There are 2 file types use the .NKM file extension:
1. Kontakt Multi Instrument File
Audio file used by Kontakt, a professional audio sampling application; saves multiple software instruments and their presets; allows the instruments to be saved together whereas an .NKI file allows only one instrument to be saved.
|Native Instruments Kontakt||Commercial|
Updated: July 6, 2011
2. Mario Kart DS Track Data File
Game file used by Mario Kart DS, a go-kart racing game featuring the Super Mario characters; located inside an .NARC archive and contains the starting position, spawn points, camera positions, and other track information.
|MKDS Course Modifier||Freeware|
Updated: August 25, 2012