C Sharp, often written as C#, is a modern programming language developed by Microsoft. It is part of the Microsoft .NET framework and is designed for building a variety of applications, including web, mobile, and desktop software. C# is known for its simplicity and versatility, making it accessible for both beginners and experienced developers. The language supports object-oriented programming, which allows developers to create reusable code through classes and objects. C# also features strong type-checking, garbage collection, and rich libraries, enabling efficient development. Its popularity has grown due to its integration with Visual Studio, a powerful development environment provided by Microsoft.