ZenPlayer

ZenPlayer is the best way to minimalistically listen to music. Just drag your files into icon and start to listen. ZenPlayer does not occupy your Dock, so you can focus on your important applications instead. ZenPlayer just shows a little icon in System bar next to Time, Battery Status, Spotlight and Notification Center. You can Drag&Drop your files into menu Icon and playback starts immeadiatelly. You can even drag&drop whole folders of your music. To access your controls just click on Icon and the control panel pops out. You can access all your important controls like Previous/Next Song, Play/Pause, Quit. You can as well see your just Playing Song, all the imported songs in nice and clear table and change the playing song or delete songs.