All Namespaces | Qt 6.12
Description: A Qt namespace contains enum types, functions, and sometimes classes.

- Qt 6.12
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- Qt 6.12.0 Reference Documentation

All Classes by Module ◦ QML types

# All Namespaces

This is a list of the main namespaces in Qt.

QBinaryJson | Contains functions for converting QJsonDocument to and from JSON binary format
QBluetooth | Classes and functions related to Bluetooth
QColorConstants | Contains QColor predefined constants
QDBus | Contains miscellaneous identifiers used throughout the Qt D-Bus module
QLocation | Contains miscellaneous identifiers used throughout the QtLocation module
QMqtt | Contains miscellaneous identifiers used throughout the Qt MQTT module
QNativeInterface | Contains the available native interfaces
QOpcUa | Contains miscellaneous identifiers used throughout the Qt OPC UA library
QOpcUa::NodeIds | This namespace contains enums with known node ids
QPasswordDigestor | Contains functions which you can use to generate hashes or keys
QQmlSA | Provides tools for static analysis on QML programs
QQuickOpenGLUtils | Contains utilities for Qt Quick when used with an OpenGL backend
QQuickTest | Contains all the functions and macros related to Qt Quick Test
QScxmlExecutableContent | Contains various types used to interpret executable content in state machines
QSql | Contains miscellaneous identifiers used throughout the Qt SQL module
QSsl | Declares enums common to all SSL classes in Qt Network
QTest | Contains all the functions and declarations that are related to Qt Test
QWebEngineGlobalSettings | Holds global settings of the web engine
QWebSocketProtocol | Contains constants related to the WebSocket standard
Qt | Contains miscellaneous identifiers used throughout the Qt library
Qt::Literals | Inline namespace declares literal operators for Qt types
Qt::Literals::StringLiterals | Declares literal operators for Qt string types
QtAndroidPrivate | Miscellaneous functions to aid Android development
QtAudio | Contains enums used by the audio classes
QtCanBus | Some commons enums that are used in the CAN bus handling part of the QtSerialPort module
QtCoap | Contains miscellaneous identifiers used throughout the Qt CoAP module
QtConcurrent | High-level APIs that make it possible to write multi-threaded programs without using low-level threading primitives
QtFuture | Contains miscellaneous identifiers used by the QFuture class
QtGraphs3D | Module provides enums used by QtGraphs' 3D API
QtGrpc | Contains miscellaneous identifiers used throughout the QtGrpc library
QtJniTypes | Declares C++ types that correspond to Java types
QtLiterals | Declares literal operators for Qt types
QtProtobuf | Contains type aliases and classes needed to support Qt Protobuf
QtRemoteObjects | Contains identifiers used in the Remote Objects module, as well as some functions used from code generated by the Replica Compiler (repc)
QtSvg | Contains types used by the svg classes
QtTaskTree | Encloses all classes and global functions of the TaskTree module
QtVideo | Enumerations for camera and video functionality
QtVirtualKeyboard | Contains enums used by the virtual keyboard classes
QtWebEngineQuick | Helper functions for the Qt WebEngine (Qt Quick) module
QtWebView | Functions that makes it easier to set-up and use the WebView

All Classes by Module ◦ QML types