CSDEF File Type

- The quick facts

What are CSDEF files and how to open them

Are you having problems opening a CSDEF file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a CSDEF file?

A .CSDEF file is an Azure Service Definition schema file. Through our analysis of CSDEF files, we know that one use of the format is Azure Service Definition schema. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open CSDEF files

Important: Different programs may use files with the CSDEF file extension for different purposes, so unless you are sure which format your CSDEF file is, you may need to try a few different programs.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Last updated: September 30, 2012

Suggest another file format using extension CSDEF

While we know of one file format using the .CSDEF file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .CSDEF file.