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Online XML to JSON & JSON to XML File Converter

Seamless bi-directional conversion between XML and JSON data formats. Preserves XML attributes, nested hierarchies, and CDATA blocks with instant file export.

Bi-Directional Conversion XML Attribute Handling 100% Client-Side Privacy
XML Source Input
0 characters Waiting for input...
Converted JSON Result
0 bytes
Valid & Formatted Pure Client-Side

What is XML and JSON Conversion & Why Convert Formats?

XML (Extensible Markup Language) and JSON (JavaScript Object Notation) are the two standard data interchange formats used by modern web applications, APIs, databases, and enterprise systems. While XML is the legacy foundation of SOAP web services, RSS feeds, SVG vector graphics, and Android layouts, JSON has become the universal standard for REST APIs, MongoDB, and frontend frameworks. NexTools Online XML to JSON & JSON to XML Converter transforms document schemas bi-directionally without requiring command-line scripts or sending confidential payload data across the internet.

Key Capabilities

  • Bi-Directional Transformation: Switch effortlessly between XML-to-JSON and JSON-to-XML workflows.
  • Attribute & CDATA Preservation: Intelligently preserves XML attributes (`@attributes`) and CDATA unescaped text content.
  • Automated Root Wrapping: In JSON-to-XML mode, arrays and nested object graphs are automatically wrapped inside valid XML root tags (``).
  • 100% Client-Side Privacy: Financial transactions, customer payloads, and database dumps are parsed in your browser with $0 cloud processing.

Step-by-Step How It Works

  1. Select Direction: Choose either "XML to JSON" or "JSON to XML" from the mode toggle bar.
  2. Paste or Upload: Paste your raw data into the left panel or click "Upload File" to browse from your drive.
  3. Instant Client-Side Parsing: The tool continuously parses the syntax and displays formatted output in the right panel.
  4. Download Converted File: Click "Copy Output" to save to clipboard or "Download File" to export a clean `.json` or `.xml` file.

Frequently Asked Questions (FAQ)

How does this tool handle XML attributes in JSON?

XML attributes (like ``) are extracted into dedicated `@attributes` JSON key objects, preserving all metadata attributes losslessly.

Can this converter handle nested XML arrays?

Yes. Repeated sibling tags with identical names (e.g. `` elements inside a ``) are automatically aggregated into standard JavaScript JSON arrays.

Does NexTools store or inspect my API payloads?

Never. Parsing is executed locally inside your web browser using native DOMParser and JSON serialization engines with zero server footprint.

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