Repositories list

• SqlClient

  Public
  Microsoft.Data.SqlClient provides database connectivity to SQL Server for .NET applications.

  C#

  •

  MIT License

  •330330 forks•973973 stars•229229 issues•5656 pull requests•Updated May 11, 2026May 11, 2026

• maui-labs

  Public

  dotnet/maui-labs’s past year of commit activity
  Experimental and pre-release tools for .NET MAUI

  androidmicrosoftios+ 10

  androidmicrosoftiosmulti-platformmobileaidotnetmcpdesktopuser-interface+ 3

  C#

  •

  MIT License

  •1313 forks•128128 stars•3636 issues•2727 pull requests•Updated May 11, 2026May 11, 2026

• android

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

  C#

  •

  MIT License

  •569569 forks•2.1k2.1k stars•413413 issues•3939 pull requests•Updated May 11, 2026May 11, 2026

• sdk

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

  clivisual-studiosdk+ 1

  clivisual-studiosdkdotnet

  C#

  •

  MIT License

  •1.2k1.2k forks•3.1k3.1k stars•2.5k2.5k issues•216216 pull requests•Updated May 11, 2026May 11, 2026

• apisof.net

  Public
  C#

  •

  MIT License

  •3535 forks•124124 stars•2222 issues•55 pull requests•Updated May 11, 2026May 11, 2026

• arcade

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

  C#

  •

  MIT License

  •386386 forks•720720 stars•421421 issues•3636 pull requests•Updated May 11, 2026May 11, 2026

• install-scripts

  Public
  PowerShell

  •

  MIT License

  •110110 forks•205205 stars•1717 issues•66 pull requests•Updated May 11, 2026May 11, 2026

• roslyn

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

  visual-studiocsharproslyn+ 2

  visual-studiocsharproslynvisual-basichacktoberfest

  C#

  •

  MIT License

  •4.3k4.3k forks•20k20k stars•5.5k5.5k issues•707707 pull requests•Updated May 11, 2026May 11, 2026

• AspNetCore.Docs

  Public
  Documentation for ASP.NET Core

  docsaspnetcoreaspnet+ 2

  docsaspnetcoreaspnetaspaspnet-core

  C#

  •

  Creative Commons Attribution 4.0 International

  •25k25k forks•13k13k stars•578578 issues•1818 pull requests•Updated May 11, 2026May 11, 2026

• Silk.NET

  Public
  The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.

  audioopenglcsharp+ 14

  audioopenglcsharpnativegraphicsvulkanopenclglfwgame-developmentopenal+ 7

  C#

  •

  MIT License

  •457457 forks•5k5k stars•8484 issues•2323 pull requests•Updated May 11, 2026May 11, 2026

• dotnet

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

  dotnetmonorepo

  dotnetmonorepo

  C#

  •

  MIT License

  •289289 forks•1.1k1.1k stars•136136 issues•3333 pull requests•Updated May 11, 2026May 11, 2026

• macios

  Public

  dotnet/macios’s past year of commit activity
  .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#

  macosiosxamarin+ 4

  macosiosxamarincsharpdotnettvoswatchos

  C#

  •

  Other

  •565565 forks•2.9k2.9k stars•463463 issues•5151 pull requests•Updated May 11, 2026May 11, 2026

• docs

  Public
  This repository contains .NET Documentation.

  csharpfsharpvisual-basic+ 3

  csharpfsharpvisual-basicdotnetdotnet-corehacktoberfest

  Creative Commons Attribution 4.0 International

  •6.1k6.1k forks•4.7k4.7k stars•938938 issues•6363 pull requests•Updated May 11, 2026May 11, 2026

• docs-desktop

  Public
  This repository contains .NET documentation related to Windows Forms (winforms) and Windows Presentation Foundation (WPF).

  csharpvisual-basicwpf+ 1

  csharpvisual-basicwpfwinforms

  C#

  •

  Creative Commons Attribution 4.0 International

  •188188 forks•233233 stars•4646 issues•33 pull requests•Updated May 11, 2026May 11, 2026

• runtime

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

  dotnethelp-wantedhacktoberfest

  dotnethelp-wantedhacktoberfest

  C#

  •

  MIT License

  •5.4k5.4k forks•18k18k stars•7.8k7.8k issues•431431 pull requests•Updated May 11, 2026May 11, 2026

• workload-versions

  Public
  Shell

  •

  MIT License

  •1818 forks•1313 stars•1010 issues•1212 pull requests•Updated May 11, 2026May 11, 2026

• website-thanks-data

  Public
  Console app for creating data file for https://thanks.dot.net

  dotnetdotnet-core

  dotnetdotnet-core

  C#

  •

  MIT License

  •99 forks•88 stars•11 issue•22 pull requests•Updated May 11, 2026May 11, 2026

• extensions

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

  dotnet

  dotnet

  C#

  •

  MIT License

  •863863 forks•3.2k3.2k stars•217217 issues•2424 pull requests•Updated May 11, 2026May 11, 2026

• maui

  Public

  dotnet/maui’s past year of commit activity
  .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

  androidmicrosoftios+ 10

  androidmicrosoftiosmulti-platformmobiledotnetdesktopuser-interfacehacktoberfestmaui+ 3

  C#

  •

  MIT License

  •1.9k1.9k forks•23k23k stars•3.7k3.7k issues•258258 pull requests•Updated May 11, 2026May 11, 2026

• performance

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

  F#

  •

  MIT License

  •297297 forks•762762 stars•209209 issues•5555 pull requests•Updated May 11, 2026May 11, 2026

• core

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

  dotnetdotnet-core

  dotnetdotnet-core

  PowerShell

  •

  MIT License

  •5k5k forks•22k22k stars•336336 issues•1111 pull requests•Updated May 11, 2026May 11, 2026

• efcore

  Public
  EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

  c-sharpormdatabase+ 6

  c-sharpormdatabaseentity-frameworkdotnet-coredotnet-standardhacktoberfestdotnet-frameworkaspnet-product

  C#

  •

  MIT License

  •3.4k3.4k forks•15k15k stars•2.4k2.4k issues•4242 pull requests•Updated May 11, 2026May 11, 2026

• versions

  Public
  This repo contains information about the various component versions that ship with .NET Core.

  MIT License

  •156156 forks•151151 stars•00 issues•00 pull requests•Updated May 11, 2026May 11, 2026

• vscode-csharp

  Public
  Official C# support for Visual Studio Code

  c-sharpcsharpdotnet+ 2

  c-sharpcsharpdotnetvscodeomnisharp

  TypeScript

  •

  MIT License

  •755755 forks•3k3k stars•701701 issues•2121 pull requests•Updated May 11, 2026May 11, 2026

• Scaffolding

  Public
  Code generators to speed up development.

  C#

  •

  MIT License

  •243243 forks•808808 stars•243243 issues•1212 pull requests•Updated May 11, 2026May 11, 2026

• skills

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

  agent-skills

  agent-skills

  C#

  •

  MIT License

  •130130 forks•1.7k1.7k stars•4242 issues•3939 pull requests•Updated May 11, 2026May 11, 2026

• docfx

  Public
  Static site generator for .NET API documentation.

  apimarkdownstatic-site-generator+ 3

  apimarkdownstatic-site-generatordocumentationcsharpdotnet

  C#

  •

  MIT License

  •888888 forks•4.4k4.4k stars•405405 issues•5050 pull requests•Updated May 11, 2026May 11, 2026

• csharplang

  Public
  The official repo for the design of the C# programming language

  csharplanguage-design

  csharplanguage-design

  C#

  •1.1k1.1k forks•13k13k stars•238238 issues•3838 pull requests•Updated May 11, 2026May 11, 2026

• aspnetcore

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

  dotnetaspnetcorehelp-wanted+ 1

  dotnetaspnetcorehelp-wantedhacktoberfest

  C#

  •

  MIT License

  •11k11k forks•38k38k stars•3.6k3.6k issues•276276 pull requests•Updated May 11, 2026May 11, 2026

• arcade-services

  Public
  Home to .NET's dependency flow system & tooling

  infrastructuredotnetdependencies+ 2

  infrastructuredotnetdependenciesengineering-platformsdepedency-tracking

  C#

  •

  MIT License

  •8181 forks•8282 stars•174174 issues•88 pull requests•Updated May 11, 2026May 11, 2026