One framework. One codebase. Any platform.

Everything you need for your entire software development life cycle. Qt is the fastest and smartest way to produce industry-leading software that users love.

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DESIGN

Create beautiful interfaces

Designing and prototyping with Qt
DEVELOP

Code using powerful tools

Coding and testing with Qt
DEPLOY

Build for all platforms 

Deploying and maintaining with Qt
1+ BILLION DEVICES AND APPLICATIONS POWERED. THAT'S Qt.
Set-top-box digital TV platform
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Automotive digital cockpit
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Smart manufacturing and industrial automation
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Business intelligence & analytics software
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Smart TVs & electronics
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Digital automotive cockpit
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See how Qt is used to create user experiences – faster & better
LATEST & GREATEST

Qt 6, the all-new major release, is now available!

Qt 6 is designed for producing cutting-edge software experiences in record-breaking times.

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What do your peers think about the semiconductor shortage? 

Get insight into how 262 decision-makers are navigating modern development challenges in this new Forrester Consulting study commissioned by Qt.

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Design, Develop, TEST, and Deploy

Qt just added market-leading quality assurance functionality to its toolkit through the acquisition of froglogic GmbH!

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LIVE Webinar June 9th, 2021

Machine Learning Meets Embedded Development

Qt and Ekkono are working together to improve machine learning integration in the embedded development space. Ekkono's SDK helps developers rapidly deploy edge machine learning to embedded connected devices. This allows for conscious, self-learning, and predictive software to be easily adopted into your existing Qt workflows. Join to learn more!

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BUILT WITH Qt

Mercedes-Benz A-Class 2019 infotainment

Check out this automotive success story and others like it
START BUILDING

Light, yet powerful. So Qt.

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WHY Qt

10 reasons why you’ll enjoy Qt.

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