One framework. One codebase. Any platform.

Qt is the fastest and smartest way to produce industry-leading software that users love.

Browse Qt Tools Browse Qt Features

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

Automotive digital cockpit

Smart manufacturing and industrial automation

Business intelligence & analytics software

Smart TVs & electronics

Digital automotive cockpit

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.

Take a look

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.

Access complimentary PDF

Design, Develop, TEST, and Deploy

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

Learn more

Online & Local MeetUps November 3-4, 2021

Qt World Summit 2021

Experience Qt World Summit with the community – online and at our local MeetUps! Join 5 000+ developers, designers, managers and executives from over 90 countries to get inspired by the latest developments with Qt. Sign up for the news and we'll inform you when the registration opens!

Send me news!

BUILT WITH Qt

Mercedes-Benz A-Class 2019 infotainment

Check out this automotive success story and others like it

BUILT WITH Qt

LG’s webOS

Find out how LG and others building consumer electronics use Qt

START BUILDING

Light, yet powerful. So Qt.

Get the details

WHY Qt

10 reasons why you’ll enjoy Qt.

Read them

Contact Us