I'm sure you know this, but thought I would pass this along.
MSNet framework is open-source.
http://blogs.msdn.com/b/dotnet/archive/2014/11/12/net-core-is-open-source.aspx
An article I read said that MS has committed to developing linux and mac versions, but I don't see where MS has committed money to it.
Keep up the good work!
Susan