Saxon
XQuery 1.0 implementation
XSLT 2.0 implementation
Handling of source documents
Serialization
XPath 2.0 implementation
Functions, operators, and data types for XPath 2.0
Saxon extensions to the W3C XSLT/XQuery specifications
JAXP interface (transformation, XPath, schema processing)
Streamed processing of input documents
XML Schema 1.0 implementation
Schema-aware XSLT and XQuery processing
Internal changes