A daily updated filename extension database!

CSDEF file extension

The table below provides useful information about the .csdef file extension. It answers questions such as:

  • What is the .csdef file?
  • What program do I need to open a .csdef file?
  • How can the .csdef file be opened, edited or printed?
  • How can I convert .csdef files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Azure Service Definition Schema

Microsoft Azure Service Definition Schema .csdef file icon
CSDEF file is a Microsoft Azure Service Definition Schema. Azure is an Internet-scale computing and services platform hosted in data centers managed or supported by Microsoft.
Category: Development files
Application: Microsoft Azure
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CSDEF aliases:
CSDEF related links:
CSDEF related extensions:
Microsoft Azure Project

Microsoft Azure Service Configuration Schema

Microsoft Azure Diagnostics Configuration Data

Microsoft Azure Dataflow Preparation Data

Microsoft Azure Service Package

Microsoft Azure CLI Script

Other types of files may also use the .csdef file extension.

🚫 The .csdef file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

csdf, sdef

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

AppleScript Dictionary Document
SPICE Common Simulation Data Format File

🔴 Can't open a .csdef file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .csdef file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .csdef file extension, write to us!

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