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C#

Microsoft's modern, object-oriented language for .NET, Unity games and cloud services.

programming language

Quick facts

NameC#

Aliasescsharp, cake, cakescript

Typeprogramming language

Extensions.cs .cake .cs.pp .csx .linq

MIME type—

What is C#

Microsoft's modern, object-oriented language for .NET, Unity games and cloud services.

GitHub Linguist classifies C# as a programming language, typically using extensions such as .cs, .cake, .cs.pp, .csx, .linq.

File extensions:

.cs.cake.cs.pp.csx.linq

Related extensions

Related languages

Frequently asked questions

Microsoft's modern, object-oriented language for .NET, Unity games and cloud services.

Common extensions include .cs, .cake, .cs.pp, .csx, .linq.

Sources & standards

Updated 2026-08-18

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