Make the MVP Pattern a 1st Class Citizen
Make the Model-View-Presenter pattern a 1st class citizen in ASP.NET/Visual studio, to combine the testability of MVC with the benefits of the WebForm abstraction layer.
Those community site is good. But still it would be better to have "native" support.
Tatham Oddie commented
Check out http://webformsmvp.com for a community effort in the mean time