"After 100+ person years and $12 million of direct R&D investment, and the cross-compilation of 4.7 M lines of code from .NET to Java™, we're celebrating the release of Grasshopper 2.0. Our plug-in to the Visual Studio® 2005 IDE enables you to produce .NET Web and server applications that run on Linux® & other Java-enabled platforms, without having to rewrite your C# or Visual Basic code. Version 2.0 introduces support for the .NET Framework 2.0, ASP.NET 2.0 controls, role-based security, and C# generics."
Thats what "http://dev.mainsoft.com/" says about their product.
"We all know and love the Microsoft® Visual Studio® IDE, but did you know that you can use it to build server applications that run on Linux®? Discover how you can build applications using the Visual Studio IDE and run them on Java™ EE enabled platforms, including Linux."
You can find more information on http://dev.mainsoft.com/
I haven't installed this plug-in since I don't need to develop solutions for Linux but when I saw this on Internet thought to share this with you.