Qt – A cross-platform application and UI framework

Develop web-enabled applications and user interfaces once, and deploy them across Windows, Mac, Linux/X11, embedded Linux, Windows CE and Symbian (coming soon) without rewriting the source code.

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What is Qt?

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Qt SDK, libraries and Qt Creator IDE available under LGPL and GPL licenses, or get a 30 day evaluation of Qt under a commercial license.

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The Qt in Use section contains case stories, applications, screenshots and devices using Qt.

Qt in Use

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News

Qt 4.6 and Qt Creator 1.3 Release Candidates Available Nov 17, 2009

Updates to Visual Studio Add-in Released Oct 29, 2009

Events

ESC Grenoble 2009 World Trade Center, Grenoble, France, Dec 01, 2009

Qt Seminar @ NTNU NTNU (Trondheim), Gløshaugen auditorium EL6, Dec 03, 2009

Featured

Qt 4.6 Release Candidate available, including Symbian support
Check out the Qt for Maemo 5 Tech Preview
And visit the new Qt Blog!

"Qt will help us deliver ever more 'lustful' applications to users. Nokia's continued investment in cross-platform Qt libraries, and the Linux platform, is a major driver of innovation in the free software desktop and mobile device stack."	“Qt is innovative and useful technology, and the included the Qt WebKit Integration provides a robust, cross-platform web experience that is a promising inclusion in our 3D immersive environment. We are eager to include the Qt WebKit Integration in Second Life to improve the integration of the web with the virtual world."
Mark Shuttleworth, founder of the Ubuntu project.	Joe Miller, VP Platform & Technology Development, Linden Lab

Qt in 2 minutes

ASUS EeePC

ASUS has released a comprehensive software developer’s kit (SDK) for the ASUS’ mobile Internet device, the Eee PC™. The Eee PC™ Linux version uses KDE, a famous desktop environment based on Qt.

Netflix Player by Roku Inc.

This Roku device provides seamless, direct streaming of video content from Netflix to consumers' TVs via a Qt-based interface.

Barco

The Barco digital projector's Communicator touch panel was built using Qt allowing for a strong GUI and one-source code multi-platform deployment.

Dash Navigation

Dash Navigation used Qt to create the Dash Express, the first GPS navigation device with two-way internet connectivity.

Next Limit Technologies has won technical Oscars and Academy Awards for one of their Qt-based app, RealFlow. Learn more about how they have used Qt to build their fluid, dynamic and light simulation software.

DAZ 3D

DAZ 3D develops powerful 3D software and digital content creation applications. Qt has helped DAZ 3D simplify cross-platform development and dramatically shortened their product release cycles via a short developer learning curve.

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