Use Command 1-6 (⌘+1) to quickly switch between view modes. (⌘+2 and ⌘+3 to go between Edit and Preview are particularly useful.)

To instantly close an open tag in Coda, hold down option, command, and period (⌘ .), or use the menu option by going to Text → Close Tag.

If you’re programming in the Text Editor and you are having trouble with a CSS, HTML, JavaScript, or PHP reference, hold down command (⌘) and double click on a word. Coda will load related information about the word in a new tab.