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.
A free, open-source Windows desktop organizer with native-feeling WinUI 3 widgets.
A real WinUI desktop cleaner with terminal control and multi-database support
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, open-source Windows optimization tool for performance, privacy, and simplicity.
Synchronize Codex session provider metadata across rollout files and SQLite state.
Windows 游戏性能工具：把被后台进程抢走的 CPU、IO 与调度资源还给游戏。本地运行、不注入游戏进程、所有改动可还原/A Windows gaming performance tool that gives back the CPU, I/O and scheduling resources your background processes take. Runs locally, never injects into game processes, every change is reversible.
Context Menu Manager Plus 是一个强大的实用程序，它可帮助您管理 Windows 上的右键菜单，并避免第三方向你的右键菜单里塞屎
Free and open-source PDF editor for Windows. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.
(BETA) AI shouldn't have a meter. Unlimited tokens. Forever. Your machine. Your agent. Use it from anywhere. Terminal-native coding agent powered by local LLMs — 100% open source, free forever, and installed with a single command. Proudly built on C#/.NET, because AI tooling should be infrastructure, not a subscription.
Sportarr - Sports PVR for usenet and torrents. Like Sonarr & Radarr but for sports events.
Drive Siemens TIA Portal V20/V21 (STEP 7, WinCC Unified) from any MCP client — create projects, generate PLC & HMI, compile & diagnose. Prebuilt runtime, no Openness coding required.
DeepSeek Harness（dsh）Windows 轻量启动器：双击即用，克制的原生体验 / Lightweight Windows launcher for DeepSeek Harness (dsh) — double-click to run, native & restrained
KillConfirmGameBar is a Counter-Strike 2 kill-confirm overlay for Xbox Game Bar.
Privacy-first Desktop app that routes your traffic through Tor - Anonymous browsing made simple
Polytoria, a multiplayer gaming platform built with Godot and .NET
Native support for JSX and TSX as a server and client rendered view engine for ASP.NET Core. Bringing the modern web to ASP.NET.
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.
基于GameFramework的Godot框架，基于Godot重构资源加载模块，舍弃GF自身的读表工具使用Luban作为替代，并对各个组件进行了针对Godot的适配
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.
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.
Stelliberty Remake: A high-performance, visually appealing, and modern cross-platform network client.
Automate real Microsoft Excel with AI via MCP Server or CLI — Power Query, DAX, VBA, PivotTables, charts, and 326 operations.
Psx Static Recompiler and Runtime, Not Affiliated With Sony or PlayStation
NativeWebView, NativeWebDialog and WebAuthenticationBroker
HyperWhisper — open-source speech-to-text for macOS, Windows & iOS. Local transcription and bring-your-own-key is free and open; HyperWhisper Cloud is a paid OpenRouter-like router.
A Windows mouse effect tool reconstructing Blue Archive UI style using HTML5/Canvas || 基于 HTML5/Canvas 深度复刻《蔚蓝档案》UI 风格动效的 Windows 鼠标特效工具
