Phonon

Module contains namespaces and classes for multimedia functionality

QAxContainer

Module is a Windows-only extension for accessing ActiveX controls and COM objects

QAxServer

Module is a Windows-only static library that you can use to turn a standard Qt binary into a COM server

Qt3Support

Module provides classes that ease porting from Qt 3 to Qt 4

QtCore

Module contains core non-GUI functionality

QtDBus

Module is a Unix-only library that you can use to perform Inter-Process Communication using the D-Bus protocol

QtDeclarative

QDeclarativeListReference class allows the manipulation of QDeclarativeListProperty properties

QtDesigner

Module provides classes that allow you to create your own custom widget plugins for Qt Designer, and classes that enable you to access Qt Designer's components

QtGui

Module extends QtCore with GUI functionality

QtHelp

Module provides classes for integrating online documentation in applications

QtMultimedia

Module provides low-level multimedia functionality

QtNetwork

Module provides classes to make network programming easier and portable

QtOpenGL

Module offers classes that make it easy to use OpenGL in Qt applications

QtOpenVG

Module is a plugin that provides support for OpenVG painting

QtScript

Module provides classes for making Qt applications scriptable

QtScriptTools

Module provides additional components for applications that use Qt Script

QtSql

QtSvg

Module provides classes for displaying and creating SVG files

QtTest

Module provides classes for unit testing Qt applications and libraries

QtUiTools

Module provides classes to handle forms created with Qt Designer

QtWebKit

Module provides a web browser engine as well as classes to render and interact with web content

QtXml

Module provides a stream reader and writer for XML documents, and C++ implementations of SAX and DOM

QtXmlPatterns

Module provides support for XPath, XQuery, XSLT and XML Schema validation