Visio shortcuts are not directly visible in the GUI hence the difficulty to get them. This list was contributed by Reinmar Mück. Many thanks for the effort.
NOTE: This is a subset of the shortcuts optimized to contain the most useful ones
Shape manipulation
Shortcut
Description
Group the selected shapes (also Ctrl + G)
Ungroup selected shapes
Send selected shape to the front
Send selected shape to the back
Rotate selected shape to the left
Rotate selected shape to the right
Flip selected shape horizontally
Flip selected shape vertically
Align selected shapes
Fill dialog for the selected shape
Line dialog for the selected shape
Snap & Glue dialog box
on/off Snap Mode (Settings as defined in the Snap & Glue dialog box)
