C#

MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.

MSLA/DLP, file analysis, calibration, repair, conversion and manipulation

A persistence agnostic Event Store for .NET

An interpreter for the Lua language, written entirely in C# for the .NET, Mono, Xamarin and Unity3D platforms, including handy remote debugger facilities.

Class-first framework for building command-line interfaces

The most flexible and standards-compliant OpenID Connect and OAuth 2.x framework for ASP.NET Core

Infer.NET is a framework for running Bayesian inference in graphical models

:sound: A Client for the Spotify Web API, written in C#/.NET

Minimal dependency injection framework for Unity

The OpenAPI.NET SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.

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

A work-in-progress chess bot written in C#

Multi-functional shader for the Particle System that supports Universal Render Pipeline (URP) of Unity.

字幕共享计划

Fast and powerful .NET spreadsheet component, support data format, freeze, outline, formula calculation, chart, script execution and etc. Compatible with Excel 2007 (.xlsx) format and working on .NET 3.5 (or client profile), WPF and Android platform.

A fast, tried-and-tested hierarchical finite state machine library for Unity, designed to be easy to use yet powerful without compromising performance.

Control library focused on fluent design and bringing more WinUI controls into Avalonia

Coyote is a library and tool for testing concurrent C# code and deterministically reproducing bugs.

A robust, high-performance execution client for Ethereum node operators.

A recreation of the classic Visual Basic 6 IDE and language in C# with Avalonia

侠客日记是一个开源、跨平台的本地日记app，使用Blazor开发，支持Android，Windows，macOS，Web，Linux。"SwashbucklerDiary" is an open source cross-platform local diary app using Blazor , support Android，Windows，macOS，Web，Linux.

基于 Roslyn 的 C# 动态程序集构建库，该库允许开发者在运行时使用 C# 代码构建域 / 程序集 / 类 / 结构体 / 枚举 / 接口 / 方法等，使得程序在运行的时候可以增加新的模块及功能。Natasha 集成了域管理/插件管理，可以实现域隔离，域卸载，热拔插等功能。 该库遵循完整的编译流程，提供完整的错误提示， 可自动添加引用，完善的数据结构构建模板让开发者只专注于程序集脚本的编写，兼容 stanadard2.0 / netcoreapp3.0+, 跨平台，统一、简便的链式 API。 且我们会尽快修复您的问题及回复您的 issue.

Source code for the Unity UI system.

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.

JSON Schema reader, generator and validator for .NET

.NETCore websocket 实现简易、高性能、集群即时通讯组件，支持点对点通讯、群聊通讯、上线下线事件消息等众多实用性功能.

The GZ::CTF project, an open source CTF platform.

.NET Framework for Backgrounding & Device Hardware Services (iOS, MacCatalyst, Android, & Windows)

A Launcher that Downloads and Updates Applications from Github Releases

Universal Second Eye for Gamers with Impairments (Universal AI Aim Aligner (AI Aimbot) - ONNX/YOLOv8 - C#)