WABViewer
WAdobe Audition
WAdobe Creative Suite
WAdobe Encore
WAmarok (software)
WAMule
WApache Groovy
WAVS Video Editor
WBitComet
WCamfrog
WCCleaner
WCDisplay
WChrome Engine
WDolibarr
WEBuddy
WEmpathy (software)
WFactor (programming language)
WGOM Player
WHandBrake
WHugin (software)
WInkscape
WJamroom
WJitsi
WJMonkeyEngine
WKeePass
WMac OS X Panther
WMedia Player Classic
WMicrosoft Office 2003
WMicrosoft Office Picture Manager
WMicrosoft OneNote
WMnemosyne (software)
WMozilla Sunbird
WMozilla Thunderbird
WNotepad++
WPeerGuardian
WPresto (browser engine)
WPsychoPy
WRecovery Toolbox
WRoboCup 3D Soccer Simulation League
WSafari (web browser)
WScala (programming language)
WSecond Life
WSimSpark
WSkype
WSteam (service)
WTopStyle
WTortoiseSVN
WGNOME Videos
WVision (game engine)
WVisualSim Architect
WVuze
WWinDirStat
WWindows Server 2003
WXcode
WXen
WXMule