Qt empowers productivity across the entire product development lifecycle, from UI design and software development to quality assurance and deployment. Find the solution that best suits your needs. Industry

Develop mobile, desktop, and embedded applications using the Qt UI framework, Qt Creator, and other tools. Includes Qt AI Assistant, Qt Design Studio and hardware reference images for popular processors.

从用户界面设计和软件开发到质量保证和部署，Qt可提高整个产品开发生命周期的工作效率。查找最符合您需求的解决方案。 行业

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!

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. Qt produces highly readable, easily maintainable and reusable code with high runtime performance and small footprint – and it's cross-platform. Try Qt for Free Buy Qt

Qt empowers productivity across the entire product development lifecycle, from UI design and software development to quality assurance and deployment. Find the solution that best suits your needs. Industry

Qt is a full development framework with tools designed to streamline the creation of applications and user interfaces for desktop, embedded, and mobile platforms. Qt Framework Intuitive API s for C++ and JavaScript-like programming with Qt Quick for rapid UI creation.

This tutorial will explain in detail how to take your first steps in programming with Qt using the Qt Creator integrated development environment (IDE). If you want to learn how to make powerful GUIs with all the latest fancy technologies, this is not the tutorial for you.

What is Qt? Qt is a cross-platform application development framework for desktop, embedded and mobile. Supported Platforms include Linux, OS X, Windows, VxWorks, QNX, Android, iOS, BlackBerry, Sailfish OS and others. Qt is not a programming language on its own. It is a framework written in C++.