CMus is a free, powerful, terminal-based music player using the ncurses toolkit. CMus supports various audio formats, including Ogg Vorbis, FLAC, MP3, WAV, Musepack, WavPack, WMA, AAC and MP4.
To install CMus open a terminal window (press Ctrl+Alt+T) and copy+paste the following line:
sudo apt-get install cmus
To start CMus open a terminal window and type: sudo cmus
Read more about CMus
Here are the main features of CMus:
Gapless playback
ReplayGain support
MP3 and Ogg streaming from SHOUTcast or Icecast
Playlist support and powerful playlist filters
Play queue
File browser
Last.fm or Libre.fm song submission support (via scripts)
Seven different view modes
Color themes
Vi-like keyboard shortcuts
window grab? 😉