Javascript and C# Cross Compiling and Conversion

Question

What are the various tools to cross-compile or convert Javascript to C# and back? And how to execute JS in C# or C# in JS? This is a popular question, and I will provide an

Answer 1

JScriptSuite - compiles MSIL (C# or another .NET language) to JavaScript. Allows debug original .NET (C#) code, provides databind templates, remoting interfaces, controls