# cmus > Commandline Music Player. > Use arrow keys to navigate, `` to select, and numbers 1-8 switch between different views. - Open cmus from specified directory: `cmus {{path/to/directory}}` - Add file/directory to library: `:add {{path/to/file_or_directory}}` - Pause/unpause current song: `c` - Toggle shuffle mode on/off: `s` - Quit cmus: `q`