Data FormatsBidirectional100% Client-Side • Zero Uploads

XML to JSON Converter - Free & In-Browser

Transform legacy SOAP, RSS feeds, and XML files into clean modern JSON structures.

XML Inputxml
8 lines
JSON Outputjson
100% In-Browser Execution • Zero Server Uploads
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Zero-Upload Privacy Guarantee

This tool runs 100% in your browser, nothing is uploaded to any server. Your proprietary code and credentials never leave your machine.

Local Memory Sandboxed

How to Use the XML to JSON Converter

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1. Paste or Upload XML

Paste your raw XML markup, SOAP envelope, RSS feed, or drop an .xml file into the editor.

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2. Configure Attribute Prefixing

Choose whether attributes are prefixed with "@_", "$", or parsed without prefixes, and set indentation.

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3. Copy or Download JSON

Copy the formatted JSON output, download as .json, or click ⇄ Swap to convert JSON back into valid XML.

Real Example: XML to JSON Input & Transformed Output

Input (XML Input)XML
<?xml version="1.0" encoding="UTF-8"?>
<bookstore status="available">
  <book category="fiction" isbn="978-0061120084">
    <title lang="en">To Kill a Mockingbird</title>
    <author>Harper Lee</author>
    <price currency="USD">18.99</price>
  </book>
  <book category="classic" isbn="978-0452284234">
    <title lang="en">1984</title>
    <author>George Orwell</author>
    <price currency="USD">14.50</price>
  </book>
</bookstore>
Transformed Output (JSON Output)JSON
{
  "bookstore": {
    "@_status": "available",
    "book": [
      {
        "@_category": "fiction",
        "@_isbn": "978-0061120084",
        "title": {
          "#text": "To Kill a Mockingbird",
          "@_lang": "en"
        },
        "author": "Harper Lee",
        "price": {
          "#text": 18.99,
          "@_currency": "USD"
        }
      },
      {
        "@_category": "classic",
        "@_isbn": "978-0452284234",
        "title": {
          "#text": "1984",
          "@_lang": "en"
        },
        "author": "George Orwell",
        "price": {
          "#text": 14.5,
          "@_currency": "USD"
        }
      }
    ]
  }
}

Primary Use Cases for XML to JSON

Legacy SOAP & WSDL Service Modernization

Extract nested data payloads from enterprise SOAP responses and WSDL endpoints into clean JSON for modern frontend consumption.

RSS & Atom Newsfeed Aggregation

Transform syndicated XML podcast directories, media feeds, and news streams into structured JSON arrays for mobile and web apps.

Enterprise Billing & Invoice Parsing

Convert UBL, cXML, and Electronic Data Interchange (EDI) XML documents into JSON objects for automated data warehouse extraction.

About the XML to JSON Converter

The Codeflips XML to JSON converter is a free online tool built for software engineers, systems integrators, and API developers who need to convert XML to JSON online free. While modern web architectures and REST/GraphQL APIs operate almost exclusively on JSON, enterprise backends, financial clearinghouses, payment gateways, and RSS feeds still emit verbose XML. Our tool provides instantaneous, zero-latency conversion between the two standards.

Converting legacy XML payloads often involves sensitive business data—such as financial invoices, healthcare records, or confidential partner communications. Traditional online converters transmit your XML payloads to remote servers where logs can be compromised. Codeflips runs 100% in your browser, nothing is uploaded. Your source data stays isolated in local memory.

Deep Dive: Engineering & Data Handling

XML represents data with both elements and tag attributes, which do not have a 1-to-1 equivalent in JSON. Codeflips resolves this intelligently: attributes are preserved using a configurable prefix like "@_" or "$", text content in mixed nodes is indexed as "#text", and identical sibling tags are unified into arrays. From here, you can easily export tabular records using our JSON to CSV converter or integrate cloud configuration files using YAML to JSON.

Technical Architecture & Execution Model

Powered by fast-xml-parser 5.x, this converter processes large XML documents in milliseconds. It complies with W3C XML 1.0 recommendations, automatically decodes standard entities (&amp;, &lt;, &gt;, &quot;, &apos;), respects namespace declarations, and supports reversible JSON to XML generation.

• Input Parser: Native JavaScript AST & Web Worker engine
• Output Target: Validated JSON output
• Privacy Guarantee: Runs 100% in your browser, nothing is uploaded

Frequently Asked Questions

How do I convert XML to JSON?↓
To convert XML to JSON, paste your XML document into the input editor or load an XML file directly from your computer. Codeflips immediately parses your tags, converts nested nodes into structured objects, and outputs formatted JSON ready for copying or download. If you need to analyze the converted records in spreadsheets, you can easily pipe your output into our JSON to CSV converter.
How are XML attributes converted to JSON?↓
XML attributes are converted into JSON object properties using a distinctive prefix like `@_` or `$`. For example, an element like `` becomes `{"book": {"@_id": 101}}`, while its inner text is stored under a dedicated `#text` key. You can customize or disable attribute prefixing in the options toolbar to match your backend schema requirements.
How are repeated XML elements handled?↓
Repeated XML sibling elements with identical tag names are automatically grouped into a single JSON array. When multiple `` or `` tags appear under the same parent element, Codeflips aggregates them into an array of objects rather than overwriting previous values. This ensures complete structural parity with standard REST API collections and array iterations.
Can I convert SOAP XML to JSON?↓
Yes, Codeflips can convert complex SOAP XML payloads into clean JSON structures. You can paste entire SOAP envelopes containing ``, ``, and `` tags without truncation. The parser traverses all deeply nested child structures and namespace declarations, converting legacy web service responses into readable JSON ready for frontend client development or database storage.
What is the difference between XML and JSON?↓
XML is an extensible markup language that uses opening and closing tags, tag attributes, and mixed content models, whereas JSON is a lightweight data interchange format based on key-value pairs and arrays. JSON natively supports data types like booleans, numbers, and null, making it substantially faster to serialize and parse in modern web browsers and microservices.
Is XML to JSON conversion lossless?↓
XML to JSON conversion is generally lossless for structured data, provided attributes and text nodes are handled with prefixes like `@_` and `#text`. However, documents containing mixed inline markup—such as text interspersed with inline tags—may require restructuring because JSON lacks native inline tag semantics. Codeflips preserves all attribute metadata and element hierarchies without omitting nodes.
How are XML namespaces handled?↓
XML namespaces such as `xmlns:ns="..."` and prefixed element tags like `` are preserved directly in property keys. The parser treats the namespace prefix as part of the JSON object key name, ensuring you can map enterprise schemas accurately without losing identifier context. If you work with cloud manifests, you can also explore our YAML to JSON converter.
How do I convert XML to JSON in JavaScript?↓
In JavaScript, you can convert XML to JSON using modern libraries like `fast-xml-parser` or `xml2js` in Node.js, or by using the browser's native `DOMParser` API. These tools traverse the XML Document Object Model and construct a JavaScript object graph. For quick conversions without installing npm packages or configuring build scripts, Codeflips provides an instant, client-side converter.
Can I convert JSON back to XML?↓
Yes, Codeflips supports bidirectional conversion between both formats. Simply click the ⇄ Swap button in the top toolbar to switch into JSON to XML mode and paste your JSON structure. The converter translates keys into opening and closing tags while respecting attribute prefixes, allowing you to generate valid XML envelopes for legacy enterprise systems.
Why do developers prefer JSON over XML?↓
Developers prefer JSON over XML because JSON is far more concise, easier for humans to read, and maps directly to native JavaScript data structures. Parsing JSON in browsers requires zero complex DOM traversal or XPath queries, reducing memory overhead and network payload size. In addition, JSON objects and arrays integrate natively with modern frontend frameworks and NoSQL databases.