Repositories list

• aspnetcore

  Public

  dotnet/aspnetcore’s past year of commit activity
  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#

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  MIT License

  •11k11k forks•38k38k stars•3.6k3.6k issues•259259 pull requests•Updated Apr 20, 2026Apr 20, 2026

• Nerdbank.GitVersioning

  Public

  dotnet/Nerdbank.GitVersioning’s past year of commit activity
  Stamp your assemblies, packages and more with a unique version generated from a single, simple version.json file and include git commit IDs for non-official bui…

  C#

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  MIT License

  •180180 forks•1.6k1.6k stars•4747 issues•1313 pull requests•Updated Apr 20, 2026Apr 20, 2026

• dotnet-monitor

  Public

  dotnet/dotnet-monitor’s past year of commit activity
  This repository contains the source code for .NET Monitor - a tool that allows you to gather diagnostic data from running applications using HTTP endpoints

  C#

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  MIT License

  •122122 forks•707707 stars•126126 issues•99 pull requests•Updated Apr 20, 2026Apr 20, 2026

• runtime

  Public

  dotnet/runtime’s past year of commit activity
  .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

  dotnethelp-wantedhacktoberfest

  dotnethelp-wantedhacktoberfest

  C#

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  MIT License

  •5.4k5.4k forks•18k18k stars•7.8k7.8k issues•437437 pull requests•Updated Apr 20, 2026Apr 20, 2026

• vscode-csharp

  Public

  dotnet/vscode-csharp’s past year of commit activity
  Official C# support for Visual Studio Code

  c-sharpcsharpdotnet+ 2

  c-sharpcsharpdotnetvscodeomnisharp

  TypeScript

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  MIT License

  •750750 forks•3k3k stars•686686 issues•2121 pull requests•Updated Apr 20, 2026Apr 20, 2026

• roslyn

  Public

  dotnet/roslyn’s past year of commit activity
  The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

  visual-studiocsharproslyn+ 2

  visual-studiocsharproslynvisual-basichacktoberfest

  C#

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  MIT License

  •4.2k4.2k forks•20k20k stars•5.5k5.5k issues•656656 pull requests•Updated Apr 20, 2026Apr 20, 2026

• WatsonWebserver

  Public

  dotnet/WatsonWebserver’s past year of commit activity
  Watson is the fastest, easiest way to build scalable RESTful web servers and services in C#.

  httpcloudweb+ 17

  httpcloudwebreststreamserverwatsonnugethttpsrest-api+ 10

  C#

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  MIT License

  •101101 forks•486486 stars•00 issues•00 pull requests•Updated Apr 20, 2026Apr 20, 2026

• symreader-converter

  Public

  dotnet/symreader-converter’s past year of commit activity
  Converts between Windows PDB and Portable PDB formats.

  debuggingconverterpdb+ 4

  debuggingconverterpdbcrossplatformmanagedwindows-pdbportable-pdb

  C#

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  MIT License

  •4141 forks•6868 stars•1616 issues•77 pull requests•Updated Apr 20, 2026Apr 20, 2026

• Silk.NET

  Public

  dotnet/Silk.NET’s past year of commit activity
  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#

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  MIT License

  •453453 forks•5k5k stars•8282 issues•1818 pull requests•Updated Apr 20, 2026Apr 20, 2026

• maui

  Public
  .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#

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  MIT License

  •1.9k1.9k forks•23k23k stars•3.7k3.7k issues•301301 pull requests•Updated Apr 19, 2026Apr 19, 2026

• AspNetCore.Docs

  Public
  Documentation for ASP.NET Core

  docsaspnetcoreaspnet+ 2

  docsaspnetcoreaspnetaspaspnet-core

  C#

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  Creative Commons Attribution 4.0 International

  •25k25k forks•13k13k stars•574574 issues•1111 pull requests•Updated Apr 19, 2026Apr 19, 2026

• workload-versions

  Public
  PowerShell

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  MIT License

  •1717 forks•1313 stars•77 issues•77 pull requests•Updated Apr 19, 2026Apr 19, 2026

• dotnet-operator-sdk

  Public

  dotnet/dotnet-operator-sdk’s past year of commit activity
  KubeOps is a Kubernetes operator sdk in dotnet. Strongly inspired by kubebuilder.

  kubernetessdkdotnet+ 3

  kubernetessdkdotnetoperatorcrdskubernetes-operator-sdk

  C#

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  Apache License 2.0

  •8484 forks•359359 stars•2727 issues•22 pull requests•Updated Apr 19, 2026Apr 19, 2026

• dotnet

  Public

  dotnet/dotnet’s past year of commit activity
  Home of .NET's Virtual Monolithic Repository which includes all the code needed to build the .NET SDK.

  dotnetmonorepo

  dotnetmonorepo

  C#

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  MIT License

  •280280 forks•1.1k1.1k stars•135135 issues•5858 pull requests•Updated Apr 19, 2026Apr 19, 2026

• BenchmarkDotNet

  Public

  dotnet/BenchmarkDotNet’s past year of commit activity
  Powerful .NET library for benchmarking

  c-sharpbenchmarkingbenchmark+ 4

  c-sharpbenchmarkingbenchmarkperformancecsharpdotnethacktoberfest

  C#

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  MIT License

  •1k1k forks•11k11k stars•148148 issues•3838 pull requests•Updated Apr 19, 2026Apr 19, 2026

• fsharp

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

  visual-studiotoolscompiler+ 5

  visual-studiotoolscompilerfsharpfunctional-programmingdotnetnetcoreintellisense

  F#

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  MIT License

  •856856 forks•4.3k4.3k stars•1.2k1.2k issues•9292 pull requests•Updated Apr 19, 2026Apr 19, 2026

• eShop

  Public
  A reference .NET application implementing an eCommerce site

  C#

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  MIT License

  •3.6k3.6k forks•10k10k stars•107107 issues•6666 pull requests•Updated Apr 19, 2026Apr 19, 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#

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  MIT License

  •99 forks•7777 stars•99 issues•99 pull requests•Updated Apr 19, 2026Apr 19, 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•237237 issues•4141 pull requests•Updated Apr 19, 2026Apr 19, 2026

• wpf

  Public
  WPF is a .NET Core UI framework for building Windows desktop applications.

  dotnetwpfhelp-wanted

  dotnetwpfhelp-wanted

  C#

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  MIT License

  •1.3k1.3k forks•7.6k7.6k stars•1.4k1.4k issues•212212 pull requests•Updated Apr 19, 2026Apr 19, 2026

• dotnet-buildtools-prereqs-docker

  Public
  Used to maintain the Docker images hosted at the mcr.microsoft.com/dotnet-buildtools/prereqs image repository

  Dockerfile

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  MIT License

  •114114 forks•8585 stars•4343 issues•11 pull request•Updated Apr 19, 2026Apr 19, 2026

• msbuild

  Public

  dotnet/msbuild’s past year of commit activity
  The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

  microsoftvisual-studiobuild+ 3

  microsoftvisual-studiobuildmsbuildhelp-wantedhacktoberfest

  C#

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  MIT License

  •1.4k1.4k forks•5.5k5.5k stars•1.5k1.5k issues•102102 pull requests•Updated Apr 19, 2026Apr 19, 2026

• android

  Public

  dotnet/android’s past year of commit activity
  .NET for Android provides open-source bindings of the Android SDK for use with .NET managed languages such as C#

  C#

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  MIT License

  •566566 forks•2.1k2.1k stars•404404 issues•2727 pull requests•Updated Apr 19, 2026Apr 19, 2026

• roslyn-tools

  Public
  Tools used in Roslyn based repos

  C#

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  MIT License

  •8383 forks•106106 stars•7171 issues•44 pull requests•Updated Apr 19, 2026Apr 19, 2026

• performance

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

  F#

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  MIT License

  •295295 forks•760760 stars•209209 issues•5353 pull requests•Updated Apr 18, 2026Apr 18, 2026

• Scaffolding

  Public

  dotnet/Scaffolding’s past year of commit activity
  Code generators to speed up development.

  C#

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  MIT License

  •242242 forks•807807 stars•240240 issues•1313 pull requests•Updated Apr 18, 2026Apr 18, 2026

• dotnet-api-docs

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

  hacktoberfest

  hacktoberfest

  C#

  •

  Other

  •1.7k1.7k forks•906906 stars•1.5k1.5k issues•9898 pull requests•Updated Apr 18, 2026Apr 18, 2026

• efcore

  Public

  dotnet/efcore’s past year of commit activity
  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#

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  MIT License

  •3.4k3.4k forks•15k15k stars•2.4k2.4k issues•3535 pull requests•Updated Apr 18, 2026Apr 18, 2026

• EntityFramework.Docs

  Public
  Documentation for Entity Framework Core and Entity Framework 6

  documentationormentity-framework+ 2

  documentationormentity-frameworkentity-framework-coreentity-framework-6

  Mermaid

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  Creative Commons Attribution 4.0 International

  •2k2k forks•1.7k1.7k stars•557557 issues•11 pull request•Updated Apr 18, 2026Apr 18, 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#

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  Other

  •564564 forks•2.9k2.9k stars•446446 issues•4848 pull requests•Updated Apr 18, 2026Apr 18, 2026