What is JSON to XML Converter?
JSON to XML Converter — A JSON to XML Converter is a free tool that transforms JSON objects into well-formed XML documents for use in SOAP APIs, legacy systems, and XML-based workflows.
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Convert JSON objects to well-formed XML documents and XML back to JSON instantly. Handles nested structures, arrays, special character escaping, and proper element formatting for SOAP APIs, RSS feeds, legacy system integrations, and data migration workflows.
JSON to XML Converter: Paste JSON to instantly convert it to XML format. The converter maps JSON objects to XML elements, arrays to repeated elements, and preserves the data hierarchy. Copy or download the XML output.
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JSON to XML Converter — A JSON to XML Converter is a free tool that transforms JSON objects into well-formed XML documents for use in SOAP APIs, legacy systems, and XML-based workflows.
Paste your JSON object or array into the input panel to instantly generate well-formed XML output with proper nesting and indentation.
To convert XML to JSON, paste your XML document and the tool will parse elements, attributes, and text nodes into a clean JSON structure.
Review the formatted output for correct element naming, array handling, and special character escaping.
Copy the converted result with one click for use in API requests, configuration files, test payloads, or documentation.
For large payloads, convert in sections to verify structure accuracy before combining.
SOAP API integration — convert REST JSON responses to XML request bodies for legacy SOAP web services
RSS and Atom feed generation — transform JSON content data into valid XML feed format
Data migration — convert XML database exports to JSON for import into MongoDB, Elasticsearch, or modern NoSQL databases
Configuration file conversion — switch between JSON and XML configs for Spring, Maven POM, Android manifests, and .NET
API testing and QA — generate alternate payload formats for Postman, SoapUI, and integration test suites
Enterprise system interoperability — bridge modern microservices (JSON) with legacy ERP and middleware systems (XML)
JSON (JavaScript Object Notation) and XML (eXtensible Markup Language) are both data interchange formats, but they serve different ecosystems. JSON uses key-value pairs with curly braces and square brackets, making it compact and natively parseable in JavaScript. XML uses opening and closing tags with optional attributes, making it more verbose but self-describing. JSON dominates modern REST APIs, frontend frameworks, and NoSQL databases. XML remains the standard for SOAP web services, RSS feeds, SVG graphics, XHTML, Microsoft Office formats (OOXML), Android layouts, and enterprise middleware like ESBs and message queues.
Converting JSON to XML requires mapping JSON data types to XML constructs. JSON objects become XML elements where each key becomes a child element tag. JSON arrays are converted to repeated elements with the same tag name. Primitive values (strings, numbers, booleans, null) become text content within elements. JSON has no native equivalent of XML attributes — during conversion, all data is represented as elements. When converting XML back to JSON, attributes are typically prefixed with @ to distinguish them from child elements. Namespaces, CDATA sections, and processing instructions require special handling during conversion.
Convert JSON to XML.