W3C XML Activities

XML was designed to describe, store, carry and exchange data.

XML 1.0 is the latest version of XML.

Free Tutorials

To learn more about XML, visit our XML tutorial.

XML Versions

XML 1.0

XML 1.0 was released as a W3C Recommendation 10. February 1998.

XML 1.0 (Second Edition)

XML 1.0 (SE) was released as a W3C Recommendation 6. October 2000.
Second Edition is only an editorial correction to the First Edition that incorporates the first-edition errata (bug fixes).

W3C XML Technologies

XML Namespaces

XML namespaces defines a method for defining element and attribute names used in XML by associating them with URI references.

XML Schema

XML 1.0 supports DTD for defining the structure of documents. XML Schema has better support for applications, document structure, attributes, and data-typing. Future versions of XML will rely on XML Schema for defining XML document types.

• XML Schema Structures specifies the XML Schema definition language. 
• XML Schema Data types specifies extensible data types for XML.

XPath

XPATH was released as a W3C Recommendation 16. November 1999. XPath is a language for addressing parts of an XML document. XPath was designed to be used by both XSLT and XPointer.

XML Linking

The XML Linking Language (XLink), allows elements to be inserted into XML documents in order to create links between XML resources.

The XML Pointer Language (XPointer), supports addressing into the internal structures of XML documents, such as elements, attributes, and content

XML Base is a standard for defining a default reference to external XML resources (similar to <base> in HTML).

XML Query

The XML Query Language supports query facilities to extract data from XML documents.

W3C XML Specifications and Timeline

W3C Reference:

W3C XML Home Page

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