Keyboard shortcuts

On Windows and Linux, use Ctrl for ⌘ and Alt for ⌥. Shortcuts without a modifier don’t fire while you are typing in a field.

KeysAction
⌘KCommand menu
⌘Z / ⇧⌘ZUndo / redo
⌘S / ⇧⌘SSave / save as
⌘OOpen a file
⌘DDuplicate the layer
⌫Delete the layer
[ / ]Select the layer below / above
⌥↑ / ⌥↓Move the layer up / down
MHide or show the layer
RNew seed for the layer
SpacePlay or pause
1 to 5Viewport size
LDark or light page
GPresets
FFocus: hide the panels
EscLeave focus

In a parameter field, hold ⇧ while dragging for bigger steps and ⌥ for smaller ones. Double-click resets it.