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All the essential Qt tools for all stages of Software Development Lifecycle: planning, design, development, testing, and deployment.

You can use Qt Online Installer and Qt Maintenance Tool via a graphical user interface or a command line interface. The command line interface enables installing and uninstalling without …

The Future of Digital Experiences Welcome to the documentation pages for Qt, the cross-platform software development framework.

Learn how you can use the Qt framework under both open source and commercial licenses. Download Qt for open source development and get started today!

Getting Started with Qt Hello and welcome to Qt! To get you started with Qt, we'll need to know what you'd like to do.

The Qt framework contains a comprehensive set of highly intuitive and modularized C++ library classes and is loaded with APIs to simplify your application development.

Download Qt and create applications for desktop and embedded systems with ease. Get a free trial of Qt Creator, Qt Design Studio, and more.

Qt Creator is a cross-platform integrated development environment (IDE) designed to maximize developer productivity. With the Qt AI Assistant, developers can now enjoy smarter coding …

Qt Quick Controls 轻量级 QML 类型，用于为桌面、嵌入式和移动设备创建性能良好的用户界面。