What is a .IDL File And How To Open It – Microsoft

Table of Contents


Have you came across a file with the .idl extension and you don’t know what it is? It is possible that you know what the file does, but you are unsure on how to open it. Fear not, in this article we will show you how to easily open the .idl file in few simple steps on various systems.

What is a .IDL file?

The .IDL file extension is Interface Definition Language File. The development of this file was done by Microsoft. The file is a development related file.

What to know

There is currently 0 software that can open the .idl file on 0 platforms.


Unfortunately, we haven’t found a software associated with this file extension yet, however we are working on it!