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    Qt 5.12 LTS Released

    Solid Performance. Stability. Long Term Supported.

    Qt 5.12 Long Term Support (LTS), the new solid development base provides even better performance, refined experience, thousands of bug fixes. All that, with a three-year support.

    Get your latest Qt 5.12 LTS now and learn more in the release blog.


    Download Qt 5.12

    On-Demand Webinar

    Meet Qt 5.12 LTS Webinar

    In this webinar, our CTO Lars Knoll and SVP R&D Tuukka Turunen will talk about performance and quality improvements coming with Qt 5.12 LTS, as well as additional features it brings.


    Watch Now

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    Download the whitepaper to learn more about the potential benefits and drawbacks of adopting certain versions of Qt, and to get more hints on what version would meet best your development needs.

    Qt 5.12 LTS version is particularly well suited for users in production projects. Supported for 3 years, it provides a mature development base with lower number of experimental and new features, minimized migration effort between patch releases. With major focus on issues during the production lifetime, we prioritize Qt customer issues to ensure timely product shipments.

    Download the Whitepaper: Why Upgrade to Qt 5.12 LTS or Beyond?

    The Benefits of Adopting the Latest Qt and Drawbacks of Remaining Behind

    Focus on Performance 

    One of the key areas for Qt 5.12 LTS is to make Qt faster while lowering memory consumption. How do we keep slimming it down and at the same time adding new features? Our CTO shares the tricks.


    Read Blog Post

    What's New?

    Due to many customers relying upon Qt LTS releases, ensuring great performance and reliability is a big focus for the 5.12 edition. Besides the usual bug extermination, we didn't miss a chance to throw in a few crowd-pleasers. For a more comprehensive Qt Docs overview of new and improved features in Qt 5.12 LTS, visit here.

    Port Qt to Something New

    Working with a configuration that is way different than what we officially support? Tell us more, we also love tinkering around and have helped many Qt fans get up to speed.


    Get in Touch

    The future is written with Qt!

    Learn how Qt fans worldwide used Qt to build great things. Be it desktop, mobile, or embedded, from smart homes to enterprise applications – there's some top notch engineering everywhere you look!

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