WAC3Filter
WAdobe Ovation
WAdobe Premiere Express
WAdobe Visual Communicator
WAll My Movies
WAmsynth
WArcSoft ShowBiz
WAvid Free DV
WBidule
WBink Video
WBlu-code
WCakewalk (sequencer)
WCDBurnerXP
WCdrdao
WCloneCD
WDeepBurner
WDogmazic
WDVDStyler
WEasyTag
WEMMS (media player)
WExaile
WFilter graph
WGnaural
WGrip (software)
WHyperCam
WIINA
WInfraRecorder
WJuK
WKaffeine
WLDAC (codec)
WLightscreen
WLightspark
WMeridian Lossless Packing
WMicrosoft Interactive Media Manager
WMSU Lossless Video Codec
WMuine
WMusE
WQuickPlay
WQuintessential Player
WRecordMyDesktop
WRMVB
WShumway (software)
WSound Juicer
WSoundTracker (Unix)
WSweep (software)
WThoggen
WVolume Logic
WVujak
WWaveSurfer
WX-CD-Roast