ROTOR 2.0 has released to the web.  You can download the release here:  http://msdn.microsoft.com/net/sscli

ROTOR contains most of the CLR and base class libraries found in our commerical product.  It is released under the shared source program.  There are several new things in this release:

• Generics implementation
• Lightweight Code Generation (LCG)
• Stub-based dispatch support
• New reflection and reflection emit
• New C# features like Anonymous Methods, Anonymous Delegates and Generics