- Qt 5.5
- All C++ APIs per Module
- Qt 5.5.1 Reference Documentation

# All C++ APIs per Module

This page lists the C++ APIs in Qt. The All Modules page contains a list of all Qt modules.

Enginio C++ Classes and Examples |
Qt WebEngine Widgets | Qt WebEngine Widgets module provides a web browser engine as well as C++ classes to display and interact with web content
Qt WebKit Widgets | Qt WebKit Widgets module provides a web browser engine as well as C++ classes to render and interact with web content
Qt3DCore | Qt3D Core module contains functionality to support near-realtime simulation systems
Qt3DInput | Qt3D Input module provides classes for handling user input in applications using Qt3D
QtBluetooth | Enables basic Bluetooth operations like scanning for devices and connecting them
QtConcurrent | Qt Concurrent module contains functionality to support concurrent execution of program code
QtCore | Provides core non-GUI functionality
QtDBus | Qt D-Bus module is a Unix-only library that you can use to perform Inter-Process Communication using the D-Bus protocol
QtDesigner | Provides classes to create your own custom widget plugins for Qt Designer and classes to access Qt Designer components
QtGui | Qt GUI module provides the basic enablers for graphical applications written with Qt
QtHelp | Provides classes for integrating online documentation in applications
QtLocation | Provides C++ interfaces to retrieve location and navigational information
QtMacExtras | Provides classes and functions specific to OS X and iOS operating systems
QtMultimedia | Qt Multimedia module provides audio, video, radio and camera functionality
QtNetwork | Provides classes to make network programming easier and portable
QtNfc | An API for accessing NFC Forum Tags
QtOpenGL | Qt OpenGL module offers classes that make it easy to use OpenGL in Qt applications
QtPlatformHeaders | Qt Platform Headers module offers header-only inline classes that encapsulate platform-specific information that is tied to a given runtime configuration of a platform plugin
QtPositioning | Positioning module provides positioning information via QML and C++ interfaces
QtPrintSupport | Qt PrintSupport module provides classes to make printing easier and portable
QtQml | C++ API provided by the Qt QML module
QtQuick | Qt Quick module provides classes for embedding Qt Quick in Qt/C++ applications
QtQuickWidgets | C++ API provided by the Qt Quick Widgets module
QtScript | Qt Script module provides classes for making Qt applications scriptable
QtScriptTools | Provides additional components for applications that use Qt Script
QtSensors | Provides classes for reading sensor data
QtSerialPort | List of C++ classes that enable access to a serial port
QtSql | Provides a driver layer, SQL API layer, and a user interface layer for SQL databases
QtSvg | Qt SVG module provides functionality for handling SVG images
QtTest | Provides classes for unit testing Qt applications and libraries
QtUiTools | Provides classes to handle forms created with Qt Designer
QtWebChannel | List of C++ classes that provide the Qt WebChannel functionality
QtWebSockets | List of C++ classes that enable WebSocket-based communication
QtWidgets | Qt Widgets module extends Qt GUI with C++ widget functionality
QtXml | Qt XML module provides C++ implementations of the SAX and DOM standards for XML
QtXmlPatterns | Qt XML Patterns module provides support for XPath, XQuery, XSLT and XML Schema validation