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JSON to XML Converter

Convert complex JSON files to XML instantly

Simplify your data conversion process with our easy-to-use online JSON to XML Converter. Whether you're a developer, data analyst, or someone working with different data formats, our tool helps you quickly and accurately convert JSON data into XML format, making it easier to integrate, manipulate, and use in applications that require XML.

  • Accurate JSON to XML conversion

    Our JSON to XML Converter accurately transforms your JSON data into XML format, preserving the structure, attributes, and content. This feature guarantees that your converted data is ready for use in applications, APIs, or data analysis processes that require XML.

  • Support for complex JSON structures

    Whether your JSON data contains simple objects, arrays, or complex nested structures, our converter handles it all. The tool efficiently processes nested elements, arrays, and mixed content, ensuring that the XML output mirrors the original JSON data’s complexity and structure.

  • Secure and private processing

    Your privacy is our priority. The JSON to XML Converter processes your JSON data directly in your browser, meaning your files are not stored on any servers. This ensures that your data remains confidential and secure throughout the conversion process.

How to use the JSON to XML converter

  • 1

    Paste or Upload Your JSON Data: Enter JSON data directly into the converter's text area or upload your JSON file.

  • 2

    Click 'Convert': The tool will instantly generate the corresponding XML output.

  • 3

    Copy or Download the XML: Once the conversion is complete, you can copy the XML or download the file for immediate use in your applications.

Convert JSON to XML in code: Java, Python, Node.js and Power Automate

The converter above handles one-off files in your browser. When the conversion has to run inside a build step, an API handler, or a scheduled flow, here is the shortest correct way to transform JSON to XML in four common environments. One rule applies everywhere: an XML document allows exactly one root element, so every library asks you to name a root or wrap the payload before it will write anything out.

JSON to XML in Java

The org.json library (the reference JSON-in-Java implementation) converts in a single call. XML.toString() takes the root element name as its second argument.

import org.json.JSONObject;
import org.json.XML;

public class JsonToXml {
    public static void main(String[] args) {
        String json = "{\"name\":\"Static.app\",\"tags\":[\"json\",\"xml\"]}";
        JSONObject obj = new JSONObject(json);
        String xml = XML.toString(obj, "root");
        System.out.println(xml);
    }
}

Needs org.json:json from Maven Central (check the latest version, for example 20260814): Gradle implementation 'org.json:json:20260814', or the matching Maven <dependency> with <groupId>org.json</groupId> and <artifactId>json</artifactId>. The output is one long line with no XML declaration. Pass an indent factor as a third argument, XML.toString(obj, "root", 2), if you want it formatted. Note that JSONObject is backed by a hash map by design, so sibling elements can come out in a different order than the source JSON. Already using Jackson? new XmlMapper().writer().withRootName("root").writeValueAsString(new ObjectMapper().readTree(json)) does the same job with jackson-dataformat-xml and keeps the original key order.

JSON to XML in Python

The xmltodict package is the standard choice. Its unparse() function is the mirror image of parse(), and it needs a dict with exactly one top-level key to use as the root.

import json
import xmltodict

data = json.loads('{"name": "Static.app", "tags": ["json", "xml"]}')
xml = xmltodict.unparse({"root": data}, pretty=True)
print(xml)

Install with pip install xmltodict, which needs Python 3.9 or later. Pass pretty=True for indented output (it indents with tabs) and full_document=False to drop the <?xml ... ?> declaration. If your JSON is a bare array, wrap it first, as in {"root": {"item": data}}, because a dict handed to unparse() must have a single root key.

JSON to XML in JavaScript and Node.js

In Node, xmlbuilder2 builds XML straight from a plain object, so there is no intermediate template to maintain. In the browser, this page needs no dependency at all: it parses your text with the built-in JSON.parse and writes the XML directly.

import { create } from 'xmlbuilder2';

const data = { name: 'Static.app', tags: ['json', 'xml'] };
const xml = create({ root: data }).end({ prettyPrint: true });

console.log(xml);

Install with npm install xmlbuilder2. Version 4 asks for Node 20 or later. On CommonJS use const { create } = require('xmlbuilder2'); in place of the import line. In the object you hand to create(), xmlbuilder2 reads keys starting with @ as XML attributes and a # key as the element's text content, so you can produce attributes without leaving plain JSON. The converter on this page never emits attributes, so that convention applies to xmlbuilder2 only.

JSON to XML in Power Automate

Power Automate and Azure Logic Apps ship this as an expression, so you need no connector, no premium action, and no custom code. json() turns a JSON string into an object and xml() renders that object as XML. The object must have exactly one root property, and that property cannot be an array.

Compose (Inputs, plain text)
{
  "root": {
    "name": "Static.app",
    "tags": ["json", "xml"]
  }
}

Compose 2 (Inputs, expression)
xml(json(outputs('Compose')))

Keep the first Compose input as plain text rather than a JSON object, because json() expects a string and errors on an object. If the JSON arrives from an HTTP request or another action, add the root wrapper inline instead of using a second Compose: xml(json(concat('{"root":', string(triggerBody()), '}'))). xml() returns an XML object rather than text, so wrap it in string() before you write it to a file or an email body.

One difference worth knowing: the libraries above turn an array into repeated sibling elements, so "tags": ["json", "xml"] becomes two <tags> elements, while the browser converter on this page keeps one <tags> wrapper and names each item <e>. Both are valid XML, so pick whichever shape the system reading your file expects.

Going the other way is a one-line change in each: XML.toJSONObject(xml) in Java, xmltodict.parse(xml) in Python, create(xml).end({ format: 'object' }) in Node, and json(xml(xmlString)) in Power Automate, where the xml() wrapper matters because json() reads a bare string as JSON. For a single file you can also paste it into the free XML to JSON converter.

Supported file types

Open a file from your computer, drag one in, or paste your JSON. The converter accepts:

.jsonJSON data files .txtPlain text that holds JSON

The conversion runs entirely in your browser, so your JSON never leaves your device. You can also paste data directly instead of opening a file, then copy or download the XML.

How Static.app's JSON to XML converter compares

All four tools convert JSON to XML for free in the browser, so here is an honest look at where each one is strongest and where Static.app trades output options for a cleaner, no-ads workflow and the ability to publish your file as a live website.

Static.app FreeFormatter.com CodeBeautify ConvertSimple.com
PriceFreeFormatter.com shows only a donation link; CodeBeautify is ad-supported; ConvertSimple.com sells a 48-hour unlimited pass. Free, no ads Free, no ads Free (ads on site) Free tier; $9 pass
Where conversion runsStatic.app, CodeBeautify, and ConvertSimple.com convert client-side, so your JSON never leaves your device. In your browser Online tool In your browser In your browser
Load a JSON fileCodeBeautify can also fetch JSON from a URL, which the others cannot. Open file + drag-and-drop Upload (pick encoding) Upload + load from URL Upload
Copy and download outputCodeBeautify also generates a shareable link to the result. Copy + download .xml Copy from field Copy, download, share link Copy + download
Output optionsHonest gap: FreeFormatter.com and ConvertSimple.com let you name elements and pick indentation; Static.app uses a fixed format. Fixed (root, 2-space) Root, array name, indent choices Standard XML output Root, row name, indent
Sample data + live previewStatic.app ships a one-click sample and a resizable side-by-side editor. Sample + split-pane editor No sample loader Sample + live output Live output
Signup requiredNone of them require an account for the free converter. None None None Optional (for pass)
Publish file as a websiteOnly Static.app can host the XML (or any file) as a live website on a custom domain with free SSL. Yes, hosted + free SSL No No No
Best for Convert, then publish it live Most output settings URL fetch + share link Private convert on a budget

If you need fine-grained control over the XML output, such as a custom root element or a specific indentation style, FreeFormatter.com gives you the most knobs to turn, while CodeBeautify can pull JSON straight from a URL and hand you a shareable result link. Static.app keeps the conversion fully in your browser with a fast, no-ads workflow, and it is the only option here that can also publish your finished file as a live website on a custom domain with free SSL.

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Frequently asked questions

What is a JSON to XML converter?

A JSON to XML converter is an online tool that transforms JSON data into XML format. This is useful for integrating JSON data into systems, APIs, or applications that require XML as their primary data format.

Is the JSON to XML converter free to use?

Yes, our JSON to XML converter is completely free to use. You can access it from any device with an internet connection without any hidden costs or limitations.

Do I need to download or install anything to use the JSON to XML converter?

No downloads or installations are required. The JSON to XML converter is fully online and browser-based, allowing you to convert JSON data to XML without setting up any software.

How do I convert JSON to XML using the JSON to XML converter?

To convert JSON to XML, paste your JSON data into the converter's text area or upload your JSON file. Click "Convert" to generate the XML output, which you can then copy or download.

What does converting JSON to XML mean?

Converting JSON to XML involves transforming JSON data into XML format, often required by older systems, APIs, and applications that rely on XML for data exchange.

Does the JSON to XML converter support complex JSON structures?

Yes, the converter supports complex JSON structures, including nested elements, arrays, and mixed content, ensuring accurate conversion to XML format.

Is my JSON data safe and private?

Yes, your JSON data is processed directly in your browser and is not stored on any servers, ensuring that data remains secure and confidential.

What are the benefits of converting JSON to XML?

Benefits include improved compatibility with XML-based systems, easier data manipulation in XML environments, and better integration with APIs that require XML.

How do I share the converted XML data?

After converting your JSON data to XML, you can easily share the XML output by copying it and sending it to others. If you want to host or share your XML data online, consider using Static.app to host your XML files. Static.app provides a simple platform to generate a public URL for your XML file, making it easy to distribute and access.

How does the JSON to XML converter handle attributes and nested elements?

The JSON to XML converter accurately handles JSON attributes, nested elements, and arrays by converting them into corresponding XML structures. JSON attributes are typically converted to XML attributes, while nested objects and arrays are preserved as nested elements within the XML output. This ensures that the hierarchical structure and relationships in the original JSON are maintained in the XML format.

What is the best free JSON to XML converter, and how does Static.app compare to FreeFormatter, CodeBeautify, and ConvertSimple?

They are all solid free choices, so the best one depends on what you need. FreeFormatter.com gives you the most output settings, such as a custom root element, array element names, and several indentation styles. CodeBeautify can load JSON from a URL and create a shareable link, and ConvertSimple.com, like Static.app, runs the conversion in your browser, though its unlimited pass is a paid upgrade. Static.app keeps the conversion fully client-side with no ads, adds a one-click sample and a resizable side-by-side editor, and is the only one of these tools that can also publish your finished file as a live website on a custom domain with free SSL.

Does the JSON to XML converter let me choose the root element name or indentation?

Not currently. Static.app produces a clean, consistent XML structure with a root wrapper and two-space indentation, which works for most conversions but does not expose custom root or array element names or alternate indentation. If you need that level of control, FreeFormatter.com and ConvertSimple.com offer those settings. If you mainly want a fast, no-ads conversion that you can also copy, download, or publish as a hosted website, Static.app is a good fit.

Can I publish the converted XML as a live website?

Yes, and this is what sets Static.app apart from pure converter tools like FreeFormatter.com, CodeBeautify, and ConvertSimple.com. After you convert and download your XML, you can host it on Static.app to get a public URL on a custom domain with free SSL, so the file is served as a live website rather than only living on your computer.

How do I convert JSON to XML in Java?

Use the org.json library, the reference JSON-in-Java implementation. Add the org.json:json dependency to Maven or Gradle, parse the text with new JSONObject(json), then call XML.toString(obj, "root"). The second argument is the root element name, which XML requires because a document can only have one root. The output is a single unindented line with no XML declaration, so pass an indent factor as a third argument, XML.toString(obj, "root", 2), if you want it formatted. Be aware that JSONObject is backed by a hash map by design, so sibling elements can come out in a different order than the source JSON. If your project already uses Jackson, the equivalent is new XmlMapper().writer().withRootName("root").writeValueAsString(new ObjectMapper().readTree(json)) with the jackson-dataformat-xml module on the classpath, and it keeps the original key order.

How do I convert JSON to XML in Python?

Install xmltodict with pip install xmltodict, load your text with json.loads(), then call xmltodict.unparse({"root": data}, pretty=True). The dict you pass must have exactly one top-level key, which becomes the root element, so wrap your data if it is a bare array or has several top-level keys. Pass full_document=False if you do not want the XML declaration on the first line. Note that pretty=True indents with tabs rather than spaces, and current releases need Python 3.9 or later. The same package converts back with xmltodict.parse().

How do I convert JSON to XML in Power Automate?

Power Automate and Azure Logic Apps handle this with an expression, so you do not need a connector, a premium action, or custom code. Put your JSON in a Compose action, keeping the input as plain text rather than an object, then add a second Compose with the expression xml(json(outputs('Compose'))). The object must have exactly one root property and that property cannot be an array, so wrap the payload first if it comes from a trigger, for example xml(json(concat('{"root":', string(triggerBody()), '}'))). The xml() function returns an XML object rather than text, so wrap it in string() before writing it to a file or an email body. To go the other way, wrap the XML string in xml() first, as in json(xml(outputs('Compose'))), because json() reads a bare string as JSON.

Why does my converted XML have a root element I did not add?

An XML document must have exactly one top-level element, while JSON is happy with several top-level keys or a bare array, so something has to supply that wrapper. Static.app wraps the output in a root element, org.json asks you for a tag name, xmltodict requires a single root key, and the Power Automate xml() function rejects an array at the top level. The libraries and this tool also differ slightly on arrays: org.json, xmltodict, and xmlbuilder2 repeat the parent element name once per item, while the converter on this page keeps one wrapper element and names each item e. Both shapes are valid XML, so match whichever one the system reading your file expects.

Should I use an online JSON to XML converter or a library in my own code?

Use the online converter for one-off files, quick sanity checks, and sharing a converted sample with a teammate, since it runs in your browser, needs no setup, and nothing is uploaded. Reach for a library when the conversion is part of something repeatable, such as a build step, an API handler, or a scheduled flow, because that is where you want version control, tests, and real error handling. The mapping is the same either way, so it is common to prototype the shape here and then port it to org.json, xmltodict, xmlbuilder2, or a Power Automate expression once the output looks right.