Entity Framework (EF) is an object-relational mapper that enables .NET developers to work with relational data using domain-specific objects. It eliminates the need for most of the data-access code that developers usually need to write.
Entity Framework 6, and future versions, are being developed in an open source code base on CodePlex
See the open source announcement from the Entity Framework teamfor more details.
Entity Framework is Microsoft’s recommended data access technology for new applications.
Entity Framework Power Tools Beta 4 Free
Preview of useful design-time features for DbContext. When right-clicking on a C# project, the following context menu function is supported: 1) Reverse Engineer Code First – Generates POCO classes, derived DbContext and Code First mapping for an existing database.