MacArduinoOS(a gadget app by inthebitz)
A fully-fledged operating system built by Mark. It’s an operating system built for the TouchShield Slide, and includes a GPS, Tic Tac Toe, Tetris, a Calculator, Oscilloscope, Breakout, The Matrix Screensaver, and a Canvas Drawing program. And the Control Panel. And Hex editor. And a Graphics Demo. And an analog Pin Visualizer.