C Sharp

C# is a programming language developed by Microsoft for their .Net platform. The syntax of C# is similar to Java and is highly object oriented.

Example
The infamous hello world application ported to C#.

 using namespace System;

namespace HelloNS {   public class HelloWorld {       public static int Main(String[] args) {           Console.WriteLine("Hello world!"); }   } } 

OpenSource C# compilers

 * Mono
 * DotGNU