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.
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
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.
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.
A real WinUI desktop cleaner with terminal control and multi-database support
AI Agent: Open-source headless CMS built with ASP.NET Core (C#) and React, featuring REST APIs, GraphQL, and a GrapesJS page designer.
Lightweight native Windows GUI client for Xray core, built with WinUI 3
Self-hosted optimization, monitoring (NMS), and security audit tool for UniFi Networks. Includes Wi-Fi Optimizer for wireless health scoring and channel optimization, advanced DNS/VLAN/firewall security checks, config optimization suggestions, centralized WAN and LAN speed test server w/ L2 tracing, CM, ONT, SFP, 5G modem stats +more.
Synchronize Codex session provider metadata across rollout files and SQLite state.
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 powerful utility that help you manage you context menu on Windows and avoid third party to add rubbish to your context menu.
实用的开源多功能原神工具箱 🧰 / Multifunctional Open-source Genshin Impact Toolkit 🧰
Windows companion suite for OpenClaw - System Tray app, Shared library, Node, and PowerToys Command Palette extension
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
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.
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.
A third-party launcher for Genshin Impact that supports game injection, automatic check-in, and some useful small features.
Full agentic runs for Slay the Spire 2. A mod that exposes in-game state, and the MCP server for the mod.
DCOM in memory and fileless lateral movement techniques through .Net deserilization
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
Professional-Grade Windows Service Wrapper with Deep Observability - Modern Alternative to NSSM, WinSW & FireDaemon Pro
A drop-in design system for Unity 6 UI Toolkit (UIDocument + UXML + USS). Tokens, components, icons, mobile responsiveness, and a runtime helper — all themed dark, all keyboard-and-touch-ready, all editable from one stylesheet.
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)
