Here is a list of all documented namespace variables with links to the namespaces they belong to:

- SchemaValidators : xmltooling
- SOAP11ENV_NS : xmlconstants
- SOAP11ENV_PREFIX : xmlconstants
- XML_FALSE : xmlconstants
- XML_NS : xmlconstants
- XML_ONE : xmlconstants
- XML_PREFIX : xmlconstants
- XML_TRUE : xmlconstants
- XML_ZERO : xmlconstants
- XMLENC11_NS : xmlconstants
- XMLENC11_PREFIX : xmlconstants
- XMLENC_NS : xmlconstants
- XMLENC_PREFIX : xmlconstants
- XMLNS_NS : xmlconstants
- XMLNS_PREFIX : xmlconstants
- XMLSIG11_NS : xmlconstants
- XMLSIG11_PREFIX : xmlconstants
- XMLSIG_NS : xmlconstants
- XMLSIG_PREFIX : xmlconstants
- XMLTOOLING_NS : xmlconstants
- XSD_NS : xmlconstants
- XSD_PREFIX : xmlconstants
- XSI_NS : xmlconstants
- XSI_PREFIX : xmlconstants