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.

2dust / v2rayN

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

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.

QL-Win / QuickLook

Bring macOS “Quick Look” feature to Windows

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

Apps2Samsung / Apps2Samsung

One-click app installer for Samsung TVs, projectors and smart monitors (Tizen) — Jellyfin, Moonlight, and the whole community catalog.

lokicorvus / crosspet

跨 AI 桌宠：跟着你用的 AI 换形象、跟着 AI 的工作状态做动作

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.

sourcegit-scm / sourcegit

Windows/macOS/Linux GUI client for GIT users

nota-daw / nota

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

finna / herdr-hud

Manage your Herdr agents while gaming. Floating desktop HUD for macOS and Windows; Omarchy plugin linked inside.

sharpemu / sharpemu

An experimental PlayStation 5 emulator for Windows, Linux and macOS.

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.

Macro-Deck-App / Macro-Deck

The open-source macro pad with customizable widgets, powerful integrations and a secure plugin ecosystem.

NickvisionApps / Parabolic

Download web video and audio

DevToys-app / DevToys

A Swiss Army knife for developers.

zhongkaifu / TensorSharp

A native .NET LLM inference engine and agent runtime for GGUF models. TensorSharp provides a console application, a web-based chatbot interface, iPhone App, and Ollama/OpenAI-compatible HTTP APIs for programmatic access. It supports Windows/MacOS/iOS/Linux with full GPU capability

d2phap / ImageGlass

🏞 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.

cyanfish / naps2

Scan documents to PDF and more, as simply as possible.

GlacierGlimmer / zmd-charge-plus

基于zmd-charge二次开发的终末地风格Windows/Linux/MacOS/Android状态栏HUD+。An Endfield-inspired Windows/Linux/MacOS/Android status HUD built upon zmd-charge.

AvaloniaUI / Avalonia

Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The future of .NET UI

velopack / velopack

Installer and automatic update framework for cross-platform desktop applications

Ruben2776 / PicView

Fast, free and customizable picture viewer

Linsxyx / KugouMusic.NET

基于 .NET 10 与 Avalonia 打造的轻量级跨平台酷狗音乐客户端。

timschneeb / GalaxyBudsClient

Unofficial Galaxy Buds Manager for Windows, macOS, Linux, and Android

SnapXL / SnapX

SnapX is a free, open-source, cross-platform tool that lets you capture or record any area of your screen and instantly share it with a single keypress. Upload images, videos, text, and more to multiple supported destinations—all with ease. ShareX fork

Ye9137 / CampusConnect

校园 Wi-Fi 自动连接与网页认证助手，支持 macOS 和 Windows。MIT 开源。

aprillz / MewUI

A cross-platform and lightweight, code-first .NET GUI framework aimed at NativeAOT.

jiuwanzi-hui / Screenshot

SnapCut（简截）——轻巧但不将就的 Windows 和 macOS 截图工作台：框选截图、长截图、区域录屏、钉图取色、标注、OCR 与翻译一体化。支持保留右键菜单和悬浮提示，数据永久留在本机。

KloBraticc / Voidstrap

Voidstrap is a simple yet advanced fork of Bloxstrap, advanced customization and improvements.

Aimee51819 / FileFlipper

FileFlipper — Quick Edit for Mac & Windows. One-click Markdown: turn Word, PDF, PowerPoint and Excel into clean Markdown that AI reads with fewer tokens. Plus Shift-drag conversion in Finder and File Explorer: JPG, PNG, PDF, HEIC, MP4, crop, OCR. 100% on-device, free and open source. Mac 和 Windows 都能用，一键转 Markdown。

FNA-XNA / FNA

FNA - Accuracy-focused XNA4 reimplementation for open platforms

ClassIsland / ClassIsland

一款功能强、可定制、跨平台，适用于班级多媒体屏幕的课表信息显示工具，可以一目了然地显示各种信息。

Spicywonda / castlevania-chronicles-recomp

Experimental Castlevania Chronicles PS1 recompilation with RecompOne. macOS development, Windows build tooling, original disc required.

unoplatform / uno

Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.

mono / SkiaSharp

SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

rnwood / smtp4dev

smtp4dev - the fake smtp email server for development and testing

shanselman / PeekDesktop

Click your desktop to peek at it - just like macOS Sonoma.

chatop2020 / AKStream

AKStream是一套全平台(Linux,MacOS,Windows)、全架构(X86_64,Arm...)、全功能的流媒体管理控制接口平台。集成GB28181,RTSP,RTMP,HTTP等设备推拉流控制、PTZ控制、音视频文件录制管理、音视频文件裁剪合并等功能与一体

ClementGre / ThreeFingerDragOnWindows

Enables macOS-style three-finger dragging functionality on Windows Precision touchpads.

microsoft / BuildXL

Microsoft Build Accelerator

OutSystems / WebView

Avalonia/WPF control that wraps CefGlue webview control

2fast-team / 2fast

Two-Factor Authenticator Supporting TOTP (Windows 10 & Android, iOS, Linux and macOS App)

yuxuanfuture / hang-later

A native macOS and Windows clothesline for pages, files, app windows, and tasks. Local-first, free and open source.

t1m0thyj / WinDynamicDesktop

Port of macOS Mojave Dynamic Desktop feature to Windows

MvvmCross / MvvmCross

The .NET MVVM framework for cross-platform solutions, including Android, iOS, MacCatalyst, macOS, tvOS, WPF, WinUI

tareqimbasher / NetPad

A cross-platform C# editor and playground.

dotnet-presentations / dotnet-maui-workshop

A full day workshop (.NET MAUI Workshop in a Box) on how to build apps with .NET MAUI for iOS, Android, macOS, and Windows

OpenRakis / Spice86

Reverse engineer and rewrite real mode DOS programs!

reactiveui / Camelotia

A cross-platform sample application built with ReactiveUI. Camelotia is a file manager for cloud storage providers and local file systems, demonstrating reactive MVVM architecture, testable view models and shared code across desktop UI frameworks.

chickensoft-games / GodotEnv

Manage Godot versions and addons from the command line on Windows, macOS, and Linux.

carlosmozart / PKHeX-Modern

PKHeX Modern: interface moderna do PKHeX (Avalonia) para Windows, Linux, macOS e Android. Modern UI for the PKHeX Pokémon save editor.

shinyorg / shiny

.NET Framework for Backgrounding & Device Hardware Services (iOS, MacOS, tvOS, Android, Windows, Linxux, & Web)

dotpcap / sharppcap

Official repository - Fully managed, cross platform (Windows, Mac, Linux) .NET library for capturing packets

dotnet-bluetooth-le / dotnet-bluetooth-le

Bluetooth LE plugin for .NET (Xamarin/MAUI), supporting Android, iOS, macOS, Windows

syncfusion / maui-toolkit

Syncfusion Toolkit for .NET MAUI offers high-quality UI controls to help you build rich, high-performance applications for iOS, Android, macOS, and Windows from a single codebase

LightSideKittens / UniText

First & Only Text Engine for Unity. Every language. Every emoji. Every style. Production-grade, extensible, high-performance, built on industry standards.Windows, macOS, Linux, Android, iOS, WebGL

rana-gmbh / NetFluss

A light-weight & open-source menubar app that shows current upload & download speed plus the top apps using bandwidth

carina-studio / ULogViewer

Cross-Platform, Agent-Native Universal Log Viewer.