act of a flowing; a continuous moving on or passing by, as of a flowing
stream; a continuous succession of changes

A graphical livecoding environment for Scheme. Builds for Linux or OSX,
and released under the GPL licence.

Fluxus reads live audio or OSC network messages which can be used as a
source of animation data for realtime performances or installations.
Keyboard or mouse input can also be read for simple games development, and
a physics engine is included for realtime simulations of rigid body