Via Creative Applications Network:
“Plask is a programming environment for multimedia and computational design. Created by Dean McNamee, Plask was built objC, V8 Javascript Engine, Skia rasterization library, NodeJS, Cocoa and OpenGL, FreeImage and Syphon.
Currently available for Mac OSX only. The download includes the “PlaskLauncher.app†and a number of basic examples to get you started.”
More info: http://www.plask.org/