files-community / Files

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

CoplayDev / unity-mcp

Unity MCP acts as a bridge between AI assistants and your Unity Editor. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.

Apps2Samsung / Apps2Samsung

One-click app installer for Samsung TVs, projectors and smart monitors (Tizen) — Jellyfin, Moonlight, and the whole community catalog.

STranslate / STranslate

A ready-to-go translation ocr tool developed with WPF/WPF 开发的一款即用即走的翻译、OCR工具

X1NPAR1 / PackCheck

Minecraft server manager for Windows: create and host Paper, Purpur, Fabric, Forge, NeoForge and Velocity servers, install plugins and mods, automate restarts and backups, play with friends online, and check plugin/mod packs before they break your server. Free, open source.

DevToys-app / DevToys

A Swiss Army knife for developers.

StockSharp / StockSharp

Algorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, forex, crypto, bitcoins, and options).

IvanMurzak / Unity-MCP

AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.

Unity-Technologies / unity-agent-plugin

Unity plugin for third-party agent platforms

Zaneris / passenger

An open-source IDE for C# and .NET, built with Avalonia, for Windows, macOS and Linux: a Roslyn-powered editor, its own debugger with Hot Reload, a CPU and memory profiler, XAML tooling for Avalonia and WPF, and an MCP server for coding agents.

AvaloniaUI / Avalonia

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

TIANLI0 / EncoDeck

Windows 原生的多品牌耳机控制中心（WinUI 3）｜Native multi-brand earbuds control center for Windows

GalleanDev / Gallean

Gallean is a full remake of Disciples II: Rise of the Elves supporting every campaign and scenario, with original rules, hotseat multiplayer, and visuals rebuilt for 4K.

MonoGame / MonoGame

One framework for creating powerful cross-platform games.

Revolutionary-Games / Thrive

The main repository for the development of the evolution game Thrive.

LavaGang / MelonLoader

The World's First Universal Mod Loader for Unity Games compatible with both Il2Cpp and Mono

velopack / velopack

Installer and automatic update framework for cross-platform desktop applications

microsoft / winappCli

winapp, the Windows App Development CLI, is a single command-line interface for managing Windows SDKs, packaging, generating app identity, manifests, certificates, and using build tools with any app framework.

stride3d / stride

Stride (formerly Xenko), a free and open-source cross-platform C# game engine.

CoderGamester / mcp-unity

Model Context Protocol (MCP) plugin to connect with Unity Editor — designed for Cursor, Claude Code, Codex, Windsurf and other IDEs

itsnik-scrpt / FigmaBridge

Figma-to-Engine UI Pipeline: Figma Auto-Layout → Unity UI Toolkit (UMG & Godot on roadmap) via WebSocket hot-reload and an IR layout compiler

HotCakeX / Harden-Windows-Security

Harden Windows Safely, Securely using Official Supported Microsoft methods and proper explanation | Always up-to-date and works with the latest build of Windows | Provides tools and Guides for Personal, Enterprise, Government and Military security levels | SLSA Level 3 Compliant for Secure Development and Build Process | Apps Available on MS Store✨

unoplatform / uno

Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.

dotnet / Silk.NET

The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.

AIDotNet / OpenDeepWiki

OpenDeepWiki is the open-source version of the DeepWiki project, aiming to provide a powerful knowledge management and collaboration platform. The project is mainly developed using C# and TypeScript, supporting modular design, and is easy to expand and customize.

agentthink / visionflow-studio

visionflow-studio：面向工业检测的机器视觉低代码平台。110+ 视觉算子拖拽搭流程，AI 助手辅助调参，支持 PLC 与 Modbus 通讯，一键导出 HDevelop 和 C# 源码。

dotnet / yarp

A toolkit for developing high-performance HTTP reverse proxy applications.

data-goblin / power-bi-agentic-development

Power BI AI skills and Power BI agents for Claude Code and GitHub Copilot: a plugin marketplace of Power BI skills, subagents, and hooks for semantic models, DAX, TMDL, reports, and AI dashboards. Includes Microsoft Fabric skills and Fabric agents. Weekly updates.

shadowofze / OfflineDAoC

On hold: no more updates. AI-made, non-commercial fan project: single-player Dark Age of Camelot (1.65 Classic + Shrouded Isles era, 2002-2003) with bots, on the open-source OpenDAoC server. Dark Age of Camelot is the IP of EA / Broadsword; not affiliated with them. Not for sale, no donations.

fullstackhero / dotnet-starter-kit

Production Grade Cloud-Ready .NET 10 Starter Kit (Web API + React Client) with Multitenancy Support, and Clean/Modular Architecture that saves roughly 200+ Development Hours! All Batteries Included.

Alex-Rachel / TEngine

Unity 商用级别开发框架，原生内置 AI 工作流支持，集成 HybridCLR 高性能热更、Obfuz 代码混淆加固、YooAssets 企业级资源管理方案，构建高效、安全、可扩展的工业化开发底座。

qq362946 / Fantasy

C # Game Framework, but not limited to games. Can be used for non game business development

rnwood / smtp4dev

smtp4dev - the fake smtp email server for development and testing

AnyRPG / AnyRPGCore

Open source Role Playing Game engine for Unity 3D written in C#.

potatobeanradio / circuitRF

Full featured RF circuit + electromagnetic simulator. DC, S-parameters, harmonic balance, loadpull, envelope. Also supports 2D and 3D layout and design and electromagnetic MoM, FEM, FDTD + thermal FEM.

pythonnet / pythonnet

Python for .NET is a package that gives Python programmers nearly seamless integration with the .NET Common Language Runtime (CLR) and provides a powerful application scripting tool for .NET developers.

YarnSpinnerTool / YarnSpinner

The core compiler and engine-agnostic components for Yarn Spinner, the friendly dialogue tool.

JasperFx / wolverine

Supercharged .NET server side development!

roflmuffin / CounterStrikeSharp

CounterStrikeSharp allows you to write server plugins in C# for Counter-Strike 2/Source2/CS2

DenchiSoft / VTubeStudio

VTube Studio API Development Page

WilliamSmithEdward / xlide_vbide

A modern development experience for VBA, inside the Visual Basic Editor. Native add-in, live analysis, single-file install.

microsoft / fluentui-blazor

Microsoft Fluent UI Blazor components library. For use with ASP.NET Core Blazor applications

ipodtouch0218 / NSMB-MarioVsLuigi

Standalone Unity remake of New Super Mario Bros DS' multiplayer gamemode, "Mario vs Luigi"

AM2R-Community-Developers / AM2RLauncher

Host respository for the AM2RLauncher.

Squalive / banana-shooter

Official repo of Banana Shooter, a free-to-play FPS game available on Steam

PixiEditor / PixiEditor

PixiEditor is a Universal Editor for all your 2D needs

radzenhq / radzen-blazor

Radzen Blazor is the most sophisticated free UI component library for Blazor, featuring 155+ native components including DataGrid, Scheduler, Charts, and advanced theming with full support for Material Design and Fluent UI. If Radzen Blazor is useful to you, a ⭐ on GitHub helps other Blazor developers find it.

evolutionary-architecture / evolutionary-architecture-by-example

Navigate the complex landscape of .NET software architecture with our step-by-step, story-like guide. Unpack the interplay between modular monoliths, microservices, domain-driven design, and various architectural patterns. Go beyond the one-size-fits-all solutions and understand how to blend these approaches based on your unique needs.

Unity-Technologies / Unity-Robotics-Hub

Central repository for tools, tutorials, resources, and documentation for robotics simulation in Unity.

genaray / Arch

A high-performance C# based Archetype & Chunks Entity Component System (ECS) with optional multithreading.

friflo / Friflo.Engine.ECS

High-performance C# ECS

CommunityToolkit / Maui

The .NET MAUI Community Toolkit is a community-created library that contains .NET MAUI Extensions, Advanced UI/UX Controls, and Behaviors to help make your life as a .NET MAUI developer easier

microsoft / ai-dev-gallery

An open-source project for Windows developers to learn how to add AI with local models and APIs to Windows apps.

YARC-Official / YARG

YARG (a.k.a. Yet Another Rhythm Game) is a free, open-source, plastic guitar game that is still in development. It supports guitar (five fret), drums (plastic or e-kit), vocals, pro-keys, and more!

ManlyMarco / RuntimeUnityEditor

In-game inspector and debugging tools for applications made with Unity3D game engine

JaneySprings / DotRush

Lightweight C# development environment for VSCode

MadMax1960 / Femc-Reloaded-Project

Repo for Femc Reloaded Project

maximilian467 / Developer-Island

A Dynamic Island for Windows: Claude Code & Codex usage, now playing, focus timer, calendar and system health in one native capsule. Local-first.

opentk / opentk

The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you everything you need to write your own renderer or game engine. OpenTK can be used standalone or inside a GUI on Windows, Linux, Mac.

dotnet / spark

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.