You can compile the Sup3r Car Program proposed in this page using Xamarin Studio 5.10.1 (Build 6), with Mono 4.2.1 as active runtime and the Monobrick Firmware Library 1.2.0.39486 to let it work on board the Lego Mindstorms Ev3 with the Monobrick firmware. Download
Sup3r Car Program in C#: the line following task


