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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# 37.7k 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 799

Repositories

Showing 10 of 277 repositories
  • 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# 23,160 MIT 1,910 3,838 (5 issues need help) 619 Updated Feb 7, 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# 3,114 MIT 850 215 (2 issues need help) 24 Updated Feb 7, 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# 940 MIT 242 123 51 Updated Feb 7, 2026
  • macios Public

    .NET for iOS, Mac Catalyst, macOS, and tvOS provide open-source bindings of the Apple SDKs for use with .NET managed languages such as C#

    dotnet/macios’s past year of commit activity
    C# 2,819 555 460 (15 issues need help) 34 Updated Feb 7, 2026
  • nuget-trends Public

    Check out NuGet packages adoption and what's trending on NuGet.

    dotnet/nuget-trends’s past year of commit activity
    C# 176 MIT 40 24 (1 issue needs help) 11 Updated Feb 7, 2026
  • dotnet-api-docs Public

    .NET API reference documentation (.NET 5+, .NET Core, .NET Framework)

    dotnet/dotnet-api-docs’s past year of commit activity
    C# 885 1,660 1,504 (61 issues need help) 95 Updated Feb 7, 2026
  • MQTTnet Public

    MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.

    dotnet/MQTTnet’s past year of commit activity
    C# 4,931 MIT 1,143 165 16 Updated Feb 7, 2026
  • diagnostics Public

    This repository contains the source code for various .NET Core runtime diagnostic tools and documents.

    dotnet/diagnostics’s past year of commit activity
    C++ 1,311 MIT 385 301 (5 issues need help) 24 Updated Feb 7, 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# 17,533 MIT 5,327 5,000+ (423 issues need help) 372 Updated Feb 7, 2026
  • core Public

    .NET news, announcements, release notes, and more!

    dotnet/core’s past year of commit activity
    PowerShell 21,860 MIT 4,952 327 13 Updated Feb 7, 2026
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