: use XML when tag structure matters, and use JSON when compact app-friendly data matters.

Statistics

What numbers matter in this conversion?

Three simple numbers explain the tool behavior. These are easy to quote and useful when documenting XML and JSON transformation workflows.

Citations: MDN DOMParser, MDN JSON.parse(), and RFC 8259.

What Is XML And JSON?

Simple format definitions

XML is a markup format that uses tags, attributes, and nesting. JSON is a lightweight data format that uses objects, arrays, and key-value pairs.

Developers use XML in feeds, config files, and older enterprise systems. Developers use JSON in web apps, SaaS platforms, and modern APIs.

Citations: W3C XML and RFC 8259.

Comparisons

How XML and JSON differ

XML is more document-like and verbose. JSON is usually shorter and easier to use in frontend and backend JavaScript stacks.

• XML is helpful when metadata and document structure matter.
• JSON is helpful when compact payloads and app parsing matter.
• Both can represent nested data, but they express it differently.

How Conversion Works

How structure mapping works

XML to JSON conversion maps tags to object keys, repeated sibling tags to arrays, attributes to a dedicated field, and text content to readable values. JSON to XML conversion reverses that structure into nested tags and attributes.

• Element names become object keys.
• Repeated elements become arrays.
• Attributes are grouped under @attributes.
• Text nodes stay as readable values when possible.

<user id="42">
  <name>Ana</name>
  <role>admin</role>
</user>

{
  "user": {
    "@attributes": {
      "id": "42"
    },
    "name": "Ana",
    "role": "admin"
  }
}

{
  "settings": {
    "@attributes": {
      "env": "prod"
    },
    "feature": "xml-json"
  }
}

<?xml version="1.0" encoding="UTF-8"?>
<settings env="prod">
  <feature>xml-json</feature>
</settings>

Use Cases

Where developers use XML and JSON conversion

Developers use this conversion in APIs, SaaS migrations, config work, and backend-to-frontend data flows. The same pattern is useful in the US, India, and EU because the formats are global, not region-specific.

How To Use It

How do you use this converter?

Choose a direction first. Then paste your input. The output updates live.

1. 1

   Choose XML to JSON when your input starts as XML, or JSON to XML when your input starts as JSON.

2. 2

   Paste your source content into the input area. The converter formats and updates the output automatically as you type.

3. 3

   Use Copy Output to copy the formatted result, or Reset to clear the current tab and start over.

FAQ

Common questions

These answers are short on purpose. Each one starts with the main point first.

Methodology

How this page was prepared

This page combines browser-native parsing behavior with format references. XML parsing details align with DOMParser behavior. JSON parsing details align with JSON.parse() and RFC 8259.

• Parsing method: browser-native DOMParser for XML and JSON.parse() for JSON.
• Format method: XML references from W3C and JSON references from RFC 8259.
• Practical scope: API payloads, SaaS exports, config files, and debugging workflows.

Expertise

Why this explanation is useful for developers

The content is written for developers who move data between frontend apps, backend systems, SaaS tools, and structured integrations. It focuses on practical conversion issues instead of abstract format theory alone.

• Developer tooling perspective
• API and SaaS workflow perspective
• Structured data transformation perspective

Authority Links

Authoritative sources

These links point to the main standards and platform references behind the explanations on this page.

• W3C XML : Standards overview for XML and related parser guidance.
• RFC 8259 : Formal JSON data interchange specification.
• MDN DOMParser : Browser parsing behavior for XML input.
• MDN JSON.parse() : Browser parsing behavior for JSON input.

Citations

Sources and references

These references support the XML parsing, JSON parsing, and data format behavior used on this page.

• MDN DOMParser : Browser API for parsing XML strings in the client.
• MDN JSON.parse() : Browser-native JSON parsing behavior and errors.
• JSON.org : Reference overview of the JSON data format.
• W3C XML : Overview of XML standards and parser-related references.
• RFC 8259 : The JSON data interchange format specification.