Kar

• Extensions: kar
• File Format Description: is the MIDI karaoke file format? http://gnese.free.fr/Projects/KaraokeTime/Fichiers/karfaq.html#What is the MIDI karaoke file format?

MIDI-Karaoke (which uses the ".kar" file extension) files are an "unofficial" extension of MIDI files, used to add synchronized lyrics to standard MIDI files.