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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# 17.4k 5.3k

  2. roslyn roslyn Public

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

    C# 20.1k 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 10.5k

  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# 5.3k 772

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# 4,230 MIT 842 1,261 (56 issues need help) 83 Updated Jan 13, 2026
  • arcade Public

    Tools that provide common build infrastructure for multiple .NET Foundation projects.

    dotnet/arcade’s past year of commit activity
    C# 703 MIT 376 462 (102 issues need help) 36 Updated Jan 13, 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# 23,127 MIT 1,903 3,811 (5 issues need help) 594 Updated Jan 13, 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# 17,389 MIT 5,296 5,000+ (440 issues need help) 318 Updated Jan 13, 2026
  • dotnet-operator-sdk Public

    KubeOps is a Kubernetes operator sdk in dotnet. Strongly inspired by kubebuilder.

    dotnet/dotnet-operator-sdk’s past year of commit activity
    C# 344 Apache-2.0 81 31 0 Updated Jan 13, 2026
  • AspNetCore.Docs Public

    Documentation for ASP.NET Core

    dotnet/AspNetCore.Docs’s past year of commit activity
    C# 13,051 CC-BY-4.0 25,029 617 (7 issues need help) 23 Updated Jan 13, 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# 5,476 MIT 1,398 1,439 (76 issues need help) 70 Updated Jan 13, 2026
  • homebrew-dev-proxy Public

    Dev Proxy is an API simulator that helps you effortlessly test your app beyond the happy path.

    dotnet/homebrew-dev-proxy’s past year of commit activity
    Ruby 4 MIT 2 0 0 Updated Jan 13, 2026
  • dev-proxy Public

    Simulate API failures, throttling, and chaos — all from your command line.

    dotnet/dev-proxy’s past year of commit activity
    C# 755 MIT 79 48 (5 issues need help) 2 Updated Jan 13, 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# 37,589 MIT 10,528 3,463 (160 issues need help) 190 Updated Jan 13, 2026
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