| vns | Visual Net Server File |
| vo | Coq Compiled Object |
| voc | Mizar Vocabulary File |
| vof | VZ Programmer Object Folder |
| vpc | ViziGen Project Configuration |
| vpi | Virtual Pascal OS/2 Unit |
| vpy | Vortex Python Script |
| vqr | CodePainter Revolution Query Painter Query |
| vsct | Visual Studio Command Table |
| vsdisco | Visual Studio .NET Dynamic Discovery Data |
| vsh | Microsoft DirectX D3D Vertex Shader |
| vshader | Microsoft DirectX D3D Vertex Shader |
| vsix | Visual Studio Extension Package |
| vsmacros | Visual Studio .NET Macros |
| vsmdi | Microsoft Visual Studio Test Metadata |
| vso | Microsoft DirectX D3D Compiled Vertex Shader |
| vsp | Visual Studio Profiling Data |
| vspf | Visual Studio Performance Filter |
| vspolicy | Visual Studio Policy Description Language Data |
| vsprops | Visual Studio Project Property Sheet |
| vsps | Visual Studio Serialized Performance Report |
| vspscc | Visual Studio Project Source Control |
| vspx | Visual Studio Profiling Report Data |
| vsscc | Visual Studio Solution Source Control Temporary File |
| vssscc | Visual Studio Solution Source Control |
| vstax | Visual Studio Tools for Applications Template |
| vstemplate | Visual Studio Project Template Metadata |
| vsz | Visual Studio Wizard |
| 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 |
| vtml | Visual Tool Markup Language Document |