I don’t like to put the link directly and leave, but in this case I have to apply that when you have nothing better to say than your interlocutor, it is better to keep quiet and listen to him, so at least if you don’t learn you will let others learn.

That’s why I present to you, fresh out of the oven, a tutorial to carry out these migrations:

http://www.mono-project.com/Guide:_Porting_Winforms_Applications

In fact, it is a practical example of how to migrate NClass (a UML designer) with the help of MoMA to also be able to run it on GNU/Linux