IDF File

What are IDF files and how to open them

Are you having problems opening an IDF file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your IDF files.

What is an IDF file?

IDF files have multiple uses, and Microsoft Instrument Definition is one of them. Read more about the other uses further down the page.

Microsoft Instrument Definition File

The .idf file extension is most commonly associated with MIDI instrument definition files. The IDF files define the parameters of a MIDI instrument or controller. These files provide the instrument ID, key map, channel assignments, and other necessary MIDI information.

How to open IDF files

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

While we have not verified the apps ourselves yet, our users have suggested ten different IDF openers which you will find listed below.

Last updated: February 24, 2023

All known file formats using extension .IDF

While Microsoft Instrument Definition File is a popular type of IDF-file, we know of 3 different uses of the .IDF file extension. Different software may use files with the same extension for different types of data.

iCEDraw Ansi Graphics File

Text-based graphics format that is used to make ANSI Art, which is graphics using text characters rather than drawing individual pixels.

IDF opener for Windows

We have identified one IDF opener that is compatible with this specific type of IDF file.

MIDI Instrument Definition File

We know that one IDF format is MIDI Instrument Definition File. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of IDF files. Remember, different programs may use IDF files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about IDF file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.