Byobu
keyboard shortcuts
Basic
F2 or Ctrl + a + c - Create a new session
F3 or Ctrl + a + a - Go back to the previous session
F4 or Ctrl + a + n - Go to the next session
F7 or Ctrl + a + [ - Scrollback/search mode (Press Enter to exit)
F8 or Ctrl + a + A - Rename the screen
F9 or Ctrl + a + @ - Configuration menu
Utility
F5 or Ctrl + a + R - Refresh all status notifications
F6 or Ctrl + a + d - Detach from the session and logout
Ctrl + a <0-9> - Switch to screen #0-9 (quick toggle)
Ctrl + a " - View a list of the current screens, which will allow you to select one from the list
Ctrl + a \ - Kill all of the sessions and terminate
Split window management
Shift + F2 or Ctrl + a | - Split window horizontally
Ctrl + F2 or Ctrl + a S or Ctrl + a % - Split window vertically
Shift + F5 - Collapse all splits
Ctrl + a Tab - Focus on the next window
Ctrl + a X - Close the current window
Ctrl + a :resize +N - Increase the height
Ctrl + a :resize -N - Decrease the height
Ctrl + a :resize N - Set height
Ctrl + a :resize = - Make all windows equally high
Ctrl + a :resize max - Maximize the height
Ctrl + a :resize min - Minimize the height
Miscellaneous
Ctrl + a x - Lock the terminal
Ctrl + a d - Detach the whole screen session and fork to the background. Very useful for remote sessions you want to leave open. The command "screen -r" will resume your screen session.
Ctrl + a Esc - Scroll up through your command line "history" and see what output you previously got. Hitting <Escape> again cancels it.
Ctrl + a :help - Show screen keybindings (if using screen)
Possibly deprecated
Shift + F3 - Focus on next split
Shift + F4 - Focus on previous split
Shift + F6 - Detach from the session, but do not logout
Ctrl + a :resize-pane -L 20 - Resize increase left of current window pane by 20 units (other available ones are -D, -R, -U)
Ctrl + a :clear-history - clear history in the viewing buffer
Untested
Alt + F5 - Toggle UTF-8
Ctrl + F5 - Reconnect any SSH/GPG sockets or agents
Nested remote session
Shift+F12 - Toggle the outer byobu's keybindings on or off
Ctrl+a a c - Create a new session