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Experience Qt tools firsthand with our free 10-day evaluation for businesses. Unlock the full potential of our commercial packages and components, and gain access to the official Qt support desk for seamless assistance in getting started.

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Find out how you can use Qt under the (L)GPL and contribute to the Qt project.

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Qt UI and application framework, Qt Creator & other tools for mobile, desktop and embedded application development, and Qt Design Studio, plus hardware reference images for common MPU- and MCU-powered devices.

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Quality Assurance Tools

Quality Assurance tools for your entire software development lifecycle. Squish for automated GUI testing, Coco for code coverage analysis and Test Center for centralized test result management.

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Got Qt already and want to upgrade your license or try out the latest Qt 6 release?

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qtws23-1

Qt World Summit is going back to Berlin!

We are very excited to announce that we will be going back to Berlin this year. Discover the lineup of exceptional keynotes and breakout stages. 

Get your tickets, we can't wait to see you there!

Explore QtWS23