cmus (ncurses based music player) cmus is a small and fast text mode music player for Linux and many other UNIX like operating systems. Optional dependencies (autodetected) are ffmpeg, libmpcdec, faad2, libcue, libmp4v2, opusfile and pulseaudio. It can be built also over roar-audio and libayemu, but ATM these are not available at SlackBuilds.org.