# .NET

A development platform containing runtimes, libraries, and tools for building many kinds of applications.

## What is **.NET** in C#?

**.NET** — A development platform containing runtimes, libraries, and tools for building many kinds of applications.

Level: Novice · [More C# terms at this level](https://www.ask-codey.com/glossary/subjects/c-sharp/novice)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/dotnet