Windows Calculator: A simple yet powerful calculator that ships with Windows

The Windows Community Toolkit is a collection of helpers, extensions, and custom controls. It simplifies and demonstrates common developer tasks building .NET apps with UWP and the Windows App SDK / WinUI 3 for Windows 10 and Windows 11. The toolkit is part of the .NET Foundation.

NLog - Advanced and Structured Logging for Various .NET Platforms

Simple, flexible, interactive & powerful charts, maps and gauges for .Net

A framework for building native Windows apps with React.

An advanced, composable, functional reactive model-view-viewmodel framework for all .NET platforms that is inspired by functional reactive programming. ReactiveUI allows you to abstract mutable state away from your user interfaces, express the idea around a feature in one readable place and improve the testability of your application.

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/.

Social share, sending simple data to other apps.

A small, yet powerful framework, designed for building applications across all XAML platforms. Its strong support for MV* patterns will enable you to build your solution quickly, without the need to sacrifice code quality or testability.

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 Downloads!!

支持Xray / V2Ray（vmess / vless），Shadowsocks，SSR，Trojan，NaïveProxy，Trojan-go通用客户端（Windows）！默认基于xray核心！本程序采用aardio设计与开发！

Windows UI Library: the latest Windows 10 native controls and Fluent styles for your applications

Helix Toolkit is a collection of 3D components for .NET.

An FTP and FTPS client for .NET & .NET Standard, optimized for speed. Provides extensive FTP commands, File uploads/downloads, SSL/TLS connections, Automatic directory listing parsing, File hashing/checksums, File permissions/CHMOD, FTP proxies, FXP support, UTF-8 support, Async/await support, Powershell support and more. Written entirely in C#.

This app demonstrates the controls available in WinUI and the Fluent Design System.

Simple, flexible, interactive & powerful charts, maps and gauges for .Net, LiveCharts2 can now practically run everywhere Maui, Uno Platform, Blazor-wasm, WPF, WinForms, Xamarin, Avalonia, WinUI, UWP.

A new way for developers to exchange card content in a common and consistent way.

The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++

适用于新系统UI的哔哩

Xamarin.Essentials is no longer supported. Migrate your apps to .NET MAUI, which includes Maui.Essentials.