Qt Open Source Projects

qBittorrent BitTorrent client

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

Android real-time display control software

Powerful yet simple to use screenshot software :desktop_computer: :camera_flash:

A good looking terminal emulator which mimics the old cathode display...

matplotlib: plotting with Python

GameStream client for PCs (Windows, Mac, Linux, and Steam Link)

:star: Linux / Windows / macOS 跨平台 V2Ray 客户端 | 支持 VMess / VLESS / SSR / Trojan / Trojan-Go / NaiveProxy / HTTP / HTTPS / SOCKS5 | 使用 C++ / Qt 开发 | 可拓展插件式设计 :star:

不再维护，自寻替代品。 Qt based cross-platform GUI proxy configuration manager (backend: sing-box)

very currency

MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!

cross-platform (Qt), open-source (GPLv3) video editor

A cross-platform, reimplementation of Notepad++

Clone of the Age of Empires II engine 🚀

Python GUIs for Humans! Create any GUI simple or complicated in a way that's intuitive. Launched in 2018. NEW for 2026 - the LGPL3 Version 6. Transforms tkinter, Qt, WxPython, and Remi into a simple, intuitive, and fun experience for both hobbyists and expert users.

A pleasant note-taking platform in native C++.

Flexible level editor

Offline documentation browser. Your personal reference library, searchable in an instant.

Universal Radio Hacker: Investigate Wireless Protocols Like A Boss

百度网盘不限速客户端, golang + qt5, 跨平台图形界面

A keyboard-driven, vim-like browser based on Python and Qt.

C++ 资源大全中文版，标准库、Web应用框架、人工智能、数据库、图片处理、机器学习、日志、代码分析等。由「开源前哨」和「CPP开发者」微信公号团队维护更新。

Cross-platform internet upload/download manager for HTTP(S), FTP(S), SSH, magnet-link, BitTorrent, m3u8, ed2k, and online videos. WebDAV client, FTP client, SSH client.

Qt binding for Go (Golang) with support for Windows / macOS / Linux / FreeBSD / Android / iOS / Sailfish OS / Raspberry Pi / AsteroidOS / Ubuntu Touch / JavaScript / WebAssembly

Krita is a free and open source cross-platform application that offers an end-to-end solution for creating digital art files from scratch built on the KDE and Qt frameworks.

A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)

OpenSCAD - The Programmers Solid 3D CAD Modeller

Linux System Optimizer and Monitoring - https://oguzhaninan.github.io/Stacer-Web

Official repository for Spyder - The Scientific Python Development Environment

A library for building cross-platform native desktop applications with Node.js and CSS 🚀. React NodeGui : https://react.nodegui.org and Vue NodeGui: https://vue.nodegui.org

Free open-source non-linear video editor

Electrum Bitcoin Wallet

A fluent design widgets library based on C++ Qt/PyQt/PySide. Make Qt Great Again.

A fast and flexible keyboard launcher

A cross-platform shadowsocks GUI client

LiteIDE is a simple, open source, cross-platform Go IDE.

Find duplicate files

Open-source telemetry dashboard. Supports UART, BLE, MQTT, Modbus, CAN Bus and more.

Mixxx is Free DJ software that gives you everything you need to perform live mixes.

Qt编写的一些开源的demo，预计会有100多个，一直持续更新完善，代码简洁易懂注释详细，每个都是独立项目，非常适合初学者，代码随意传播使用，拒绝打赏和捐赠，欢迎留言评论！公众号：Qt实战/Qt入门和进阶/Qt教程

Sigil is a multi-platform EPUB ebook editor

A free, open source, multi-platform SQLite database manager.

A feature-rich dictionary lookup program, supporting multiple dictionary formats (StarDict/Babylon/Lingvo/Dictd) and online dictionaries, featuring perfect article rendering with the complete markup, illustrations and other content retained, and allowing you to type in words without any accents or correct case.

Build performant, native and cross-platform desktop applications with native React + powerful CSS like styling.🚀

LibreCAD is a cross-platform 2D CAD program. It can read DXF/DWG, and write DXF/DWG/PDF/SVG files. It supports point/line/circle/ellipse/parabola/hyperbola/spline primitives. The GUI is highly customizable, and has dozens of translations.

SASM - simple crossplatform IDE for NASM, MASM, GAS and FASM assembly languages

Build GUI for your Python program with JavaScript, HTML, and CSS

trojan多用户管理部署程序, 支持web页面管理

Free and open source video editor, based on MLT Framework and KDE Frameworks

The Librum client application

哔咔漫画, PicACG comic PC client(Windows, Linux, MacOS)

The Linux perf GUI for performance analysis.

qTox is a chat, voice, video, and file transfer IM client using the encrypted peer-to-peer Tox protocol.

深度学习辅助漫画翻译工具, 支持一键机翻和简单的图像/文本编辑 | Yet another computer-aided comic/manga translation tool powered by deeplearning

Lottie documentation for http://airbnb.io/lottie.

Cross-platform ground control station for drones (Android, iOS, Mac OS, Linux, Windows)

Fritzing desktop application

自己总结的这十多年做Qt开发以来的经验，以及Qt相关武林秘籍电子书，会一直持续更新增加，欢迎各位留言增加内容或者提出建议，谢谢！公众号：Qt实战/Qt入门和进阶/Qt教程

🗺️ MAPS.ME — Offline OpenStreetMap maps for iOS and Android

FluentUI for QML