JSON to XML Converter
Convert JSON to XML with custom root element, indentation, and XML declaration. Real-time conversion.
How to Use Json To Xml
Follow these simple steps to get the best results.
Paste your JSON
Copy your JSON data (objects, arrays, or nested structures) into the input field.
Convert to XML
Click Convert to transform JSON into properly structured XML with customizable root element.
Download XML output
Copy the formatted XML to clipboard or download it as a .xml file.
Frequently Asked Questions
Everything you need to know about Json To Xml.
About the Json To Xml Tool
Maintain compatibility with legacy enterprise systems using the ToolFlic JSON to XML converter. Sometimes you need to take modern JSON data and wrap it in XML tags to satisfy older APIs or specific document standards. Our tool automates this process, generating properly formatted, valid XML from any valid JSON input.
Core Advantages
Connect modern services with SOAP-based backends or legacy data warehouses effortlessly. Our tool allows you to define your custom root element and handles complex nested objects with ease, ensuring that the resulting XML is clean, professional, and ready for integration into any industrial-grade system.
Architecture & Security
By recursively traversing the JSON tree, our generator builds a series of XML nodes on-the-fly. It automatically handles character escaping (e.g., `<` to `<`) to ensure the resulting document is perfectly valid. The entire process is performed client-side for maximum security and speed.
Under the Hood: the Json To Xml explained properly
No marketing filler — just the mechanics, the trade-offs and the real limits, explained clearly.
How it actually works
The document is parsed with JSON.parse and then walked recursively: every object key becomes an element name, every primitive becomes the element's text, null becomes an empty self-closing element, and an array repeats its parent tag once per entry. Indentation is 2, 4 or 8 spaces, the root element name is yours to choose, and an optional declaration line is written ahead of it.
Text is escaped on the way out, so an ampersand, angle bracket or quote inside a value becomes the correct XML reference rather than breaking the markup. Element names are checked against what XML actually permits, and a JSON key that cannot be a name - a space, a colon, a leading digit - is rewritten with underscores and listed on screen so you know which keys were touched.
What that means for your results
The output is well-formed by construction: one root element, matched tags, escaped data. Loading it into any parser succeeds, which is the property people are after when they move a payload between a JSON service and an XML consumer.
Structure survives translation, but JSON has no notion of attributes, so everything lands as a child element or as text. A value that was a number stays a number-shaped string, because XML typing needs a schema this tool does not invent.
Where it falls short — honestly
Semantics do not cross the boundary. Type information, empty objects versus empty arrays, and the distinction between an attribute and an element are all flattened, so the XML is a faithful rendering of the data rather than a reversible encoding of the document. Keys that differ only by an invalid character can collide after renaming.
Names beginning with xml in any case are reserved by the specification and are not special-cased here, so avoid them for keys or for the root name.
A real end-to-end workflow
Typical use is feeding a legacy integration: a modern service returns JSON and an older endpoint insists on XML, so you convert, wrap with the agreed root, toggle the declaration to match what that endpoint expects, and paste the result into its test harness.
To go the other way, or to check what a conversion does to your structure, use XML to JSON; to tidy the source first use JSON Formatter, and XML Formatter will indent the converted output for review.
In-Depth Guides Using This Tool
Tested workflows, exact sizes and limits — written step by step by the ToolFlic team.
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