dotnet

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

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

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

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

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

Documentation for ASP.NET Core

Powerful .NET library for benchmarking

A reference .NET application implementing an eCommerce site

Cloud Native application framework for .NET

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

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

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

The Reactive Extensions for .NET

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

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

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

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

Static site generator for .NET API documentation.

Sample code referenced by the .NET documentation

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

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

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

Official C# support for Visual Studio Code

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

A collection of .NET for Android sample projects

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

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

Next generation API for .NET

This repo contains the client-oriented WCF libraries that enable applications built on .NET Core to communicate with WCF services.

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.

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

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

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

Benchmarking infrastructure for applications

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

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

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

Code generators to speed up development.

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

This repository contains the source code for .NET Monitor - a tool that allows you to gather diagnostic data from running applications using HTTP endpoints

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

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

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

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

Experimental and pre-release tools for .NET MAUI

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

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