C Sharp Open Source Projects

The Free Software Media System - Server Backend & API

C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)

A modern file manager that helps users organize their files and folders.

ShareX is a free and open-source application that enables users to capture or record any area of their screen with a single keystroke. It also supports uploading images, text, and various file types to a wide range of destinations.

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

:trollface: A hex editor for WeChat/QQ/TIM - PC版微信/QQ/TIM防撤回补丁（我已经看到了，撤回也没用了）

A Swiss Army knife for developers.

Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The future of .NET UI

Integrate cutting-edge LLM technology quickly and easily into your apps

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

FlatBuffers: Memory Efficient Serialization Library

🛠「Watt Toolkit」是一个开源跨平台的多功能 Steam 工具箱。

Experimental Nintendo Switch Emulator written in C#

.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!

Bitmap & tilemap generation from a single example with the help of ideas from quantum mechanics

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

CodeHub is an iOS application written using Xamarin

A collection of awesome .NET libraries, tools, frameworks and software

:honeybee: A collection of awesome .NET core libraries, tools, frameworks and software

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

Clean Architecture Solution Template for ASP.NET Core

Remove large amounts of unwanted applications quickly.

PEASS - Privilege Escalation Awesome Scripts SUITE (with colors)

🖱️ 纯粹的Windows右键菜单管理程序

The Unity Machine Learning Agents Toolkit (ML-Agents) is an open-source project that enables games and simulations to serve as environments for training intelligent agents using deep reinforcement learning and imitation learning.

Bitwarden infrastructure/backend (API, database, Docker, etc).

Ip2region is an offline IP-to-Region localization library and IP data management framework with both IPv4 and IPv6 supports, 10-microsecond level query efficiency, xdb search client for many programming languages

Free and open-source software that allows users to set animated desktop wallpapers and screensavers powered by WinUI 3.

CloudMoe Windows 10/11 Activation Toolkit get digital license, the best open source Win 10/11 activator in GitHub. GitHub 上最棒的开源 Win10/Win11 数字权利（数字许可证）激活工具！

rhythm is just a *click* away!

Dapper - a simple object mapper for .Net

Clean Architecture Solution Template: A proven Clean Architecture Template for ASP.NET Core 10

The finest Windows Optimizer

.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

A simple proxy client

Microsoft Cognitive Toolkit (CNTK), an open source deep-learning toolkit

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

Google's Material Design in XAML & WPF, for C# & VB.Net.

[.NET] m3u8 downloader 开源的命令行m3u8/HLS/dash下载器，支持普通AES-128-CBC解密，多线程，自定义请求头等. 支持简体中文,繁体中文和英文. English Supported.

API Support for your favorite torrent trackers

Downloads videos and playlists from YouTube

经典编程书籍大全，涵盖：计算机系统与网络、系统架构、算法与数据结构、前端开发、后端开发、移动开发、数据库、测试、项目与团队、程序员职业修炼、求职面试等

:mag: Quick file search & app launcher for Windows with community-made plugins

github加速神器，解决github打不开、用户头像无法加载、releases无法上传下载、git-clone、git-pull、git-push失败等问题

Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node

File Converter is a very simple tool which allows you to convert and compress files using the context menu in windows explorer.

Store securely encrypted backups in the cloud!

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

Everything integration for the Windows taskbar.

Smart PVR for newsgroup and bittorrent users.

Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental infrastructure, cross-cutting-concern implementations, startup templates, application modules, UI themes, tooling and documentation.

Lightweight Armoury Crate alternative for Asus laptops with nearly the same functionality. Works with ROG Zephyrus, Flow, TUF, Strix, Scar, ProArt, Vivobook, Zenbook, Expertbook, ROG Ally, and many more.

📦BetterGI · 更好的原神 - 自动拾取 | 自动剧情 | 全自动钓鱼(AI) | 全自动七圣召唤 | 自动伐木 | 自动刷本 | 自动采集/挖矿/锄地 | 一条龙 | 全连音游 | 自动烹饪 - UI Automation Testing Tools For Genshin Impact

Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and thread-safe manner. From version 6.0.1, Polly targets .NET Standard 1.1 and 2.0+.

One framework for creating powerful cross-platform games.

QuestPDF is a modern library for PDF document generation. Its fluent C# API lets you design complex layouts with clean, readable code. Create documents using a flexible, component-based approach.

Movie organizer/manager for usenet and torrent users.

Bilibili Downloader. 一个命令行式哔哩哔哩下载器.