RepoGuard
Updated 11 h ago
.NET Platform

Organization

Public GitHub footprint of .NET Platform

@dotnet
View profile on GitHub

Home of the open source .NET platform

278

Public repositories

390,625

Total stars

22,713

Followers

.NET Platform, known by the username dotnet, is home to a wide range of open source repositories on GitHub. The organization primarily utilizes languages such as C#, PowerShell, and C++. Notable projects include ASP.NET Core and .NET MAUI, which are widely used in cloud-based and multi-platform application development.

Top languages

C# 67PowerShell 6C++ 3Shell 3Dockerfile 2F# 2Jupyter Notebook 2TypeScript 1

Public repositories

aspnetcore

38,029

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

C#
Updated Jun 12, 2026

maui

23,264

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

C#
Updated Jun 13, 2026

core

21,984

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

PowerShell
Updated Jun 12, 2026

roslyn

20,479

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

C#
Updated Jun 12, 2026

runtime

17,955

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

C#
Updated Jun 13, 2026

corefx

17,493

This repo is used for servicing PR's for .NET Core 2.1 and 3.1. Please visit us at https://github.com/dotnet/runtime

Unknown Language
Updated Jun 12, 2026

efcore

14,684

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

C#
Updated Jun 13, 2026

AspNetCore.Docs

13,113

Documentation for ASP.NET Core

C#
Updated Jun 11, 2026

coreclr

12,766

CoreCLR is the runtime for .NET Core. It includes the garbage collector, JIT compiler, primitive data types and low-level classes.

Unknown Language
Updated Jun 12, 2026

csharplang

12,636

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

C#
Updated Jun 12, 2026

BenchmarkDotNet

11,430

Powerful .NET library for benchmarking

C#
Updated Jun 11, 2026

orleans

10,786

Cloud Native application framework for .NET

C#
Updated Jun 13, 2026

eShop

10,559

A reference .NET application implementing an eCommerce site

C#
Updated Jun 12, 2026

yarp

9,523

A toolkit for developing high-performance HTTP reverse proxy applications.

C#
Updated Jun 12, 2026

machinelearning

9,330

ML.NET is an open source and cross-platform machine learning framework for .NET.

C#
Updated Jun 11, 2026

wpf

7,664

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

C#
Updated Jun 12, 2026

reactive

7,152

The Reactive Extensions for .NET

C#
Updated Jun 13, 2026

msbuild

5,521

The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

C#
Updated Jun 12, 2026

tye

5,214

Tye is a tool that makes developing, testing, and deploying microservices and distributed applications easier. Project Tye includes a local orchestrator to make developing microservices easier and the ability to deploy microservices to Kubernetes with minimal configuration.

C#
Updated Jun 11, 2026

Silk.NET

5,077

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

C#
Updated Jun 11, 2026

MQTTnet

5,009

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/.

C#
Updated Jun 11, 2026

dotnet-docker

4,857

Official container images for .NET

Dockerfile
Updated Jun 12, 2026

winforms

4,813

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

C#
Updated Jun 12, 2026

docs

4,702

This repository contains .NET Documentation.

Unknown Language
Updated Jun 12, 2026

machinelearning-samples

4,679

Samples for ML.NET, an open source and cross-platform machine learning framework for .NET.

PowerShell
Updated Jun 10, 2026

Open-XML-SDK

4,535

Open XML SDK by Microsoft

C#
Updated Jun 12, 2026

docfx

4,432

Static site generator for .NET API documentation.

C#
Updated Jun 12, 2026

fsharp

4,301

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

F#
Updated Jun 12, 2026

samples

3,720

Sample code referenced by the .NET documentation

C#
Updated Jun 12, 2026

command-line-api

3,667

Command line parsing, invocation, and rendering of terminal output.

C#
Updated Jun 12, 2026

maui-samples

3,644

Samples for .NET Multi-Platform App UI (.NET MAUI)

C#
Updated Jun 12, 2026

roslynator

3,435

Roslynator is a set of code analysis tools for C#, powered by Roslyn.

C#
Updated Jun 13, 2026

skills

3,361

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

C#
Updated Jun 13, 2026

interactive

3,198

.NET Interactive combines the power of .NET with many other languages to create notebooks, REPLs, and embedded coding experiences. Share code, explore data, write, and learn across your apps in ways you couldn't before.

C#
Updated Jun 11, 2026

extensions

3,172

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

C#
Updated Jun 13, 2026

sdk

3,149

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

C#
Updated Jun 12, 2026

vscode-csharp

3,053

Official C# support for Visual Studio Code

TypeScript
Updated Jun 12, 2026

macios

2,876

.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#

C#
Updated Jun 11, 2026

Docker.DotNet

2,414

:whale: .NET (C#) Client Library for Docker API

C#
Updated Jun 11, 2026

iot

2,391

This repo includes .NET Core implementations for various IoT boards, chips, displays and PCBs.

C#
Updated Jun 11, 2026

android-samples

2,214

A collection of .NET for Android sample projects

C#
Updated Jun 12, 2026

android

2,121

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

C#
Updated Jun 12, 2026

format

1,947

Home for the dotnet-format command

Unknown Language
Updated Jun 12, 2026

dotNext

1,942

Next generation API for .NET

C#
Updated Jun 12, 2026

TorchSharp

1,835

A .NET library that provides access to the library that powers PyTorch.

C#
Updated Jun 11, 2026

EntityFramework.Docs

1,735

Documentation for Entity Framework Core and Entity Framework 6

Mermaid
Updated Jun 12, 2026

Comet

1,675

Comet is an MVU UIToolkit written in C#

C#
Updated Jun 12, 2026

Nerdbank.GitVersioning

1,568

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 builds.

C#
Updated Jun 11, 2026

ResXResourceManager

1,455

Manage localization of all ResX-Based resources in one central place.

C#
Updated Jun 11, 2026

announcements

1,369

Subscribe to this repo to be notified of Announcements and changes in .NET Core.

Unknown Language
Updated Jun 12, 2026

sourcelink

1,345

Source Link enables a great source debugging experience for your users, by adding source control metadata to your built assets

C#
Updated Jun 11, 2026

diagnostics

1,318

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

C++
Updated Jun 12, 2026

ILMerge

1,308

ILMerge is a static linker for .NET Assemblies.

C#
Updated Jun 12, 2026

csharp-notebooks

1,244

Get started learning C# with C# notebooks powered by .NET Interactive and VS Code.

Jupyter Notebook
Updated Jun 12, 2026

ClangSharp

1,223

Clang bindings for .NET written in C#

C#
Updated Jun 11, 2026

modernize-dotnet

1,205

No description provided for this repository.

Shell
Updated Jun 12, 2026

dotnet

1,147

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

C#
Updated Jun 12, 2026

blazor-samples

1,090

No description provided for this repository.

HTML
Updated Jun 10, 2026

dotnet-console-games

1,007

Game examples implemented as .NET console applications primarily for providing education and inspiration. :)

C#
Updated Jun 12, 2026

SqlClient

976

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

C#
Updated Jun 11, 2026

dotnet-api-docs

916

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

C#
Updated Jun 11, 2026

ai-samples

873

No description provided for this repository.

C#
Updated Jun 11, 2026

csharpstandard

813

Working space for ECMA-TC49-TG2, the C# standard committee.

C#
Updated Jun 10, 2026

dev-proxy

792

Simulate API failures, throttling, and chaos — all from your command line.

C#
Updated Jun 11, 2026

performance

765

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

F#
Updated Jun 12, 2026

arcade

724

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

C#
Updated Jun 12, 2026

Nerdbank.Streams

710

Specialized .NET Streams and pipes for full duplex in-proc communication, web sockets, and multiplexing

C#
Updated Jun 13, 2026

dotnet-monitor

706

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#
Updated Jun 13, 2026

sign

573

Code Signing CLI tool supporting Authenticode, NuGet, VSIX, and ClickOnce

C#
Updated Jun 12, 2026

XAMLStudio

419

XAML Studio is a rapid prototyping tool for WinUI-based XAML that can then be easily copied into Visual Studio!

C#
Updated Jun 11, 2026

beginner-series

383

.NET for beginner's videos, code, and links.

Jupyter Notebook
Updated Jun 12, 2026

dotnet-operator-sdk

364

KubeOps is a Kubernetes operator sdk in dotnet. Strongly inspired by kubebuilder.

C#
Updated Jun 12, 2026

android-libraries

310

.NET for Android bindings for Google's libraries, such as AndroidX, GooglePlayServices, Firebase, and MLKit and their 3rd party dependency libraries.

C#
Updated Jun 12, 2026

docs-maui

277

This repository contains documentation for .NET Multi-platform App UI (MAUI).

Unknown Language
Updated Jun 12, 2026

java-interop

257

Java.Interop provides open-source bindings of Java's Java Native Interface (JNI) for use with .NET managed languages such as C#

C#
Updated Jun 12, 2026

docs-desktop

234

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

C#
Updated Jun 11, 2026

windowsdesktop

208

No description provided for this repository.

Shell
Updated Jun 13, 2026

install-scripts

206

No description provided for this repository.

PowerShell
Updated Jun 10, 2026

xharness

188

C# command line tool for running tests on Android / iOS / tvOS devices and simulators

C#
Updated Jun 12, 2026

docker-tools

177

This is a repo to house some common tools for our various docker repos.

C#
Updated Jun 12, 2026

maui-labs

168

Experimental and pre-release tools for .NET MAUI

C#
Updated Jun 11, 2026

versions

151

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

Unknown Language
Updated Jun 12, 2026

roslyn-tools

107

Tools used in Roslyn based repos

C#
Updated Jun 12, 2026

dotnet-buildtools-prereqs-docker

86

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

Dockerfile
Updated Jun 12, 2026

arcade-services

82

Home to .NET's dependency flow system & tooling

C#
Updated Jun 12, 2026

source-build-assets

52

No description provided for this repository.

IL Assembly
Updated Jun 11, 2026

NuGet.BuildTasks

47

The build tasks used to pick up package content from project.lock.json.

PowerShell
Updated Jun 12, 2026

signalr-client-swift

41

The swift client library for SignalR and Azure Signalr Service

Swift
Updated Jun 12, 2026

android-tools

40

No description provided for this repository.

C#
Updated Jun 12, 2026

llvm-project

31

Mono's patches for the LLVM repository: https://www.mono-project.com/docs/advanced/runtime/docs/llvm-backend/#the-llvm-mono-branch

C++
Updated Jun 12, 2026

issue-labeler

29

An issue labeler bot for use in dotnet repositories.

C#
Updated Jun 13, 2026

docs-tools

25

This repo contains GitHub Actions and other tools that are designed to be invoked on DocFx repositories.

C#
Updated Jun 11, 2026

arcade-validation

21

Testing and validation scenarios for https://github.com/dotnet/arcade

PowerShell
Updated Jun 10, 2026

emsdk

18

Emscripten SDK

Python
Updated Jun 12, 2026

arcade-skills

10

Reuseable AI skills, plugins, agents for use in the dotnet product repos, such as dotnet/runtime

PowerShell
Updated Jun 10, 2026

node

8

Node.js JavaScript runtime :sparkles::turtle::rocket::sparkles:

JavaScript
Updated Jun 12, 2026

website-thanks-data

8

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

C#
Updated Jun 11, 2026

scenario-tests

7

Scenario testing for installed .NET Core SDKs

Shell
Updated Jun 12, 2026

cpython

6

The Python programming language

C
Updated Jun 12, 2026

emscripten

2

Emscripten: An LLVM-to-WebAssembly Compiler

C++
Updated Jun 12, 2026

Frequently asked questions

What does dotnet build on GitHub?

dotnet builds a variety of open source frameworks and libraries on GitHub, with a focus on cloud-based applications and cross-platform development. Key repositories include ASP.NET Core for web applications and .NET MAUI for multi-platform UI.

Which programming languages does dotnet use?

The dotnet organization primarily uses C#, PowerShell, and C++ for its repositories. Additionally, languages like Jupyter Notebook and F# are also part of their diverse development ecosystem.

Are dotnet's repositories public?

Yes, all of dotnet's repositories on GitHub are public. This transparency allows developers to access, contribute to, and audit the code, fostering collaboration within the open source community.

Is this exposure intended?

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