| vta | Valve Source Flex Animation Data |
| vtf | Valve Source Texture Data |
| vtk | ParaView VTK Data File |
| vtl | Velocity Template Language File |
| vtm | Visual Tool Markup Language Document |
| vtml | Visual Tool Markup Language Document |
| vtml | Visual Tool Markup Language |
| vtp | ParaView VTK Poly Data |
| vtr | ParaView VTK Rectilinear Grid |
| vtu | ParaView VTK Unstructured Grid |
| vtx | Valve Source Mesh Strip Data |
| vue | FoxPro 2 View |
| vue | dBASE IV View File |
| vvd | Valve Source Model Vertex Data |
| vvt | VersaPro Variable View Table |
| vwf | Altera Quartus II Vector Waveform File |
| w | OpenEdge ABL Procedure File |
| w32 | Win32 Makefile |
| wcp_settings | Alpha Five Web Project Settings |
| wct | Visual Basic WebClass HTML Template |
| wde | WinDev Report File |
| wdg | WinDev Procedures |
| wdi | WinDev Component Description |
| wdk | WinDev Component |
| wdm | WinDev WDINT Extraction File |
| wdo | WinDev Component List |
| wdt | WinDev Template File |
| wdw | WinDev Window File |
| wdy | WinDev Run-Time Template |
| webinfo | Visual Studio .NET Web Information Data |
