Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The most popular .NET UI client technology

CodeHub is an iOS application written using Xamarin

微信全平台 .NET SDK， Senparc.Weixin for C#，支持 .NET Framework 及 .NET Core、.NET 8.0。已支持微信公众号、小程序、小游戏、微信支付、企业微信/企业号、开放平台、JSSDK、微信周边等全平台。 WeChat SDK for C#.

Prism is a framework for building loosely coupled, maintainable, and testable XAML applications in WPF, Xamarin Forms, and Uno / Win UI Applications..

Fast persistent recoverable log and key-value store + cache, in C# and C++.

ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXM…

An addictive .NET IoC container

Simple, powerful, cross-platform SQLite client and ORM for .NET

Cosmos is an operating system "construction kit". Build your own OS using managed languages such as C#, VB.NET, and more!

SunnyUI.NET 是基于.NET Framework 4.0+、.NET6、.NET8、.NET9 框架的 C# WinForm UI、开源控件库、工具类库、扩展类库、多页面开发框架。

NHibernate Object Relational Mapper

A .NET library for reading and writing Microsoft Office binary and OOXML file formats.

Mission Planner Ground Control Station for ArduPilot (c# .net)

Fast and easy to use .NET library that creates or modifies Microsoft Word files without installing Word.

Fluent NHibernate!

A lightweight and high-performance Object/Relational Mapping(ORM) library for .NET --C#

This is the codebase for Entity Framework 6 (previously maintained at https://entityframework.codeplex.com). Entity Framework Core is maintained at https://github.com/dotnet/efcore.

S7.NET+ -- A .NET library to connect to Siemens Step7 devices

An easy, flexible, and fast Dependency Injection library that promotes best practice to steer developers towards the pit of success.

Xamarin.Auth

A business logic micro-framework for .NET and .NET Core

A .NET WinForms DataGridView with advanced capabilities

A Cross-Platform NFC (Near Field Communication) plugin to easily read and write NFC tags in your application.

A flexible data-centric web application framework

A .NET library for Camera easy use via DirectShow

A Model View Presenter framework for the Winforms platform.

a plugin framework for winform application

Publicly available CRM demonstration app.

iCodeGenerator is a database centric template based code generator for any text(ascii) programming language like C, PHP, C#, Visual Basic, Java, Perl, Python... Supported databases are SQL Server, …