Visual C# Microsoft Visual C# 2005, pronounced C sharp, is a programming language designed for building a wide range of applications that run on the .NET Framework. C# is simple, powerful, type-safe, and object-oriented. With its many innovations, C# enables rapid application development while retaining the expressiveness and elegance of C-style languages. in Web Development > C#with 2005developmentmicrosoftprogrammingpronouncedsharpvisualweb