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Qt is a widget toolkit for creating graphical user interfaces as well as native cross-platform applications that supports Linux, Windows, macOS, Android and embedded systems. It is available under both commercial licences and open-source GPL 2.0, GPL 3.0, and LGPL 3.0 licenses.

Release Schedule Image Gantt Chart for Qt
Release Released Security Support Latest
6.4 4 months and 2 weeks ago
(28 Sep 2022)
Ends in 1 month and 2 weeks
(30 Mar 2023)
6.4.2
(03 Jan 2023)
6.3 10 months ago
(11 Apr 2022)
Ended 4 months ago
(12 Oct 2022)
6.3.2
6.2 (LTS) 1 year and 4 months ago
(30 Sep 2021)
Ends in 1 year and 7 months
(30 Sep 2024)
6.2.7
(02 Jan 2023)
6.1 1 year and 9 months ago
(05 May 2021)
Ended 9 months ago
(06 May 2022)
6.1.3
6.0 2 years ago
(08 Dec 2020)
Ended 1 year and 2 months ago
(08 Dec 2021)
6.0.4
5.15 (LTS) 2 years and 8 months ago
(25 May 2020)
Ends in 3 months and 1 week
(26 May 2023)
5.15.2
(13 Nov 2020)
5.14 3 years ago
(11 Dec 2019)
Ended 2 years ago
(12 Dec 2020)
5.14.2
5.13 3 years and 8 months ago
(18 Jun 2019)
Ended 2 years and 7 months ago
(19 Jun 2020)
5.13.2
5.12 (LTS) 4 years ago
(04 Dec 2018)
Ended 1 year and 2 months ago
(05 Dec 2021)
5.12.12
5.9 5 years and 8 months ago
(29 May 2017)
Ended 2 years and 8 months ago
(31 May 2020)
5.9.9
5.6 (LTS) 6 years and 11 months ago
(15 Mar 2016)
Ended 3 years and 11 months ago
(16 Mar 2019)
5.6.3
4.8 (LTS) 11 years ago
(15 Dec 2011)
Ended 7 years ago
(31 Dec 2015)
4.8.7

A regular release only receives patch releases during the first 6 months until the next feature release is out. An LTS release receives patch releases also after the next feature release is available. Regular releases are supported for one year.

  • Starting from 5.15, LTS releases are supported for three years but only for commercial license holders. For open source users, they are same as regular releases.
  • LTS releases before 5.15 are supported for three years.

The KDE Project maintains a patch collection to support Qt 5.15 LTS for open-source users. It is already packaged with many linux distributions, so you might already be covered. Extended support beyond LTS is available as a commercial offering from The Qt Company.

More information is available on the Qt website.

You should be running one of the supported release numbers listed above in the rightmost column.

You can check the version that you are currently using by running:
qmake --version

You can submit an improvement to this page on GitHub :octocat: . This page has a corresponding Talk Page.

A JSON version of this page is available at /api/qt.json. See the API Documentation for more information. You can subscribe to the iCalendar feed at /calendar/qt.ics.

This page was last updated on 08 January 2023. Latest releases are automatically updated.