Arduino is an open source physical computing platform based on a simple input/output (I/O) board and a development environment that implements the Processing language (www.processing.org). Arduino can be used to develop standalone interactive objects or can be connected to software on your computer (such as Flash, Processing, VVVV, or Max/MSP). The boards can be assembled by hand or purchased preassembled; the open source IDE (Integrated Development Environment) can be downloaded for free from www.arduino.cc.
Arduino is different from other platforms on the market because of these features:
It is a multiplatform environment; it can run on Windows, Macintosh, and Linux.
It is based on the Processing programming IDE, an easy-to-use ...