| .npl |
Nokia Playlist File |
| .nap |
McAfee ePO Network Associates Package |
| .nkx |
Kontakt Monolith Container File |
| .nks |
Kontakt Monolith Container |
| .nkm |
Kontakt Multi Instrument File |
| .nkb |
Kontakt Audio Bank |
| .ncw |
Native Compressed Wave File |
| .nkc |
Kontakt Library Data File |
| .note |
Notability Note File |
| .nml |
Traktor Collection File |
| .narrative |
Narrator Document |
| .nmsv |
Native Instruments Massive Sound File |
| .nvf |
Creative Labs NVF Audio File |
| .nus3bank |
Super Smash Bros. Audio Bank File |
| .nst |
NoiseTracker Module |
| .nfa |
Netflix Audio File |
| .naac |
Namco AAC File |
| .ogg |
Ogg Vorbis Audio File |
| .omf |
Open Media Framework File |
| .omg |
OpenMG Audio File |
| .ots |
OpenDocument Spreadsheet Template |
| .ove |
Overture Musical Score |
| .odm |
OpenDocument Master Document |
| .omx |
OtsAV Media Library Information File |