Opening EDMX Files

The EDMX file type is primarily associated with Visual Studio.

EDMX	File extension: EDMX
	File type:	entity data model

What is an EDMX file?

EDMX files mostly belong to Visual Studio by Microsoft. An EDMX file is an entity data model created by the Entity Data Model Designer is some versions of Visual Studio integrated development environment. An entity data model (EDMX file) contains XML-encoded data which defines the structure of entities in a dataset and the relationship between them. The contents of an EDMX file include runtime settings, metadata design, and model properties.

How to open an EDMX file

You need a suitable software like Visual Studio to open an EDMX file. You need a suitable software like Visual Studio from Microsoft to open an EDMX file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your EDMX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a EDMX file directly in the browser:. Just drag the file onto this browser window and drop it.

Online EDMX Text Viewer

Choose your .edmx file to analyze

or drag and drop it here

Online File Viewer

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Can't Open Your .EDMX File? Try These Steps

Because .EDMX files can come from different programs, they aren't universally openable.

Identify the Source: A file from a .NET developer or database administrator suggests an Entity Data Model created in Microsoft Visual Studio.
Check the Header: Open the file in a text editor to inspect the opening lines:
- <?xml indicates a standard, readable XML-based model.
- PK suggests a zipped archive format.
Use the Original Software: The original program is usually required to view it properly; try Microsoft Visual Studio, Entity Developer, or an XML editor, and ask the sender if uncertain.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for EDMX File Extension

File classification:

Developer

Related files:

msl, res, map

Mime type:

text/xml

an edmx entity data model is a special file format by Microsoft and should only be edited and saved with the appropriate software.

How to solve problems with EDMX files

Associate the EDMX file extension with the correct application.
Update your software that should actually open entity data models. Because only the current version supports the latest EDMX file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available Visual Studio update.
To make sure that your EDMX file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .EDMX file online - secure, fast, and no downloads needed.