| Action | Shortcut | When |
|---|---|---|
| Undo / Redo | Ctrl + Z / Ctrl + Y | Always |
| Save project | Ctrl + S | Nothing selected |
| Export PNG | Ctrl + P | Nothing selected |
| Open project | Ctrl + O | Always |
| New project | Ctrl + N | Always |
| Connect | Shift + C | Operator selected |
| Edit predicate | Shift + P | Operator selected |
| Branch notes | Shift + N | Branch selected |
| Rename, edit predicate or notes | Double-click | Relation, operator or branch |