| .B4A | Native Instruments | Ficheiros de Dados | Native Instruments B4 II Data | Native Instruments Kontakt | Native Instruments |
| .B4P | Native Instruments | Ficheiros de Dados | Native Instruments B4 II Preset | Native Instruments Kontakt | Native Instruments |
| .CEL | Affymetrix | Ficheiros de Dados | Affymetrix Probe Results File | Battery 4 | Native Instruments |
| .CL3 | Roxio | Ficheiros de Dados | Easy CD Creator CD Layout | Battery 4 | Native Instruments |
| .ENS | Thomson Reuters Corporation | Ficheiros de Configurações | EndNote Style File | REAKTOR | Native Instruments |
| .KAD | Native Instruments | Ficheiros de Dados | Kore User Data | Kore | Native Instruments |
| .KIT | Bryan | Ficheiros Web | CodeKit File | Native Instruments Kontakt | Native Instruments |
| .KSD | KeepSafe Software, Inc. | Ficheiros Codificados | KeepSafe File | Native Instruments Massive | Native Instruments |
| .KT2 | Native Instruments | Ficheiros de Áudio | Battery 2 Drum Kit File | Native Instruments Kontakt | Native Instruments |
| .KT3 | Native Instruments | Ficheiros de Imagem 3D | Battery 3 Drum Kit File | Battery 4 | Native Instruments |
| .MAP | id Software | Ficheiros de Jogo | Quake Engine Map File | REAKTOR | Native Instruments |
| .NAF | Native Instruments | Ficheiros de Dados | TRAKTOR Service Data File | Traktor | Native Instruments |
| .NCG | Native Instruments | Ficheiros de Dados | Native Instruments Controller Editor Template | Controller Editor | Native Instruments |
| .NICNT | Native Instruments | Ficheiros de Dados | Native Instruments KONTAKT Library | Native Instruments Kontakt | Native Instruments |
| .NICRASH | Native Instruments | Ficheiros de Dados | TRAKTOR Crash Report | Traktor | Native Instruments |
| .NKC | Native Instruments | Ficheiros de Áudio | Kontakt Library Data File | Native Instruments Kontakt | Native Instruments |
| .NKI | Native Instruments | Ficheiros de Áudio | KONTAKT Instrument File | Native Instruments Kontakt | Native Instruments |
| .NKM | Native Instruments | Ficheiros de Áudio | Kontakt Multi Instrument File | Native Instruments Kontakt | Native Instruments |
| .NKR | Native Instruments | Ficheiros de Dados | KONTAKT Resource Container | Native Instruments Kontakt | Native Instruments |
| .NKS | Native Instruments | Ficheiros de Áudio | Kontakt Monolith Container | Native Instruments Kontakt | Native Instruments |
| .NML | Native Instruments | Ficheiros de Áudio | Traktor Collection File | Traktor | Native Instruments |
| .SF2 | E-mu Systems | Ficheiros de Áudio | SoundFont 2 Sound Bank | Native Instruments Kontakt | Native Instruments |
| .TKS | Native Instruments | Ficheiros de Áudio | Traktor Pro MIDI Map File | Traktor | Native Instruments |
| .TSI | Native Instruments | Ficheiros de Configurações | Traktor Settings File | Traktor | Native Instruments |
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