KnifeLemon / Filee

Free, open-source file converter. Convert 255 formats offline by drag & drop — images, PDF, Word, Excel, PowerPoint, HWP/HWPX, video, audio, e-books and archives. No upload, no Office needed.

tgeorgiadis / quiver-launcher

A modern launcher for downloading, installing, and running apps from GitHub and GitLab releases. With a personal library, community catalog subscriptions, and flexible filtering.

GustavoReset / ResetExplode

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notinferred / keypaste

A KeePass-compatible password and secrets manager for people who work with AI agents.

2dust / v2rayN

A GUI client for Windows, Linux and macOS, support Xray and sing-box and others

memstechtips / Winhance

Application designed to optimize, customize and enhance your Windows experience.

Tianyu199509 / DeskBox

A free, open-source Windows desktop organizer with native-feeling WinUI 3 widgets.

PCL-Community / PCL-CE

PCL 社区版 由社区开发者维护与管理

jellyfin / jellyfin

The Free Software Media System - Server Backend & API

BlueHeisenberg / SCSKiller

Kill shader compilation stutter before you play. Compiles your games' shaders into the GPU driver's cache ahead of time. Windows, NVIDIA and AMD.

dach6 / ExaltHelper

A C# Windows companion for Realm of the Mad God Exalt featuring real-time DPS tracking, player/party overlays, ability & loot logs, and gameplay utilities with updated combat calculation fixes.

ShareX / ShareX

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.

Sonarr / Sonarr

Smart PVR for newsgroup and bittorrent users.

ahwootech / BRUTAL

A free, open source C# framework for making games, or your own game engine. Direct access to native APIs and Vulkan, with the low-level libraries around them. The foundation under Kitten Space Agency and RimWorld's Waylith engine.

zion-sati / NetWasm

Compile C# and .NET CIL to small standalone Wasm with WASI (AOT with built-in Runtime and Precise GC)

beeradmoore / dlss-swapper

Windows tool for downloading, managing, and swapping DLSS, FSR, and XeSS DLL files in installed games.

PowerShell / PowerShell

PowerShell for every system!

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.

luolangaga / tubatools

这是图吧工具箱基于 WinUI 3 全新重构的版本，一款由社区驱动、深度契合 Windows 11 设计美学的现代化工具箱。它不仅确保你始终使用最新版本的工具，还集成了更加丰富的实用功能，更可满足高度自定义的个性化需求。

SirDiabo / GithubLauncher

A Launcher that Downloads and Updates Applications from Github Releases

bitwarden / server

Bitwarden infrastructure/backend (API, database, Docker, etc).

microsoft / microsoft-ui-reactor

Reactor is an experimental set of extensions to WinUI

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

seerge / g-helper

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.

itsfatduck / optimizerDuck

Free, open-source Windows optimization tool for performance, privacy, and simplicity.

QuantConnect / Lean

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

SubtitleEdit / subtitleedit

the subtitle editor :)

evren-oct / vigil-watt

Windows 无线外设电量监控 —— 蓝牙耳机、2.4G 键鼠手柄。桌面小组件、任务栏 显示 Unified battery level indicators for 2.4GHz mice, headsets and Bluetooth devices in the Windows tray

QL-Win / QuickLook

Bring macOS “Quick Look” feature to Windows

AIDotNet / pi.net

Pi.NET 是 Pi 的 .NET 10 移植版。Pi 是一个极简、可扩展的 Agent harness（TypeScript monorepo，约 17.1 万行），本项目把它的核心库逐一移植到 net10.0，让 .NET 生态用上同一套能力。

Tichau / FileConverter

File Converter is a very simple tool which allows you to convert and compress files using the context menu in windows explorer.

RayrenSX / iPhoneMirror

Local Windows iPhone/iPad mirroring over USB and AirPlay with D3D11 preview, multi-device sessions, OBS output, and a standalone driver manager.

juinwei7 / Shiyin

Free, open-source meeting notes app for Mac: records Zoom, Meet and Teams without a bot, transcribes on-device (whisper.cpp + Breeze ASR 25), identifies speakers, and writes timestamped notes with your own Claude or ChatGPT. 拾音

RankFTW / RHI

ReShade HDR Installer

Lertaro / Lertaro

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.

Jelly10086 / PCL-Re.Download_PATCH

哦对了，下载限制飞八分钱

icsharpcode / ILSpy

.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!

huynhsontung / Screenbox

LibVLC-based media player for the Universal Windows Platform

ralphtradesz / trading-hub

Plataforma de trading gratis y de código abierto para Mac (con guía para portarla a Windows con Claude): footprint, DOM, backtesting anti-sobreoptimización y estrategias con IA. 100 % local.

PZW152 / one-click-eu-lord

一鍵轉生歐爺 · 一键转生欧爷 · One-Click EU Lord — give Windows 11 every gain from Ireland's EU/EEA (DMA) policy without the features the EU build removes, and keep it across updates. One 166 KB exe, no runtime, fully reversible. 繁中 / 简中 / English.

kevinnie2003 / LOMAssistant

咖啡伴侣：《活侠传》全能Mod - 剧情回顾、分支自选、修改面板、存档优化、随时存档 / 咖啡伴侶：《活俠傳》全能Mod - 劇情回顧、分支自選、修改面板、存檔優化、隨時存檔 / Coffee Companion: All-in-One Mod for Legend of Mortal - story overview, branch picking, stat editor, better saves, save anywhere / 珈琲のおとも：『活俠傳』オールインワンMod - ストーリー振り返り、分岐選択、数値エディタ、セーブ改良、随時セーブ / 커피 동반자: 『활협전』 올인원 Mod - 스토리 회고, 분기 선택, 수치 편집, 저장 개선, 수시 저장

lostindark / DriverStoreExplorer

Driver Store Explorer

hnlyf168 / FunAsrNet

FunASR.NET：.NET 10 纯 C# 普通话 ASR/TTS，CPU SIMD、可选 Vulkan，浏览器和 SIP 音频示例，中文文档与真实原版测速对照。

sourcegit-scm / sourcegit

Windows/macOS/Linux GUI client for GIT users

eyalgolan / statecraft-israel

A Civilization-style strategy game about governing Israel from 15 May 1948. Real ministers, real map, every fact sourced. Unity + deterministic C# sim.

nota-daw / nota

Nota — a free DAW for macOS, Windows and Linux. No subscription, no account — just open it and make music.

Metamorfolog / file_action

Click-free file conversion for Windows and Linux: drag a file, tap a key, drop it on a radial wheel. Runs locally.

Tyrrrz / YoutubeDownloader

Downloads videos and playlists from YouTube

StockSharp / StockSharp

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

TechnitiumSoftware / DnsServer

Technitium DNS Server

Diorser / LiteMonitor

一款轻量级、高度可定制的 Windows桌面和任务栏硬件性能监控工具，支持监测 CPU、GPU、内存、磁盘、网速、FPS 计数、插件扩展及内存清理。A lightweight, customizable hardware monitor for the Windows desktop & taskbar. Features CPU/GPU/RAM/Network monitoring, FPS counter, plugin support, and memory optimization.

motalim-ai / adawat

Convert, compress and edit any file while you drag it. A free macOS menu bar app in Arabic and English. | حوّل واضغط وعدّل أي ملف وأنت تسحبه.

LibreHardwareMonitor / LibreHardwareMonitor

Libre Hardware Monitor is free software that can monitor the temperature sensors, fan speeds, voltages, load and clock speeds of your computer.

RayWangQvQ / BiliBiliToolPro

B 站（bilibili）自动任务工具，支持docker、青龙、k8s等多种部署方式。全面拥抱AI。敏感肌也能用。

Ryorin1337 / pcl-patcher

Unlock PCL2 RestrictMcDownload (restore MC download & modpack install) via dnlib IL patching

gsl0001 / windows-airdrop

Research harness: OWL's AWDL core built and tested on Windows with a mock radio (no Wi-Fi hardware)

MoFeng2223 / BrimDeck

A Dynamic Island for Windows 11 with AI coding tool quotas, usage tracking, music controls, and more.

OpenRA / OpenRA

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

lively-community / lively

Free and open-source software that allows users to set animated desktop wallpapers and screensavers powered by WinUI 3.

SteveTheKiller / KillerPDF

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.