May 12, 2026 · Free downloads for building and running .NET apps on Linux, macOS, and Windows. Runtimes, SDKs, and developer packs for .NET Framework, .NET, and ASP.NET.

.NET is a developer platform with tools and libraries for building any type of app, including web, mobile, desktop, games, IoT, cloud, and microservices.

At the heart of the .NET Platform is the .NET Framework, a high-productivity, multilanguage development and execution environment for building and running Web services with important …

.NET is a free, cross-platform, open source developer platform for building many different types of applications. With .NET, you can use multiple languages, editors, and libraries to build for...

This repository is a starting point to learn about and engage in .NET and .NET open source projects. This repository is not an official .NET or .NET Framework support location, however, we will respond …

Home of the open source .NET platform. . NET Platform has 277 repositories available. Follow their code on GitHub.

Apr 28, 2026 · The .NET Framework is a software development framework developed by Microsoft that provides a runtime environment and a set of libraries and tools for building and running applications …

Sep 29, 2025 · The .NET Framework provides a comprehensive security model to ensure safe execution of applications. It combines code access control, type safety and role-based permissions to protect …

Microsoft began developing .NET Framework in the late 1990s, originally under the name of Next Generation Windows Services (NGWS), as part of the Microsoft .NET strategy.

Learn about the .NET platform that powers C# applications and a wide range of software solutions.