.EDMX File

The edmx file is an XML file that defines an Entity Data Model (EDM), describes the target database schema, and defines the mapping between the EDM and the database.

The edmx file also contains information that is used by the ADO.NET Entity Data Model Designer (Entity Designer) to render a model graphically.

Files with edmx file extension are commonly used by Microsoft Visual Studio for entity data models.

How to open:

Use Visual Studio to open *.edmx files.

How to convert:

There is no way how to convert *.edmx files to other formats.