Category Overview

Audio File Extensions

Browse all Audio file extensions with detailed information about compatibility, usage, and alternatives.

47
Audio Extensions

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47 Audio extensions available
.SFZ

SFZ Sample Definition File

The SFZ file format is a royalty-free, open-standard specification for defining the behavior of musical instrument samples within a sof...

Audio
.DLS

Downloadable Sounds

The DLS (Downloadable Sounds) file format is a standard developed by the MIDI Manufacturers Association (MMA) to define a file format f...

Audio
.NKSF

Native Kontrol Standard Format

The NKSF (Native Kontrol Standard Format) is a proprietary file format developed by Native Instruments to facilitate deep integration b...

Audio
.FLP

FL Studio Project File

The FLP file extension is the native project format for FL Studio, a comprehensive digital audio workstation (DAW) developed by Image-L...

Audio
.ES2

Logic Pro ES2 Synthesizer Settings

The ES2 file extension is primarily associated with Apple's Logic Pro and MainStage digital audio workstations. It specifically represe...

Audio
.NKI

Native Instruments Kontakt Instrument

An NKI file is a proprietary file format developed by Native Instruments for use with their Kontakt software sampler. It serves as a pr...

Audio
.ALS

Ableton Live Set

An ALS file is a project file created by Ableton Live, a professional digital audio workstation (DAW) widely used for music production,...

Audio
.KAR

MIDI Karaoke File

The .kar file extension represents the MIDI Karaoke file format, which is a specialized variation of the Standard MIDI File (SMF). Unli...

Audio
.SF3

SoundFont 3 Audio Bank

SoundFont 3 (SF3) is an open-source file format used for storing digital audio samples and MIDI instrument data. Developed primarily by...

Audio
.NPR

Nuendo Project File

A Nuendo Project File (.npr) is the primary project format used by Steinberg Nuendo, a high-end digital audio workstation (DAW) designe...

Audio
.FXB

VST Preset Bank

The FXB file extension stands for FX Bank and is a proprietary format developed by Steinberg for use with Virtual Studio Technology (VS...

Audio
.NKM

Kontakt Multi-Instrument File

The .nkm file extension is a proprietary format developed by Native Instruments for use with its Kontakt software sampler, which is a s...

Audio
.SESX

Adobe Audition Multitrack Session File

The SESX file extension is the proprietary project format used by Adobe Audition, a professional digital audio workstation (DAW). Intro...

Audio
.OMF

Open Media Framework

The Open Media Framework (OMF) is a platform-independent file format designed for the exchange of digital media between different softw...

Audio
.NKB

Native Instruments Kontakt Bank

An NKB file is a specialized data format used by Native Instruments Kontakt, which is one of the industry-standard software samplers fo...

Audio
.RMI

RIFF MIDI File

A RIFF MIDI (RMI) file is a type of audio file that encapsulates standard MIDI (Musical Instrument Digital Interface) data within a RIF...

Audio
.MID

Musical Instrument Digital Interface

MIDI (Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and el...

Audio
.ST0

Sony Digital Voice File

The ST0 file format is a proprietary audio format primarily associated with older Sony digital voice recorders. It is used to store com...

Audio
.DSS

Digital Speech Standard

The Digital Speech Standard (DSS) is a proprietary digital audio file format developed jointly by Olympus, Philips, and Grundig as part...

Audio
.IMY

iMelody Ringtone File

The IMY file extension is primarily associated with the iMelody format, a monophonic ringtone format originally developed by Ericsson f...

Audio
.MIDI

Musical Instrument Digital Interface

MIDI (Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and el...

Audio
.DS2

DSS Pro Audio File

The DS2 file format, also known as Digital Speech Standard Pro, is a proprietary audio compression format developed primarily by Olympu...

Audio
.RTTTL

Ring Tone Text Transfer Language

RTTTL, which stands for Ring Tone Text Transfer Language, is a simple text-based format developed by Nokia to specify ringtones for its...

Audio
.SFZ

SFZ Sample Definition File

The SFZ file format is a royalty-free, open-standard specification for defining the behavior of musical instrument samples within a software sampler. ...

.DLS

Downloadable Sounds

The DLS (Downloadable Sounds) file format is a standard developed by the MIDI Manufacturers Association (MMA) to define a file format for wavetable sy...

.NKSF

Native Kontrol Standard Format

The NKSF (Native Kontrol Standard Format) is a proprietary file format developed by Native Instruments to facilitate deep integration between third-pa...

.FLP

FL Studio Project File

The FLP file extension is the native project format for FL Studio, a comprehensive digital audio workstation (DAW) developed by Image-Line. These file...

.ES2

Logic Pro ES2 Synthesizer Settings

The ES2 file extension is primarily associated with Apple's Logic Pro and MainStage digital audio workstations. It specifically represents a preset or...

.NKI

Native Instruments Kontakt Instrument

An NKI file is a proprietary file format developed by Native Instruments for use with their Kontakt software sampler. It serves as a preset or 'instru...

.ALS

Ableton Live Set

An ALS file is a project file created by Ableton Live, a professional digital audio workstation (DAW) widely used for music production, sound design, ...

.KAR

MIDI Karaoke File

The .kar file extension represents the MIDI Karaoke file format, which is a specialized variation of the Standard MIDI File (SMF). Unlike traditional ...

.SF3

SoundFont 3 Audio Bank

SoundFont 3 (SF3) is an open-source file format used for storing digital audio samples and MIDI instrument data. Developed primarily by the MuseScore ...

.NPR

Nuendo Project File

A Nuendo Project File (.npr) is the primary project format used by Steinberg Nuendo, a high-end digital audio workstation (DAW) designed for professio...

.FXB

VST Preset Bank

The FXB file extension stands for FX Bank and is a proprietary format developed by Steinberg for use with Virtual Studio Technology (VST) plugins. It ...

.NKM

Kontakt Multi-Instrument File

The .nkm file extension is a proprietary format developed by Native Instruments for use with its Kontakt software sampler, which is a standard tool in...

.SESX

Adobe Audition Multitrack Session File

The SESX file extension is the proprietary project format used by Adobe Audition, a professional digital audio workstation (DAW). Introduced with vers...

.OMF

Open Media Framework

The Open Media Framework (OMF) is a platform-independent file format designed for the exchange of digital media between different software application...

.NKB

Native Instruments Kontakt Bank

An NKB file is a specialized data format used by Native Instruments Kontakt, which is one of the industry-standard software samplers for music product...

.RMI

RIFF MIDI File

A RIFF MIDI (RMI) file is a type of audio file that encapsulates standard MIDI (Musical Instrument Digital Interface) data within a RIFF (Resource Int...

.MID

Musical Instrument Digital Interface

MIDI (Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and electrical connec...

.ST0

Sony Digital Voice File

The ST0 file format is a proprietary audio format primarily associated with older Sony digital voice recorders. It is used to store compressed voice r...

.DSS

Digital Speech Standard

The Digital Speech Standard (DSS) is a proprietary digital audio file format developed jointly by Olympus, Philips, and Grundig as part of the Interna...

.IMY

iMelody Ringtone File

The IMY file extension is primarily associated with the iMelody format, a monophonic ringtone format originally developed by Ericsson for use in early...

.MIDI

Musical Instrument Digital Interface

MIDI (Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and electrical connec...

.DS2

DSS Pro Audio File

The DS2 file format, also known as Digital Speech Standard Pro, is a proprietary audio compression format developed primarily by Olympus, Philips, and...

.RTTTL

Ring Tone Text Transfer Language

RTTTL, which stands for Ring Tone Text Transfer Language, is a simple text-based format developed by Nokia to specify ringtones for its mobile phones....

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Frequently Asked Questions

About Audio Files

Common questions about this file category and related extensions.

Frequently Asked Questions

3 Questions

File extension categories are organized based on file purpose and usage, such as document files, image formats, audio files, video files, and system-related extensions.

Yes, you can browse file extensions alphabetically to quickly find extensions starting with a specific letter.

Each extension page includes a clear description, typical use cases, compatible software, supported platforms, and related or alternative file formats.