| Ext. | Manufacturer - Description & Program Extensions |
| Aac | Advanced audio coding |
| .aif | Audio Interchange File Format sound file |
| .aifc | Audio Interchange File Format sound file with Compression |
| .aiff | Audio Interchange File Format |
| .aifr | Audio Interchange File Format |
| .amr | Adaptive Multi-Rate compressed audio |
| .ape | Monkey's Audio Lossless Audio Compression Format |
| .asf | Advanced Systems format |
| .au | Unix audio sound file format |
| .aud | DTS sound data stream file format |
| .aud | Winamp media file |
| .aup | Audacity project file |
| .bin | Audio format (short ints |
| .bwf | Broadcast wave file format |
| .cda | CD Audio track |
| .dct | Variable codec format designed for dictation |
| .dss | Digital Speech Standard File (various Voice Recorders) |
| .dts | Digital Surround Audio File Format |
| .dvf | DV Studio Camcorder voice file |
| .esu | LokSound Electronic Sound File |
| .eta | eTreppid Audio File |
| .flac | Audio files encoded by Flac - free lossless audio codec |
| .gsm | Sound (GSM 6.10 prI-ETS 300 036 13kbit/s) (Internet phones) |
| .m4a | MPEG-4 compressed audio file |
| .m4p | iTunes Music Store Audio File |
| .mdi | MIDI-sequention sound |
| .mid | MIDI-sequention sound |
| .midi | MIDI-sequention sound |
| .mp2 | Sound file (MPEG-1 Layer II Audio Stream) |
| .mp2a | Sound file (MPEG-1 Layer II Audio Stream) |
| .mp3 | Compressed audio |
| .mpc | MusePack Audio file |
| .mpega | MPEG Sound |
| .msv | Memory Stick compressed voice files |
| .mus | Music file format |
| .mus | SCORE Music publishing system music notation |
| .nwc | Noteworthy Composer Song File |
| .nwp | Noteworthy Player file type |
| .ogg | Ogg Vorbis audio file open-source music |
| .psb | Pinnacle: Sound Bank file |
| .psm | Protracker Studio Module (sound) |
| .psm | Sound data for Epic's games |
| .ra | RealAudio |
| .ram | Real Audio sound |
| .rel | Nokia Phone Audio File |
| .sab | ALSong Album File |
| .shn | Shorten compressed audio file |
| .smf | Standard MIDI file format |
| .snd | Unix sound file |
| .speex | A Free Codec For Free Speech |
| .tta | TAU Producer file - TTA Lossless audio codec |
| .vox | Dialogic sound |
| .vy3 | VY3 is Samsung Yepp VY-H350H Digital Voice Recorder format |
| .wav | WAVe PCM Sound |
| .wave | WAVe PCM sound file |
| .wma | Windows Media Audio |
| .wpk | Nero Wave Editor file |
| .wpl | Windows Media Player Playlist |
| .wv | WavPack lossless compressed audio file |
| .wvc | WawPack lossless compressed audio file format correction file |
| Ext. | Manufacturer - Description & Program Extensions |
| .4mp | 4-MP3 Database File |
|
0.67 |
UNIS Composer 669 Module |
| .6cm | Six Channel Module |
| .8cm | Eight Channel Module |
| .8med | Amiga OctaMed Music File |
| .8svx | Amiga 8-Bit Sound File |
| .aac | Advanced Audio Coding File |
| .abc | ABC Music Notation |
| .ac3 | Audio Codec 3 File |
| .act | ADPCM Compressed Audio File |
| .ahx | WinAHX Tracker Module |
| .aif | Audio Interchange File Format |
| .aifc | Compressed Audio Interchange File |
| .aiff | Audio Interchange File Format |
| .ais | Velvet Studio Instrument |
| .akp | Akai Sampler File |
| .al | A-Law Compressed Sound Format |
| .alaw | A-Law Compressed Sound Format |
| .all | Cubase Song File |
| .amr | Adaptive Multi-Rate Codec File |
| .ams | Extreme Tracker Module |
| .ams | Velvet Studio Module |
| .ape | Monkey's Audio Lossless Audio File |
| .ase | Velvet Studio Sample |
| .au | Audio File |
| .aud | Compressed Audio File |
| .avr | Audio Visual Research File |
| .band | GarageBand Project |
| .bap | Blaze Audio Wave Information File |
| .bdd | CARA Sound Radiation Data File |
| .box | CARA Loudspeaker Design File |
| .bwf | Broadcast Wave File |
| .c01 | Typhoon Wave Audio File |
| .cda | CD Audio Track Shortcut |
| .cdr | Raw Audio CD Data |
| .cel | Audition Loop |
| .cmf | Creative Music Format |
| .copy | Sony Ericsson Protected Content File |
| .cpr | Cubase Project |
| .csh | Cubase Waveform File |
| .cwp | Cakewalk SONAR Project |
| .d00 | OPL2 FM Audio File |
| .d01 | OPL2 FM Audio File |
| .dcf | DRM Content Format File |
| .dcm | DCM Audio Module |
| .dct | Dictation Audio File |
| .dewf | SoundEdit Recorded Instrument |
| .df2 | Defractor 2 Instrument |
| .dfc | Defractor Instrument |
| .dig | Digilink Audio File |
| .dig | Sound Designer Audio File |
| .dls | Downloadable Sounds File |
| .dm | DRM Delivery Message |
| .dmf | Delusion Digital Music File |
| .dsf | Delusion Digital Sound File |
| .dsm | Digital Sound Module |
| .dsp | Dynamic Studio Professional Module |
| .dss | Digital Speech Standard File |
| .dtm | DigiTrakker Module |
| .dvf | Sony Digital Voice File |
| .DWD | DiamondWare Digital Audio File |
| .ear | Eyemail Audio Recording |
| .efa | Ensoniq ASR File |
| .efe | Ensoniq EPS File |
| .efk | Ensoniq KT File |
| .efq | Ensoniq SQ1/SQ2/KS-32 File |
| .efs | Ensoniq SQ-80 File |
| .efv | Ensoniq VFX-SD File |
| .emb | Everest Embedded Bank File |
| .emd | ABT Extended Module |
| .esps | ESPS Sampled Data File |
| .f2r | Farandoyle Linear Module File |
| .f32 | Raw 32-Bit Audio File |
| .f3r | Farandoyle Blocked Module File |
| .f64 | Raw 64-Bit Audio File |
| .far | Farandole Composer Module |
| .fff | Gravis UltraSound Sound Bank |
| .flac | Free Lossless Audio Codec |
| .flp | FruityLoops Project |
| .fsm | Farandole Composer WaveSample File |
| .fzb | Casio FZ-1 Bank Dump |
| .fzf | Casio FZ-1 Full Dump |
| .fzv | Casio FZ-1 Voice Dump |
| .g721 | G.721 Audio File |
| .g723 | G.723 Audio File |
| .g726 | G.726 Audio File |
| .gig | Tascam GigaSampler File |
| .gsm | Global System for Mobile Audio File |
| .gsm | US Robotics GSM Audio File |
| .ics | IC Recorder Sound File |
| .iff | Interchange File Format |
| .ins | Ensoniq Instrument |
| .ins | Sample Cell II Instrument Definition File |
| .it | Impulse Tracker Module |
| .iti | Impulse Tracker Instrument |
| .its | Impulse Tracker Sample |
| .k25 | Kurzweil K2500 File |
| .k26 | Kurzweil K2600 File |
| .kar | Karaoke MIDI File |
| .kin | Kinetic Music Project |
| .kmp | Korg Trinity/Triton Keymap File |
| .koz | Audiokoz Music File |
| .koz | Bell Music File |
| .krz | Kurzweil K2000 File |
| .ksc | Korg Trinity/Triton Script File |
| .ksf | Korg Trinity/Triton Sample File |
| .ktp | Kinetic Project Template |
| .l | Left Audio Channel File |
| .lso | Logic Audio Project |
| .lvp | Avaya Voice Player Audio File |
| .m3u | Media Playlist File |
| .m4a | MPEG-4 Audio File |
| .m4b | MPEG-4 Audio Book File |
| .m4p | iTunes Music Store Audio File |
| .ma1 | Monarch Audio File |
| .mdl | DigiTrakker Module |
| .med | Amiga MED Sound File |
| .mid | MIDI File |
| .midi | MIDI File |
| .miniusf | Nintendo 64 Song File |
| .mka | Matroska Audio File |
| .mmf | Synthetic Music Mobile Application Format |
| .mod | Amiga Music Module File |
| .mp2 | MPEG Layer II Compressed Audio File |
| .mp3 | MP3 Audio File |
| .mpa | MPEG Audio File |
| .mpc | Musepack Audio File |
| .mpd | File List Creator Playlist |
| .mpu | MPEG Layer 3 Audio File |
| .mp | Mobile Phone Sound File |
| .msv | Memory Stick Voice File |
| .mt2 | MadTracker 2 Module |
| .mte | MadTracker 2 Envelope |
| .mti | MadTracker Instrument |
| .mtm | MultiTracker Module |
| .mtp | MadTracker 2 Pattern |
| .mts | MadTracker 2 Sample |
| .mus | Finale Notation File Format |
| .mws | MWave DSP Synth Instrument Extract |
| .nap | Napster Secured Music File |
| .nrt | Nokia Ringtone |
| .nsf | NES Sound Format File |
| .nst | NoiseTracker Module |
| .ntn | NOTION Song File |
| .nwc | NoteWorthy Composer File |
| .ogg | Ogg Vorbis Compressed Audio File |
| .okt | Oktalyzer Module |
| .pac | SBStudio II Song File |
| .pat | Gravis UltraSound GF1 Patch File |
| .pbf | Pinnacle Sample Bank |
| .pca | Perfect Clarity Audio |
| .pcm | Pulse Code Modulation |
| .phy | PhyMod Physical Modeling Data |
| .pls | Audio Playlist |
| .prg | WAVmaker Program File |
| .prg | Akai MPC2000 Program File |
| .psm | Protracker Studio Module |
| .ptm | PolyTracker Module |
| .pts | Pro Tools Project |
| .pvc | Panasonic VM1 Voice File |
| .r | Right Audio Channel File |
| .ra | Real Audio File |
| .ram | Real Audio Media |
| .raw | Raw Audio Data |
| .rbs | Rebirth Song File |
| .rfl | Reason ReFill Sound Bank |
| .rmf | Rich Music Format |
| .rmi | RMID MIDI File |
| .rmx | RealJukebox Format |
| .rng | Nokia Composer Ringtone |
| .rol | Ad Lib Synthesized Instrument |
| .rti | Real Tracker Instrument |
| .rtm | Real Tracker Module |
| .rts | Real Tracker Sample |
| .s3i | Scream Tracker 3 Instrument |
| .s3m | ScreamTracker 3 Module |
| .saf | Secure Audio File |
| .sam | MOD Edit Sample File |
| .sb | Signed Byte Audio File |
| .sbi | Sound Blaster Instrument |
| .sbk | E-MU SoundFont Sound Bank |
| .sc2 | Sample Cell II Instrument Definition |
| .sd | Sound Designer Audio File |
| .sd | ESPS Sampled Data File |
| .sd2 | Sound Designer II File |
| .sds | MIDI Sample Dump Standard |
| .sdx | Sample MIDI Dump Exchange |
| .sf | IRCAM Sound File |
| .sf2 | SoundFont 2 Sound Bank |
| .sfk | Sound Forge Audio Peak File |
| .sfl | Sound Forge Sound Data File |
| .shn | Shorten Compressed Audio File |
| .sib | Sibelius Score |
| .smf | Standard MIDI File |
| .smp | SampleVision Audio Sample Format |
| .snd | Sound File |
| .snd | Macintosh Sound Resource |
| .snd | Akai MPC Sample |
| .sng | MIDI Song File |
| .sou | SBStudio II Sound File |
| .sppack | SPPack Sound Sample |
| .sprg | Synclavier Program File |
| .sseq | Synclavier Sequence File |
| .ssnd | Synclavier Sound File |
| .stm | Scream Tracker 2 Module |
| .stx | Scream Tracker Music Interface Kit File |
| .svx | 8SVX Sound File |
| .sw | Signed Word Audio File |
| .swa | ShockWave Audio |
| .syh | Synchomatic Instrument |
| .syw | Yamaha SY99/SY85 Audio File |
| .syx | MIDI System Exclusive Message |
| .td0 | Akai Teledisk Sound Library |
| .tfmx | Final Music System Tracker Module |
| .thx | Amiga THX Tracker Music File |
| .toc | PSP Audio File |
| .tsp | TrueSpeech Audio File |
| .txw | Yamaha TX16W Audio File |
| .u | AU Audio File |
| .ub | Unsigned Byte Audio File |
| .ulaw | Raw µ-Law Audio File |
| .ult | UltraTracker Module |
| .ulw | Raw µ-Law Audio File |
| .uni | MikMod UniMOD Module |
| .usf | Nintendo 64 Music File |
| .usflib | Nintendo 64 Song Library |
| .uw | Unsigned Word Audio File |
| .uwf | UltraTracker Wave File |
| .VAG | PlayStation Compressed Sound File |
| .val | Olympus Voice Recording |
| .vmd | Covox Raw Sample |
| .vmf | Vocaltec Media File |
| .vmf | Covox Speech Thing Sample |
| .voc | Creative Labs Audio File |
| .voi | Voyetra Voice File |
| .vox | VoxWare Dialogic Audio File |
| .vqf | TwinVQ Audio File |
| .vrf | Ventrilo Audio Recording |
| .w01 | Yamaha SY Series Wave File |
| .wav | Windows WAVE Sound File |
| .wave | WAVE Sound File |
| .wax | Windows Media Audio Redirect |
| .wfb | WaveFront Sound Bank |
| .wfd | WaveFront Drum Kit File |
| .wfp | WaveFront Program File |
| .wma | Windows Media Audio File |
| .wow | Grave Composer Music Module |
| .wpk | Nero Wave Editor File |
| .wproj | Wwise Project |
| .wrk | Cakewalk Music Project |
| .wus | WUTG Tagged Audio File |
| .wut | WUTG Tag File |
| .wv | WavPack Audio File |
| .wvc | WavPack Correction File |
| .wwu | Wwise Work Unit |
| .xfs | eRacer Sound File |
| .xi | Fasttracker 2 Extended Instrument File |
| .xm | Fasttracker 2 Extended Module |
| .xmf | Extensible Music File |
| .xmi | Extended MIDI File |
| .xp | Fastracker 2 Pattern |
| .xt | Fastracker 2 Track |
| .zvd | ZyXEL Voice File |