| w64 | Sony Wave64 Audio |
| w6e | Yamaha Motif ES Library Data |
| w7a | Yamaha Motif ES Audio Data |
| w7e | Yamaha Motif ES Library Data |
| w7p | Yamaha MO8 User Pattern Data |
| w7v | Yamaha Motif ES Voice Data |
| w8a | Yamaha Motif ES Audio Data |
| w8e | Yamaha Motif ES Library Data |
| w8v | Yamaha Motif ES Voice Data |
| w9e | Yamaha Motif ES Library Data |
| wa | WavArc Compressed Audio |
| wa0 | Magix Music Studio Data |
| waptt | WhatsApp Messenger Recorded Voicemail |
| wav | Broadcast Wave Format Audio |
| wav | Windows Waveform Sound |
| wave | Windows Waveform Sound |
| wave64 | Sony Wave64 Audio |
| wax | Windows Media Audio Redirector |
| wbnk | Music Composer Instruments Data |
| weba | WebM Audio |
| wem | Wwise Encoded Media |
| wfb | Turtle Beach Wavefront MIDI Bank |
| wfd | Turtle Beach Wavefront Drum Set |
| wfp | Turtle Beach Wavefront Patch |
| wma | Windows Media Audio |
| wow | Grave Composer Music Module |
| wpk | MusicSerVer WavePacK Audio |
| wpk | Nero WaveEditor Audio Data |
| wrf | Westacott WinRanX Instrument Data |
| wrk | Cakewalk Pro Audio Data |
