DOCBparser - old DocBook SGML parserHTMLparser - interface for an HTML 4.0 non-verifying parserHTMLtree - specific APIs to process HTML tree, especially serializationSAX - Old SAX version 1 handler, deprecatedSAX2 - SAX2 parser interface used to build the DOM treec14n - Provide Canonical XML and Exclusive XML Canonicalizationcatalog - interfaces to the Catalog handling systemchvalid - Unicode character range checkingdebugXML - Tree debugging APIsdict - string dictionaryencoding - interface for the encoding conversion functionsentities - interface for the XML entities handlingglobals - interface for all global variables of the libraryhash - Chained hash tableslist - lists interfacesnanoftp - minimal FTP implementationnanohttp - minimal HTTP implementationparser - the core parser moduleparserInternals - internals routines and limits exported by the parser.pattern - pattern expression handlingrelaxng - implementation of the Relax-NG validationschemasInternals - internal interfaces for XML Schemasschematron - XML Schemastron implementationthreads - interfaces for thread handlingtree - interfaces for tree manipulationuri - library of generic URI related routinesvalid - The DTD validationxinclude - implementation of XIncludexlink - unfinished XLink detection modulexmlIO - interface for the I/O interfaces used by the parserxmlautomata - API to build regexp automataxmlerror - error handlingxmlexports - macros for marking symbols as exportable/importable.xmlmemory - interface for the memory allocatorxmlmodule - dynamic module loadingxmlreader - the XMLReader implementationxmlregexp - regular expressions handlingxmlsave - the XML document serializerxmlschemas - incomplete XML Schemas structure implementationxmlschemastypes - implementation of XML Schema Datatypesxmlstring - set of routines to process stringsxmlunicode - Unicode character APIsxmlversion - compile-time version informationxmlwriter - text writing API for XMLxpath - XML Path Language implementationxpathInternals - internal interfaces for XML Path Language implementationxpointer - API to handle XML Pointers