| Key(s) | Action |
|---|---|
| h / ArrowLeft | Move cursor left |
| j / ArrowDown | Move cursor down |
| k / ArrowUp | Move cursor up |
| l / ArrowRight | Move cursor right |
| [ | Increase grid size |
| ] | Decrease grid size |
| r | Start rectangle drawing |
| a | Start line drawing |
| i | Start text insertion |
| Space | Select shape / Fix shape point / Finalize multi-select |
| Shift + Space | Reverse shape cycling |
| Ctrl + Space | Enter multi-select mode |
| n (in line drawing mode) | Add arrowhead to end of line |
| m (in line drawing mode) | Add arrowheads to both ends of line |
| b (in line drawing mode) | Remove arrowheads (none) |
| H (with selected shape) | Move selected shape(s) left |
| J (with selected shape) | Move selected shape(s) down |
| K (with selected shape) | Move selected shape(s) up |
| L (with selected shape) | Move selected shape(s) right |
| d / Delete | Delete selected shape(s) |
| + / = | Zoom in |
| - / _ | Zoom out |
| Ctrl + e | Export to PNG |
| Enter (in text edit mode) | Save Text |
| Shift + Enter (in text edit mode) | Insert new line |
| Escape | Cancel action / Deselect / Exit mode / Discard text input |