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
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.
Free, open-source Windows optimization tool for performance, privacy, and simplicity.
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 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.
Free and open-source PDF editor for Windows. View, annotate, OCR, merge, split, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription. Install or run portable. GPLv3
A real WinUI desktop cleaner with terminal control and multi-database support
Lightweight native Windows GUI client for Xray core, built with WinUI 3
Wisp VPN - бесплатный и открытый VPN-клиент для Windows на основе WireGuard. Без логов, без ограничений по трафику, полностью open-source. В активной разработке. Обходим блокировки в РФ.
Every project gets its own persistent AI agent runtime. Open source, self-hosted, and shared across Desktop, CLI, bots, and apps.
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.
Synchronize Codex session provider metadata across rollout files and SQLite state.
实用的开源多功能原神工具箱 🧰 / Multifunctional Open-source Genshin Impact Toolkit 🧰
A powerful utility that help you manage you context menu on Windows and avoid third party to add rubbish to your context menu.
Windows companion suite for OpenClaw - System Tray app, Shared library, Node, and PowerToys Command Palette extension
CS2-Bot-Improver is a plugin for Counter-Strike 2 that improves bots' aim, movement, nade throwing, personalities, strategies, etc. Aims to enhance your experience when playing against bots offline or with friends. It can be installed on both clients and servers.
A cross-platform and lightweight, code-first .NET GUI framework aimed at NativeAOT.
AI Agent: Open-source headless CMS built with ASP.NET Core (C#) and React, featuring REST APIs, GraphQL, and a GrapesJS page designer.
s&box is a modern game engine, built on Valve's Source 2 and the latest .NET technology, it provides a modern intuitive editor for creating games
A one-click GUI tool to safely enable the hidden Xbox full screen gaming experience on Windows 11.
A native .NET LLM inference engine for GGUF models. TensorSharp provides a console application, a web-based chatbot interface, and Ollama/OpenAI-compatible HTTP APIs for programmatic access. It supports Windows/MacOS/Linux with full GPU capability
A Jellyfin plugin that adds native two-factor authentication (TOTP, email OTP) with trusted device tokens, TV device pairing, LAN bypass, and API key bypass. Server-side enforcement — works with all clients including web, mobile, TV, and service integrations like Sonarr/Radarr.
Professional-Grade Windows Service Wrapper with Deep Observability - Modern Alternative to NSSM, WinSW & FireDaemon Pro
Drop-in design system for Unity 6 UI Toolkit (UIDocument + PanelRenderer, UXML + USS): tokens, 42 components, 120 icons, mobile-responsive, dark-themed. One stylesheet, zero dependencies. Battle-tested in a shipping cross-play game.
unity-mcp driven by tencent puerts , invoke js/ts call c# in your cell phone and unity editor
Inspect ASP.NET Core HTTP traffic with a built-in dashboard and compare traces across environments.
Self-hosted Personal AI + agent runtime in .NET (NativeAOT-friendly)
天命 — AI小说创作/写作系统 | 15维事实快照 · 12类变更声明 · 6道生成门禁 | 写到3000章依然连贯，不依赖上下文，不靠模型记忆，靠每章状态回写
Godot-MCP — Model Context Protocol (MCP) integration for the Godot Engine. AI tools for the Godot Editor in C#, with cloud connection to ai-game.dev. Apache-2.0.
An Among Us utility and anticheat mod to enhance the Among Us playing experience
A Windows and Linux GUI client for sing-box.(主打高性能和易用性，非electron tauri等web套皮)
LAC: Avatar Compressor: Non-Destructive Avatar Compression Utilities
