Here is a list of all namespaces with brief descriptions:

[detail level 12]

Nsf
NListener	The audio listener is the point in the scene from where all the sounds are heard
NPlaybackDevice
NGlsl	Namespace with GLSL types
NDns	Perform Domain Name System queries to lookup DNS records for various purposes
NLiterals
NClipboard	Give access to the system clipboard
NJoystick	Give access to the real-time state of the joysticks
NKeyboard	Give access to the real-time state of the keyboard
NMouse	Give access to the real-time state of the mouse
NSensor	Give access to the real-time state of the sensors
NTouch	Give access to the real-time state of the touches
NVulkan	Vulkan helper functions
NStyle