iTerm
Command Helpers
Open command history tool to list, navigate and autocomplete current command
Allow navigating window scroll to line positions of defined markers (eg. bookmarks)
Set mark for current line (bottom line in window view)
Move to prev / next mark
SHIFT + CMD + UP
SHIFT + CMD + DOWN
Jump to most recent mark
Window Management
Split window vertically and horizontally (adjust pane size by dragging dividers)
CMD + D
CMD + SHIFT + D
Close window pane (or use close X button)
Navigate window panes (alternatively click into pane with mouse)
Maximise current pane to full window (or reset to original size)
iTerm Tmux (Control Mode)
Create tmux session (or new named session)
Attach to most recent tmux session (or target named session)
List available sessions