This is a list of the main namespaces in Qt.
| Contains functions to describe the capabilities of the multimedia backend | |
| Contains classes and functions for multimedia applications | |
| Contains enums used by the audio classes | |
| Contains miscellaneous identifiers used throughout the QtDBus library | |
| Specifies miscellaneous identifiers used in the Qt OpenGL module | |
| Contains miscellaneous identifiers used throughout the Qt SQL library | |
| Declares enums common to all SSL classes in QtNetwork | |
| Contains all the functions and declarations that are related to the QTestLib tool | |
| Contains miscellaneous identifiers used throughout the Qt library | |
| High-level APIs that make it possible to write multi-threaded programs without using low-level threading primitives |