| wbx | Mikrotik RouterOS Winbox Configuration |
| wc4 | WinCheckIt4 Settings |
| wcf | WadAuthor Configuration |
| wcfg | WildTangent Configuration |
| wcr | Ergane Configuration |
| wcst | Wirecast Setup |
| wcx | RemoteApp and Desktop Connections Configuration |
| wda | NetManage RUMBA Configuration |
| websettings | J2EE Web Project Settings Data |
| wed | JAWS Configuration |
| wee | Wee Configuration File |
| wfc | Windows Wireless Network Settings |
| wfc | WinFellow Configuration |
| wfg | WinFrog Configuration Data |
| wfw | Windows Firewall Exported Rules |
| wgc | WatchGuard Log Server Config File |
| wgd | WatchGuard Dimension Settings Data |
| wgp | Logitech WingMan Game Profile |
| whd | WinUAEX WHDLoad Settings |
| whz | WinUAEX Zipped WHDLoad Settings |
| wini | WildTangent Configuration |
| wlm | HP-UX Workload Manager Configuration |
| wlvs | Windows Live Movie Maker Video Settings |
| wme | Windows Media Encoder Session Profile |
| wmlrc | Website META Language Configuration File |
| wos | Words of Worship Output Settings Data |
| wpp | Apple Logic Studio WaveBurner Plug-in Chain Preset |
| wpr | Apple Logic Studio WaveBurner Plug-in Preset |
| wpx | Windows Printer Description |
| ws | IBM Personal Communications WorkStation Profile |
| wscx | Wondershare SurveyCreator Data |
| wsdt | IAR Embedded Workbench Workspace Settings |
| wset | Microsoft Word for Mac Settings Data |
| wsp | Web Site Publisher Configuration |
| wspos | IAR Embedded Workbench Window Placement Data |
