Trending C# repositories on GitHub — ranked by total activity score (stars, forks, pushes, PRs) over the past month.
Advanced UX and interoperability extension for Wand (WeMod) app
A free, open-source Windows desktop organizer with native-feeling WinUI 3 widgets.
A GUI client for Windows, Linux and macOS, support Xray and sing-box and others
OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
A modern file manager that helps users organize their files and folders.
Free, open-source Windows optimization tool for performance, privacy, and simplicity.
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.
Local Windows iPhone/iPad mirroring over USB and AirPlay with D3D11 preview, multi-device sessions, OBS output, and a standalone driver manager.
📦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 | 桌面分身 - UI Automation Testing Tools For Genshin Impact
Windows 10/11 桌面上的媒体控制与轻度美化软件。 Media control and minor beautification software for Windows 10/11 desktops.
Remove large amounts of unwanted applications quickly.
FluentCleaner is the transparent, community-powered CCleaner alternative for Windows.
An experimental PlayStation 5 emulator for Windows, Linux and macOS.
Application designed to optimize, customize and enhance your Windows experience.
A modern, high-performance local file search and productivity tool for Windows. A sleek, customizable alternative to Everything and Listary built with C# WPF and NT Services, featuring instant NTFS MFT parsing, real-time USN monitoring, and plugin support.
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.
UniGetUI: The Graphical Interface for your package managers. Could be terribly described as a package manager manager to manage your package managers
A collection of activation/evaluation extension methods for Windows Vista through 11.
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 more.
The modern Flyout app for Windows 11, built with Fluent 2 Design principles. Media Flyouts, Taskbar Widgets and more.
纯 C# PP-OCRv6 推理库：多平台手写 Kernel / GEMM 等算子、超高性能、低内存需求、超高准确率。 自带托管 ONNX 解释器，不依赖 Paddle Inference、ONNX Runtime 或 OpenCV 原生库。
A collection of reusable skills for AI coding agents — prompts, slash commands, and tools built for Unity workflows
An Open Source C# 3D Game Engine under MIT license, inspired by Unity and featuring a complete editor
Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.
LibVLC-based media player for the Universal Windows Platform
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.
🏞 A fast, open-source, modern image viewer for 90+ formats – including WEBP, GIF, SVG, AVIF, JXL, HEIC and more – built for smooth browsing across Windows, macOS, and Linux.
The media player for language learning, with dual subtitles, AI-generated subtitles, real-time translation, and more!
A minimalist Windows desktop sticky note tool. It puts a few quiet, usable, and unobtrusive sheets of paper on your desktop. Native WPF, with support for to-dos and Markdown.——极简 Windows 桌面便签工具。让桌面上有几张安静、可用、不会打扰人的纸。WPF 原生，支持待办与 Markdown。
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
: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）
