IT infrastructure calculators

Qt End of Life Dates

Release, end of support and end of life dates for every tracked Qt version, with current status.

All products · Vendor lifecycle page · Source entry

Status as of 2026-09-23 (UTC): 19 versions tracked; 0 supported, 0 security fixes only, 0 ending within 90 days, 19 end of life.

VersionStatusReleasedSupport endsExtended support endsLatest
6.11End of life (paid extended support until 2027-03-23)2026-03-232026-09-222027-03-236.11.2
6.10End of life (paid extended support until 2026-10-07)2025-10-072026-04-072026-10-076.10.3
6.9End of life2025-04-022025-10-072026-04-026.9.3
6.8 (LTS)End of life (paid extended support until 2029-10-08)2024-10-072025-04-022029-10-086.8.3
6.7End of life2024-03-282024-10-072025-04-026.7.3
6.6End of life2023-10-092024-04-022024-10-096.6.3
6.5 (LTS)End of life2023-03-312023-10-092026-03-316.5.8
6.4End of life2022-09-282023-03-312023-09-286.4.3
6.3End of life2022-04-112022-09-282023-04-116.3.2
6.2 (LTS)End of life2021-09-302022-04-112024-09-306.2.4
6.1End of life2021-05-052021-09-302022-05-056.1.3
6.0End of life2020-12-082021-05-052021-12-086.0.4
5.15 (LTS)End of life2020-05-252020-12-082025-05-255.15.17
5.14End of life2019-12-112020-12-12-5.14.2
5.13End of life2019-06-182020-06-19-5.13.2
5.12 (LTS)End of life2018-12-042021-12-05-5.12.12
5.9End of life2017-05-292020-05-31-5.9.9
5.6 (LTS)End of life2016-03-152019-03-16-5.6.3
4.8 (LTS)End of life2011-12-152015-12-31-4.8.7

Note: "Not announced" means the vendor has not published a date. "Ended (no date published)" means the source marks it ended without a date. Dates are compared as calendar days in UTC, so a date can flip up to a day earlier or later than your local calendar.

Data: endoflife.date (MIT license), snapshot 2026-09-23. Dates come from each vendor's published lifecycle. Always confirm with the vendor link before a purchase or migration decision.