vMix supports an unlimited number of Shortcuts that can be assigned to anything from Keyboard Keys to MIDI Faders.
In other systems you may know these as Macros.
All of these shortcuts can be configured from the Shortcuts tab in Settings
Controllers you can use with vMix (Keyboard, MIDI, X-Keys etc)
How to add a Shortcut
TemplatesLocal and Global Shortcuts
Assigning Multiple Functions to a single Shortcut
Advanced MIDI Shortcuts