Apache Lucene End of Life (EOL), End of Support (EOS), EOSL, EOSS, and EOSM Dates

Latest Release: 10.4.0 (February 25, 2026)

2 Apache Lucene versions have reached End of Life (EOL) and End of Support (EOS), including Apache Lucene 8 (EOL date: Oct 14, 2024) — no longer receiving security updates or patches. Apache Lucene 10.4.0 is the current supported release — 2 versions in active support.

Currently Supported Apache Lucene Releases - Active EOS/EOSL Support (2)

Release	Released	Security Support	Latest	LTS
10	2024-10-14 (1 year and 6 months ago)	-	10.4.0 2026-02-25 (1 month and 3 weeks ago)	-
9	2021-12-07 (4 years and 4 months ago)	-	9.12.3 2025-09-27 (6 months ago)	-

Apache Lucene End of Life (EOL) Releases - No Longer Supported (2)

Release	Released	Security Support	Latest	LTS
8	2019-03-13 (7 years and 1 month ago)	2024-10-14 (1 year and 6 months ago)	8.11.4 2024-09-24 (1 year and 6 months ago)	-
7	2017-09-19 (8 years and 7 months ago)	-	7.7.3 2020-04-24 (5 years and 11 months ago)	-

Apache Lucene End of Life & Support Summary

Which Apache Lucene Versions Are Currently Supported?

Apache Lucene currently has 2 supported releases. Apache Lucene 10.4.0 is the latest. Apache Lucene 9.

Apache Lucene End of Life (EOL) Version History

2 Apache Lucene releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Apache Lucene 8 reached EOL on Oct 14, 2024. Apache Lucene 10.4.0 is the recommended upgrade for users still on End of Life versions.