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