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.NET Platform

Home of the open source .NET platform

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  1. runtime runtime Public

    .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

    C# 17.5k 5.3k

  2. roslyn roslyn Public

    The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

    C# 20.2k 4.2k

  3. aspnetcore aspnetcore Public

    ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

    C# 37.6k 10.6k

  4. winforms winforms Public

    Windows Forms is a .NET UI framework for building Windows desktop applications.

    C# 4.7k 1.1k

  5. docs docs Public

    This repository contains .NET Documentation.

    4.6k 6.1k

  6. aspire aspire Public

    Aspire is the tool for code-first, extensible, observable dev and deploy.

    C# 5.4k 788

Repositories

Showing 10 of 277 repositories
  • fsharp Public

    The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio

    dotnet/fsharp’s past year of commit activity
    F# 4,241 MIT 847 1,259 (56 issues need help) 72 Updated Jan 29, 2026
  • aspnetcore Public

    ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

    dotnet/aspnetcore’s past year of commit activity
    C# 37,635 MIT 10,560 3,494 (160 issues need help) 204 Updated Jan 29, 2026
  • runtime Public

    .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

    dotnet/runtime’s past year of commit activity
    C# 17,476 MIT 5,319 5,000+ (428 issues need help) 353 Updated Jan 29, 2026
  • msbuild Public

    The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

    dotnet/msbuild’s past year of commit activity
    C# 5,481 MIT 1,402 1,429 (75 issues need help) 81 Updated Jan 29, 2026
  • extensions Public

    This repository contains a suite of libraries that provide facilities commonly needed when creating production-ready applications.

    dotnet/extensions’s past year of commit activity
    C# 3,107 MIT 851 214 (2 issues need help) 27 Updated Jan 29, 2026
  • dotnet Public

    Home of .NET's Virtual Monolithic Repository which includes all the code needed to build the .NET SDK.

    dotnet/dotnet’s past year of commit activity
    C# 924 MIT 239 126 38 Updated Jan 29, 2026
  • android-libraries Public

    .NET for Android bindings for Google's libraries, such as AndroidX, GooglePlayServices, Firebase, and MLKit and their 3rd party dependency libraries.

    dotnet/android-libraries’s past year of commit activity
    C# 294 MIT 63 75 (1 issue needs help) 18 Updated Jan 29, 2026
  • docs Public

    This repository contains .NET Documentation.

    dotnet/docs’s past year of commit activity
    4,631 CC-BY-4.0 6,074 1,091 (16 issues need help) 54 Updated Jan 29, 2026
  • samples Public

    Sample code referenced by the .NET documentation

    dotnet/samples’s past year of commit activity
    C# 3,680 CC-BY-4.0 5,181 84 12 Updated Jan 29, 2026
  • maui Public

    .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

    dotnet/maui’s past year of commit activity
    C# 23,158 MIT 1,907 3,822 (5 issues need help) 607 Updated Jan 29, 2026
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