File Types and Extensions in .NET Projects

This article describes the types of files in C# and Visual Basic.NET projects.

C# Files, Extensions and Projects

C# application consists of the following files:

.cs - Source code C# files (classes, Windows forms, user controls etc)
.Designer.cs - Auto-generated C# files (written by Visual Studio Forms Designer to implement actions performed by dragging/dropping controls)
.xsd - XML files for DataSet classes generation
.csproj - C# project files
.csproj.vspscc - Version control file for C# projects