The future is written with Qt

Cross-platform development with Qt is the faster, smarter
way to create innovative UIs, applications & embedded devices.

Download Qt

A modern user interface that is beautiful on every screen and performs perfectly on every platform is not an option, it’s a necessity.

— 8 of Top 10 Fortune 500 companies use Qt —

Build your world with Qt

From your favorite apps on all of your devices to ground-breaking cars and the deep depths of space, Qt is powering millions of devices and applications all over the world. Whether you want to build devices that stand out from the crowd with innovative software, or you just want the freedom to code once and watch as your applications run natively across all platforms, we’re putting the power back in your hands.

Built with Qt

Leading companies in over 70 industries use Qt to power millions of devices and applications.

Discover why

Upcoming Events

October 18 – 20
Qt World Summit
San Francisco, CA, USA

October 19
Embedded Day – Moscow, Russia

November 2-3
TU Automotive – Munich, Germany

22 November – 23 November
Embedded Conference Scandinavia – Stockholm, Sweden

One ecosystem — Stronger together — One Qt

Learn why over 1 million engineers choose Qt as their #1 cross-platform development framework.

Application Development

Build powerful, connected and beautiful applications that run on any screen and across any platform.

Develop applications with Qt

Built with Qt - Holoplot - 3D Audio Wall

Device Creation

Breathe new life into your devices by using innovative software to stand out from the crowd.

Create devices with Qt

Get started with Qt

Qt is a completely flexible and customisable platform. Find out which option is right for you and get started straight away.

Download Qt today

Get started with Qt

Find out which option is right for you and get started straight away.