JSON to XML Converter
JSON is parsed and serialized with JavaScript. Large integers can lose precision and duplicate keys collapse to the last value; use strings for identifiers and keep the original.
JSON to XML Converter
Frequently Asked Questions: What JSON values have no direct XML equivalent?
JSON is parsed and serialized with JavaScript. Large integers can lose precision and duplicate keys collapse to the last value; use strings for identifiers and keep the original.
XML and JSON have different data models. Attributes, text, repeated elements, namespaces and order may not round-trip unchanged. Inspect the output against the receiving application’s expected structure.
Authoritative References
Standards and official documentation that define the formats this tool works with.
RFC 8259 - The JavaScript Object Notation (JSON) Data Interchange Format
The IETF standard that defines the JSON data interchange format and its grammar.
JSON - json.org
The original JSON site by Douglas Crockford, with the format introduction in many languages.
MDN Web Docs - Working with JSON
Mozilla guide to working with JSON in JavaScript: parse, stringify, and revivers.
JSON - Wikipedia
JSON data types, syntax history, and its rise as the dominant API interchange format.
W3C - Extensible Markup Language (XML) 1.0
The W3C Recommendation defining Extensible Markup Language 1.0, the foundation of the format.
XML - Wikipedia
XML tree model, namespaces, and why the format stresses validity and well-formedness.
MDN Web Docs - XML
Mozilla guide to XML processing in the browser, including DOMParser usage.
Practical tools to format, validate, and transform structured data and markup content