Extending IIS7 Runtime Infrastructure and Management Components http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dniis/html/iis7run.asp
Developing a Module using .NET http://www.iis.net/default.aspx?tabid=2&subtabid=25&i=942
IIS7 Managed Module Starter Kit http://www.iis.net/default.aspx?tabid=3&subtabid=31&g=5&i=871
I'm not 100% sure but it seems Microsoft has silently (?) launched IIS version 7.0 . This is said to