Open MIDI File

The acronym MIDI corresponds to the abbreviation, 'Musical Instrument Digital Interface'. MIDI is a protocol created for the communication and mixing of signals that come from various instruments and musical creation devices.

These files, once created, can be sent to a computer, where software can process the information and musically reproduce the work in the file.

The data in MIDI file is stored in a storage efficient format and it also allows modifications and adjustments. You can vary the sound of any instrument that you connect through a five-pin DIN cable.

From a technological point of view, MIDI files represent a standard that describes a digital music interface and connectors that allow several electronic musical instruments, computers, and other devices to connect and communicate with each other.

A simple MIDI connection can transmit several channels of information, up to 16, which can be connected to different devices each.

MIDI files use the MID and MIDI extensions and contain music data, such as what is played, when it is played, the length of time and the velocity of each note.

You can use WilMIDI, Synthesia or Musescore to open MIDI files.

How to open MIDI files

Typical MIDI application file locations:

  • %ProgramFiles%\Windows Media Player\wmplayer.exe /Open "%L"
  • C:\Program Files (x86)\QuickTime\QuickTimePlayer.exe "%1"
  • "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Play "%L"

Typical MIDI mime types:

  • audio/mid

Frequently used application names to open MIDI files:

Frequently associated Windows objects:

  • MIDFile
  • QuickTime.midi
  • WMP11.AssocFile.MIDI

Related extensions