Tools
Move tool	V
Sticky note	S
Line	L
Connector	⇧ C
Marker	M
Text tool	T
Open assets panel	⌥ 2
Place image	⇧ ⌘ K
Emote / Stamp wheel	E
Add / Show comments	C
View
Show / Hide UI	⌘ \
Multiplayer cursors	⌥ ⌘ \
Pan	Space drag
Zoom in	+
Zoom out	-
Zoom to 100%	⇧ 0
Zoom to fit	⇧ 1
Zoom to selection	⇧ 2
Text
Bold	⌘ B
Italic	⌘ I
Underline	⌘ U
Create link	⌘ K
Strikethrough	⇧ ⌘ X
Text align left	⌥ ⌘ L
Text align center	⌥ ⌘ T
Text align right	⌥ ⌘ R
Text align justified	⌥ ⌘ J
Numbered list	⇧ ⌘ 7
Bulleted list	⇧ ⌘ 8
Increase indentation	⌘ ]
Decrease indentation	⌘ [
Edit
Copy	⌘ C
Cut	⌘ X
Paste	⌘ V
Paste over selection	⇧ ⌘ V
Bring forward	⌘ ]
Send backward	⌘ [
Bring to front	⌥ ⌘ ]
Send to back	⌥ ⌘ [
Group selection	⌘ G
Lock / Unlock selection	⇧ ⌘ L
Flip horizontal	⇧ H
Flip vertical	⇧ V
Undo	⌘ Z
Redo	⇧ ⌘ Z
Advanced
New shape or sticky (while editing)	⌘ ↩
Edit text (while editing)	⌘
Align left	⌥ A
Align right	⌥ D
Align top	⌥ W
Align bottom	⌥ S
Align center	⌥ H and ⌥ V
Tidy Up	⌃ ⌥ T
Straight connector or line	⇧ Drag