Repositories list

• aspire

  Public

  dotnet/aspire’s past year of commit activity
  Aspire is the tool for code-first, extensible, observable dev and deploy.

  pythoncloudtypescript+ 2dotnethacktoberfest

  C#

  •

  MIT License

  •789•5.4k•1.4k•84•Updated Jan 29, 2026Jan 29, 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+ 4csharpdotnettvoswatchos

  C#

  •

  Other

  •555•2.8k•461•31•Updated Jan 29, 2026Jan 29, 2026

• dnceng

  Public

  dotnet/dnceng’s past year of commit activity
  .NET Engineering Services

  C#

  •

  MIT License

  •29•30•55•6•Updated Jan 29, 2026Jan 29, 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

  C#

  •

  MIT License

  •239•926•126•31•Updated Jan 29, 2026Jan 29, 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

  C#

  •

  MIT License

  •5.3k•17k•8.1k•355•Updated Jan 29, 2026Jan 29, 2026

• docker-tools

  Public

  dotnet/docker-tools’s past year of commit activity
  This is a repo to house some common tools for our various docker repos.

  C#

  •

  MIT License

  •60•173•97•7•Updated Jan 29, 2026Jan 29, 2026

• docs

  Public

  dotnet/docs’s past year of commit activity
  This repository contains .NET Documentation.

  csharpfsharpvisual-basic+ 3dotnetdotnet-corehacktoberfest

  Creative Commons Attribution 4.0 International

  •6.1k•4.6k•1.1k•54•Updated Jan 29, 2026Jan 29, 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

  •565•2.1k•365•31•Updated Jan 29, 2026Jan 29, 2026

• Scaffolding

  Public

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

  C#

  •

  MIT License

  •239•801•196•13•Updated Jan 29, 2026Jan 29, 2026

• orleans

  Public

  dotnet/orleans’s past year of commit activity
  Cloud Native application framework for .NET

  distributed-systemsactorsdotnet+ 6actor-modelconcurrencycloud-computingcloud-nativedistributed-actorsorleans

  C#

  •

  MIT License

  •2.1k•11k•656•64•Updated Jan 29, 2026Jan 29, 2026

• SqlClient

  Public

  dotnet/SqlClient’s past year of commit activity
  Microsoft.Data.SqlClient provides database connectivity to SQL Server for .NET applications.

  C#

  •

  MIT License

  •321•959•236•38•Updated Jan 29, 2026Jan 29, 2026

• sdk

  Public

  dotnet/sdk’s past year of commit activity
  Core functionality needed to create .NET Core projects, that is shared between Visual Studio and CLI

  clivisual-studiosdk+ 1dotnet

  C#

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  MIT License

  •1.2k•3k•2.7k•188•Updated Jan 29, 2026Jan 29, 2026

• arcade

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

  C#

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  MIT License

  •378•706•461•34•Updated Jan 29, 2026Jan 29, 2026

• csharpstandard

  Public

  dotnet/csharpstandard’s past year of commit activity
  Working space for ECMA-TC49-TG2, the C# standard committee.

  C#

  •

  Creative Commons Attribution 4.0 International

  •92•795•243•44•Updated Jan 29, 2026Jan 29, 2026

• ef6tools

  Public

  dotnet/ef6tools’s past year of commit activity
  This is the codebase for the Entity Framework 6 and LINQ-To-SQL designers.

  C#

  •

  MIT License

  •17•37•11•1•Updated Jan 29, 2026Jan 29, 2026

• arcade-services

  Public

  dotnet/arcade-services’s past year of commit activity
  Home to .NET's dependency flow system & tooling

  infrastructuredotnetdependencies+ 2engineering-platformsdepedency-tracking

  C#

  •

  MIT License

  •78•78•169•9•Updated Jan 29, 2026Jan 29, 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+ 10multi-platformmobiledotnetdesktopuser-interfacehacktoberfestmaui+ 3

  C#

  •

  MIT License

  •1.9k•23k•3.8k•605•Updated Jan 29, 2026Jan 29, 2026

• diagnostics

  Public

  dotnet/diagnostics’s past year of commit activity
  This repository contains the source code for various .NET Core runtime diagnostic tools and documents.

  C++

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  MIT License

  •384•1.3k•301•24•Updated Jan 29, 2026Jan 29, 2026

• source-build

  Public

  dotnet/source-build’s past year of commit activity
  A repository to track efforts to produce a source tarball of the .NET Core SDK and all its components

  MIT License

  •138•281•148•0•Updated Jan 29, 2026Jan 29, 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+ 2visual-basichacktoberfest

  C#

  •

  MIT License

  •4.2k•20k•5.4k•621•Updated Jan 29, 2026Jan 29, 2026

• installer

  Public

  dotnet/installer’s past year of commit activity
  .NET SDK Installer

  437•1.3k•23•1•Updated Jan 29, 2026Jan 29, 2026

• windowsdesktop

  Public

  dotnet/windowsdesktop’s past year of commit activity
  PowerShell

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  MIT License

  •65•207•14•0•Updated Jan 29, 2026Jan 29, 2026

• winforms

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

  winformsdesktophelp-wanted+ 2windows-formshacktoberfest

  C#

  •

  MIT License

  •1.1k•4.7k•704•66•Updated Jan 29, 2026Jan 29, 2026

• 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+ 1hacktoberfest

  C#

  •

  MIT License

  •11k•38k•3.5k•204•Updated Jan 29, 2026Jan 29, 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+ 3msbuildhelp-wantedhacktoberfest

  C#

  •

  MIT License

  •1.4k•5.5k•1.4k•83•Updated Jan 29, 2026Jan 29, 2026

• versions

  Public

  dotnet/versions’s past year of commit activity
  This repo contains information about the various component versions that ship with .NET Core.

  MIT License

  •158•149•0•1•Updated Jan 29, 2026Jan 29, 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+ 6entity-frameworkdotnet-coredotnet-standardhacktoberfestdotnet-frameworkaspnet-product

  C#

  •

  MIT License

  •3.4k•15k•2.4k•59•Updated Jan 29, 2026Jan 29, 2026

• emsdk

  Public

  dotnet/emsdk’s past year of commit activity
  Emscripten SDK

  PowerShell

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  Other

  •788•16•0•3•Updated Jan 29, 2026Jan 29, 2026

• performance

  Public

  dotnet/performance’s past year of commit activity
  This repo contains benchmarks used for testing the performance of all .NET Runtimes

  F#

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  MIT License

  •288•755•206•63•Updated Jan 29, 2026Jan 29, 2026

• iot

  Public

  dotnet/iot’s past year of commit activity
  This repo includes .NET Core implementations for various IoT boards, chips, displays and PCBs.

  C#

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  MIT License

  •610•2.3k•83•8•Updated Jan 29, 2026Jan 29, 2026