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.IDF File Extension

File TypeMIDI Instrument Definition File

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What is an IDF file?

Defines the parameters for a specific MIDI instrument, such as a MIDI keyboard or other MIDI controller; provides an instrument ID, patch names (voices), a key map, channel assignments, and other information.

More Information

IDF files are usually referenced by audio production programs and typically should not be opened manually.

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Programs that open IDF files
Updated 2/6/2007

About IDF Files

Our goal is to help you understand what a file with a *.idf suffix is and how to open it.

The MIDI Instrument Definition file type, file format description, and Mac and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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