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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# 18.3k 5.6k

  2. roslyn roslyn Public

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

    C# 20.7k 4.3k

  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# 38.5k 12.4k

  4. winforms winforms Public

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

    C# 4.9k 1.1k

  5. docs docs Public

    This repository contains .NET Documentation.

    4.8k 6.1k

Repositories

Showing 10 of 280 repositories
  • arcade Public

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

    dotnet/arcade's past year of commit activity
    C# 730 MIT 398 352 (54 issues need help) 61 Updated Sep 29, 2026
  • android Public

    .NET for Android provides open-source bindings of the Android SDK for use with .NET managed languages such as C#

    dotnet/android's past year of commit activity
    C# 2,139 MIT 581 268 37 Updated Sep 29, 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# 833 MIT 89 31 3 Updated Sep 29, 2026
  • skills Public

    Repository for skills to assist AI coding agents with .NET and C#

    dotnet/skills's past year of commit activity
    C# 5,503 MIT 419 67 30 Updated Sep 29, 2026
  • maui-labs Public

    Experimental and pre-release tools for .NET MAUI

    dotnet/maui-labs's past year of commit activity
    C# 223 MIT 34 85 73 Updated Sep 29, 2026
  • performance Public

    This repo contains benchmarks used for testing the performance of all .NET Runtimes

    dotnet/performance's past year of commit activity
    F# 772 MIT 302 213 (8 issues need help) 59 Updated Sep 29, 2026
  • sdk Public

    Core functionality needed to create .NET Core projects, that is shared between Visual Studio and CLI

    dotnet/sdk's past year of commit activity
    C# 3,218 MIT 1,291 2,287 (25 issues need help) 161 Updated Sep 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# 18,309 MIT 5,631 5,000+ (394 issues need help) 687 Updated Sep 29, 2026
  • roslyn Public

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

    dotnet/roslyn's past year of commit activity
    C# 20,689 MIT 4,330 5,000+ (632 issues need help) 743 Updated Sep 29, 2026
  • 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# 4,339 MIT 880 1,141 (33 issues need help) 135 Updated Sep 29, 2026
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