Entity Framework

Entity Framework is an object-relational mapper (O/RM) that enables .NET developers to work with a database using .NET objects. It eliminates the need for most of the data-access code that developers usually need to write.

Entity Framework Core (EF Core)

EF Core is a lightweight, extensible, and cross-platform version of Entity Framework.
Entity Framework 6.x (EF6.x)

EF 6.x is a tried and tested data access technology with many years of features and stabilization.
- Getting Started
  
  Learn how to access data with Entity Framework 6.x.
- API Reference
  
  Browse the Entity Framework 6.x API, organized by namespace.