The Tiraggo Dynamic Query API (based on EntitySpaces) for the Entity Framework (VS2010 or VS2012). Use Tiraggo instead of LINQ/Lambda expressions to load your EF POCO's via the intuitive Tiraggo Dynamic Query API.
TiraggoEdmx exposes the full EDMX metadata to your T4 Templates including the low level physical SQL mapppings. After using TiraggoEdmx it will soon be your preferred way to write T4 templates. Many enhancements are coming to the API. If you want to help take a look at the 'TiraggoEntityInfo' class...