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.

The Reactive Extensions for .NET

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

Static site generator for .NET API documentation.

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

.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.

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

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

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

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

Experimental and pre-release tools for .NET MAUI

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