Qt Modules

The Bluetooth API provides connectivity between Bluetooth enabled devices.

Provides a set of easy to use chart components.

Provides high-level APIs that make it possible to write multi-threaded programs without using low-level threading primitives such as mutexes, read-write locks, wait conditions, or semaphores.

Provides core non-GUI functionality.

Provides a way to visualize data in 3D as bar, scatter, and surface graphs.

D-Bus is an Inter-Process Communication (IPC) and Remote Procedure Calling (RPC) mechanism originally developed for Linux to replace existing and competing IPC solutions with one unified protocol

Provides classes to extend Qt Designer.

Extends QtCore with GUI functionality.

Provides classes for integrating online documentation in applications.

Offers classes that let you to write TCP/IP clients and servers.

Provides a set of APIs that enable Qt applications to obtain limited access to online accounts and HTTP services without exposing users’ passwords.

Inter-Process Communication (IPC) module developed for Qt. This module extends Qt’s existing functionalities to enable information exchange between processes or computers, easily.

Offers classes that make it easy to use OpenGL in Qt applications.


The QOpenGLFunctions class provides cross-platform access to the OpenGL ES 2.0 API.

The QOpenGLWidget class is a widget for rendering OpenGL graphics.

Provides extensive cross-platform support for printing.

Python API for Qt QML.


Provides classes for embedding Qt Quick in Qt applications.

Provides classes for setting up the controls from C++.

Provides the QQuickWidget class for embedding Qt Quick in widget-based applications.

Provides classes to create and use state machines from SCXML files.

Helps you provide seamless database integration to your Qt applications.

Provides classes for creating and executing state graphs.

Provides the basic functionality, which includes configuring, I/O operations, getting and setting the control signals of the RS-232 pinouts.

Provides classes for displaying the contents of SVG files.

Provides a widget that is used to display the contents of SVG files.

Provides classes for unit testing Qt applications and libraries.

Provides classes to handle forms created with Qt Designer.

Extends Qt GUI with C++ widget functionality.

Provides a C++ implementation of DOM.

Provides basic elements required to animate 3D objects.

Provides public API shared by both QtWebEngine and QtWebEngineWidgets.

Provides C++ classes for rendering web content in a QWidget based application.

Provides QML types for rendering web content within a QML application.

Contains functionality to support near-realtime simulation systems.

Provides a set of prebuilt elements to help you get started with Qt 3D.

Provides classes for handling user input in applications using Qt 3D.

Enables synchronizing frames with the Qt 3D backend.

Contains functionality to support 2D and 3D rendering using Qt 3D.