Windows system utilities to maximize productivity

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

.NET debugger and assembly editor

🎬 ScreenToGif allows you to record a selected area of your screen, edit and save it as a gif or video.

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.

Documentation for ASP.NET Core

Mono open source ECMA CLI, C# and .NET implementation.

Capture Screen, Audio, Cursor, Mouse Clicks and Keystrokes

.NET (WPF and Windows Forms) bindings for the Chromium Embedded Framework

A rewrite of the old legacy software "depends.exe" in C# for Windows devs to troubleshoot dll load dependencies issues.

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Down…

Experience, Learn and Code the latest breakthrough innovations with Microsoft AI

.NET deobfuscator and unpacker.

Libre Hardware Monitor is free software that can monitor the temperature sensors, fan speeds, voltages, load and clock speeds of your computer.

Xamarin.Forms is no longer supported. Migrate your apps to .NET MAUI.

SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop model…

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

Sample apps built using the Xamarin.Forms framework

Sample code referenced by the .NET documentation

A 100% native C# implementation of ZeroMQ for .NET

This repo contains CoreRT, an experimental .NET Core runtime optimized for AOT (ahead of time compilation) scenarios, with the accompanying compiler toolchain.

MonoDevelop is a cross platform .NET IDE

.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#

A library containing all P/Invoke code so you don't have to import it every time. Maintained and updated to support the latest Windows OS.

Demo of the potential of C# for systems programming with the .NET native ahead-of-time compilation technology.

A library for adding scripting to .NET applications. Supports V8 (Windows, Linux, macOS) and JScript/VBScript (Windows).

CodeXGLUE

A tiny, cross-platform, module based web server for .NET

FFmpeg auto generated unsafe bindings for C#/.NET and Core (Linux, MacOS and Mono).