Shortcuts

Global

Shortcut	Action
Menu	Open the main menu (Settings, Help, About)
Ctrl+Alt+R	Reset floating windows — clears saved geometry and re-anchors open floating windows

Task Editor — Navigation

Shortcut	Action
Ctrl++ / Ctrl+=	Zoom in
Ctrl+- / Ctrl+_	Zoom out
Ctrl+0	Zoom to fit (fit all nodes in the viewport)
Ctrl+1	Reset zoom (1:1)
Ctrl+2	Overview (full zoom out)
Ctrl+Shift+F	Frame current selection

Mouse:

Gesture	Action
Mouse wheel	Zoom in/out at cursor
Middle-mouse drag	Pan
Shift + left-drag	Pan
Left-drag on empty canvas	Marquee selection
Right-click empty canvas	Context menu

Task Editor — Selection

Shortcut	Action
Ctrl+A	Select all
Ctrl+Shift+A	Deselect all

Task Editor — Edit

Shortcut	Action
Delete	Delete selected nodes
Ctrl+C	Copy selection
Ctrl+X	Cut selection
Ctrl+V	Paste at cursor (or at viewport centre)
Ctrl+D	Duplicate selection
Ctrl+Z	Undo
Ctrl+Shift+Z / Ctrl+Y	Redo (platform dependent)

Notes

• Pan, zoom, and selection changes are not undoable. Only structural changes to the graph participate in the undo stack.
• Viewport state (pan and zoom) is saved per user, per task. Ctrl+Z will not revert your zoom level.