Contains data used by Visual3D.NET, a shader-based 3D engine and design toolset built on Microsoft .NET and XNA; also named ".v3d[type]," such as ".v3dMedia," for media data, ".v3dScene" for 3D scenes, and ".v3dAssets" for 3D assets.
Program(s) that open v3d files
Windows: Realmware Visual3D.NET
Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/v3d
