OpenZFS End of Life (EOL) Dates and End of Support (EOS) Dates

Latest Release: 2.4.4 (August 21, 2026)

3 OpenZFS versions have reached End of Life (EOL) and End of Support (EOS), including OpenZFS 2.1 (EOL date: Jan 13, 2025) — no longer receiving security updates or patches. OpenZFS 2.4.4 is the current supported release — 3 versions in active support. Also see Blender EOSL dates for related end-of-life information.

OpenZFS end of life dates timeline — release schedule chart of the 6 most recent OpenZFS versions, mapping active support and security support windows against their EOL dates — OpenZFS end of life dates and end of support (EOS) dates shown as a release schedule — support windows for the 6 most recent OpenZFS releases. Each bar runs from the release date to the end of security support, with the dashed line marking today. Exact OpenZFS EOL, EOS and EOSL dates for every version are listed in the tables below.

Currently Supported OpenZFS Releases - Active EOS/EOSL Support (3)

Release	Supported Free Bsd	Supported Linux	Released	LTS support	Active support	Latest
2.4	14, 15, 16	4.18 - 6.18	Dec 18, 2025 (10 months ago)	Active	Active	2.4.4 2026-08-21 (2 months ago)
2.3	13.3+, 14.0+	4.18 - 6.15	Oct 17, 2024 (2 years ago)	Active	Dec 18, 2025 (10 months ago)	2.3.9 2026-08-21 (2 months ago)
2.2	13.3+, 14.0+	4.18 - 6.15	Jul 27, 2023 (3 years and 2 months ago)	Active	Jan 13, 2025 (1 year and 9 months ago)	2.2.11 2026-08-21 (2 months ago)

OpenZFS End of Life (EOL) Releases - No Longer Supported (3)

Release	Supported Free Bsd	Supported Linux	Released	LTS support	Active support	Latest
2.1	12.2+	3.10 - 6.7	Apr 19, 2021 (5 years and 6 months ago)	Jan 13, 2025 (1 year and 9 months ago)	Oct 12, 2023 (3 years ago)	2.1.16 2024-12-06 (1 year and 10 months ago)
2.0	12.2+	3.10 - 5.15	Nov 30, 2020 (5 years and 10 months ago)	Dec 23, 2021 (4 years and 9 months ago)	Jul 02, 2021 (5 years and 3 months ago)	2.0.7 2021-12-23 (4 years and 9 months ago)
0.8	N/A	2.6.32 - 5.9	May 21, 2019 (7 years and 5 months ago)	Dec 14, 2020 (5 years and 10 months ago)	Dec 14, 2020 (5 years and 10 months ago)	0.8.6 2020-12-14 (5 years and 10 months ago)

OpenZFS End of Life & Support Summary

Which OpenZFS Versions Are Currently Supported?

OpenZFS currently has 3 supported releases. OpenZFS 2.4.4 is the latest. OpenZFS 2.3. Also see Firefox end of support life for related end-of-life information.

OpenZFS End of Life (EOL) Version History

3 OpenZFS releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. OpenZFS 2.1 reached EOL on Jan 13, 2025. OpenZFS 2.4.4 is the recommended upgrade for users still on End of Life versions.