FontanaMixer is a generative sound environment based on John Cage's composition "Fontana Mix" (1958). The original concept of the piece uses a graphical random generator that is supplied with the score.
PTHVolume is a utility for Mac OS X 10.5 and later that is used to control the volume of the machine.
Volume Slider is a simple application which allows you to control your computer's volume using a slider on a small window that you can place anywhere on your screen. Volume Slider has two components including (1) a small volume slider with a mute button on it, and (2) a resizable mute button separate from the slider which is useful for rapidly muting the sound.