All Classes by Module

These are the C++ API pages for Qt's modules. For a list of all classes on a single page, visit the All Classes page.

QAxContainer C++ Classes	Module is a Windows-only extension for accessing ActiveX controls and COM objects
QAxServer C++ Classes	Module is a Windows-only static library that you can use to turn a standard Qt binary into a COM server
Qt 3D Animation C++ Classes	Qt 3D Animation modules provides a set of prebuilt elements to help you get started with Qt 3D
Qt 3D Core C++ Classes	Qt 3D module contains functionality to support near-realtime simulation systems
Qt 3D Extras C++ Classes	Qt 3D Extras module provides a set of prebuilt elements to help you get started with Qt 3D
Qt 3D Input C++ Classes	Qt 3D Input module provides classes for handling user input in applications using Qt3D
Qt 3D Logic C++ Classes	Qt 3D Logic module enables synchronizing frames with the Qt 3D backend
Qt 3D Render C++ Classes	Qt 3D Render module contains functionality to support 2D and 3D rendering using Qt 3D
Qt 3D Scene2D C++ Classes	Qt 3D Scene2D module provides a way to render Quick2 qml content to a Qt 3D texture
Qt 5 Core Compatibility C++ Classes	Contains the Qt 5 Core APIs removed from Qt 6
Qt Bluetooth C++ Classes	Enables basic Bluetooth operations like scanning for devices and connecting them
Qt Charts C++ Classes	C++ classes for the Qt Charts API
Qt CoAP C++ Classes	Provides classes to use CoAP protocol
Qt Concurrent C++ Classes	Qt Concurrent module contains functionality to support concurrent execution of program code
Qt Core C++ Classes	Provides core non-GUI functionality
Qt D-Bus C++ Classes	Qt D-Bus module is a Unix-only library that you can use to perform Inter-Process Communication using the D-Bus protocol
Qt Data Visualization C++ Classes	C++ classes for the Qt Data Visualization API
Qt Designer C++ Classes	Provides classes to create your own custom widget plugins for Qt Designer and classes to access Qt Designer components
Qt GUI C++ Classes	Qt GUI module provides the basic enablers for graphical applications written with Qt
Qt HTTP Server C++ Classes	List of C++ classes that provide HTTP server framework
Qt Help C++ Classes	Provides classes for integrating online documentation in applications
Qt Location C++ Classes	Provides C++ interfaces to retrieve location and navigational information
Qt MQTT C++ Classes	Provides classes that enable sending messages via the MQTT protocol
Qt Multimedia Module C++ Classes	Qt Multimedia module provides audio, video and camera functionality
Qt NFC C++ Classes	An API for accessing NFC Forum Tags
Qt Network Authorization C++ Classes	Provides classes for network authorization support (OAuth)
Qt Network C++ Classes	Provides classes to make network programming easier and portable
Qt OPC UA C++ Classes	List of C++ classes that provide the Qt OPC UA functionality
Qt OpenGL C++ Classes	Qt OpenGL module offers classes that make it easy to use OpenGL in Qt applications
Qt PDF C++ Classes	Renders pages from PDF documents
Qt Positioning C++ Classes	Positioning module provides positioning information via QML and C++ interfaces
Qt Print Support C++ Classes	Qt PrintSupport module provides classes to make printing easier and portable
Qt Qml C++ Classes	C++ API provided by the Qt Qml module
Qt Quick C++ Classes	Qt Quick module provides classes for embedding Qt Quick in Qt/C++ applications
Qt Quick Controls C++ Classes	Provides classes for setting up the controls from C++
Qt Quick Test C++ API	Provides macros and functions for tests
Qt Quick Widgets C++ Classes	C++ API provided by the Qt Quick Widgets module
Qt Remote Objects C++ Classes	Provides an easy to use mechanism for sharing a QObject's properties, signals, or slots, between processes
Qt SCXML C++ Classes	Provides classes to create and use state machines from SCXML files
Qt SQL C++ Classes	Provides a driver layer, SQL API layer, and a user interface layer for SQL databases
Qt SVG C++ Classes	Qt SVG module provides functionality for handling SVG images
Qt Sensors C++ Classes	Provides classes for reading sensor data
Qt Serial Bus C++ Classes	Provides classes to read and write serial bus data
Qt Serial Port C++ Classes	List of C++ classes that enable access to a serial port
Qt Spatial Audio Module C++ Classes	Qt Spatial Audio module provides functionality for 3D audio
Qt State Machine C++ Classes	Qt State Machine module provides classes for creating and executing state graphs
Qt Test C++ Classes	Provides classes for unit testing Qt applications and libraries
Qt TextToSpeech C++ Classes	C++ API to access text-to-speech engines
Qt UI Tools C++ Classes	Provides classes to handle forms created with Qt Designer
Qt Virtual Keyboard C++ Classes	Provides classes to implement input methods for virtual keyboards
Qt Wayland Compositor C++ Classes	Provides C++ classes for writing custom Wayland display servers
Qt WebChannel C++ Classes	List of C++ classes that provide the Qt WebChannel functionality
Qt WebEngine Core C++ Classes	Provides public API shared by both QtWebEngineQuick and QtWebEngineWidgets
Qt WebEngine Quick C++ Classes	Exposes C++ functionality to Qt Quick
Qt WebEngine Widgets C++ Classes	Provides C++ classes for rendering web content in a QWidget based application
Qt WebSockets C++ Classes	List of C++ classes that enable WebSocket-based communication
Qt WebView C++ Classes and Namespaces	Provides a helper function to set up and use the WebView
Qt Widgets C++ Classes	Qt Widgets module extends Qt GUI with C++ widget functionality
Qt XML C++ Classes	Qt XML module provides a C++ implementation of the DOM standard for XML

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