Keyboard Shortcuts

Workarea
Keyboard ShortcutCommand
↑↓←→select card in direction of arrow
⌘-↑↓←→insert (connected) card in direction of arrow (as applicable)
ctrl-⌘-↑↓←→move card into direction of arrow (if applicable)
Delete selected/hovered over card or delete hovered over connection

Text Editor
Keyboard ShortcutCommand
↩︎enter and exit cards text editor
⌥-↩︎Insert line break within card text editor
⌘-←→Move cursor to start/end of text within text editor
⌥-←→Move cursor after next word in within text editor
escCancel editing text of card
⌘-BMake selected text Bold. Also See menu Editor > Style.
  

Connecting Cards
Connect two cards with click and hold on a card until the cursor changes. Then drag to another card.
Keyboard ShortcutCommand
escCancel while connecting cards
Make connection with alternate style
  

Moving Cards
Keyboard ShortcutCommand
escCancel while moving cards


Custom keyboard shortcuts
Note that you can also create custom keyboard shortcuts for any other common action item: Create keyboard shortcuts for apps