For those that play on Mac or PC via the App Store, Galaxy of Games, or Steam, this is a list of known Keyboard Shortcuts and Mouse Controls. If you know of any that aren't listed, please add them below.
Switch to next character. Focus screen on character at night.
Game Menu (also pauses)
Pause Game (no menu popup)
Primary in-game control. Character movement and selection tool.
Makes characters run to target/item/location. (loud)
Same as double click. Also allows for quicker item stack transfers/selling/buying.
Functions the same as Left Click. Double clicking functions the same as Double Click.
Move the wheel up or down to zoom in and out. Scrolls inventory/containers.