An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

It is a standalone, non-networked app that isn't very pretty to look at. But what if you want to share code and upload programs right from your browser? That's where CodeBender.cc comes in.

The creator of the Arduino RF Pro Mini open source development board Etienne, explains a little more about the inspiration behind the project. “ I’ve loved Arduino for years.