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

Mattermost Releases Nearing End of Life - Support Ending Soon (4)

Important: The following Mattermost releases will reach End of Life (EOL) within 6 months. Plan your migration to a supported release to ensure continued security updates and support.

Release	Released	Security Support	Latest	LTS
11.3	2026-01-16 (2 months ago)	2026-04-15 (in 5 days)	11.3.3 2026-03-16 (3 weeks and 4 days ago)	-
11.4	2026-02-16 (1 month and 3 weeks ago)	2026-05-15 (in 1 month and 5 days)	11.4.3 2026-03-16 (3 weeks and 4 days ago)	-
11.5	2026-03-16 (3 weeks and 4 days ago)	2026-06-15 (in 2 months)	11.5.1 2026-03-06 (1 month and 4 days ago)	-
10.11	2025-08-15 (7 months ago)	2026-08-15 (in 4 months)	10.11.13 2026-03-16 (3 weeks and 4 days ago)	-

Mattermost End of Life (EOL) Releases - No Longer Supported (47)

Release	Released	Security Support	Latest	LTS
11.2	2025-12-16 (3 months ago)	2026-03-15 (3 weeks and 5 days ago)	11.2.4 2026-02-20 (1 month and 3 weeks ago)	-
11.1	2025-11-14 (4 months ago)	2026-02-15 (1 month and 3 weeks ago)	11.1.3 2026-01-15 (2 months ago)	-
11.0	2025-10-16 (5 months ago)	2026-01-15 (2 months ago)	11.0.7 2025-12-17 (3 months ago)	-
10.12	2025-09-16 (6 months ago)	2025-12-15 (3 months ago)	10.12.4 2025-11-21 (4 months ago)	-
10.10	2025-07-16 (8 months ago)	2025-10-15 (5 months ago)	10.10.3 2025-09-16 (6 months ago)	-

10.9	2025-06-16 (9 months ago)	2025-09-15 (6 months ago)	10.9.5 2025-08-15 (7 months ago)	-
10.8	2025-05-16 (10 months ago)	2025-08-15 (7 months ago)	10.8.4 2025-07-22 (8 months ago)	-
10.7	2025-04-16 (11 months ago)	2025-07-15 (8 months ago)	10.7.4 2025-06-18 (9 months ago)	-
10.6	2025-03-16 (1 year ago)	2025-06-15 (9 months ago)	10.6.6 2025-05-21 (10 months ago)	-
10.5 (ESR)	2025-02-16 (1 year and 1 month ago)	2025-11-15 (4 months ago)	10.5.14 2025-10-30 (5 months ago)	LTS
10.4	2025-01-16 (1 year and 2 months ago)	2025-04-15 (11 months ago)	10.4.5 2025-04-15 (11 months ago)	-
10.3	2024-12-16 (1 year and 3 months ago)	2025-03-15 (1 year ago)	10.3.4 2025-02-19 (1 year and 1 month ago)	-
10.2	2024-11-15 (1 year and 4 months ago)	2025-02-15 (1 year and 1 month ago)	10.2.3 2025-01-22 (1 year and 2 months ago)	-
10.1	2024-10-16 (1 year and 5 months ago)	2025-01-15 (1 year and 2 months ago)	10.1.7 2025-01-15 (1 year and 2 months ago)	-
10.0	2024-09-16 (1 year and 6 months ago)	2024-12-15 (1 year and 3 months ago)	10.0.4 2024-12-10 (1 year and 4 months ago)	-
9.11 (ESR)	2024-08-02 (1 year and 8 months ago)	2025-05-15 (10 months ago)	9.11.18 2025-07-22 (8 months ago)	LTS
9.10	2024-06-28 (1 year and 9 months ago)	2024-10-15 (1 year and 5 months ago)	9.10.3 2024-09-26 (1 year and 6 months ago)	-
9.9	2024-05-31 (1 year and 10 months ago)	2024-09-15 (1 year and 6 months ago)	9.9.3 2024-08-27 (1 year and 7 months ago)	-
9.8	2024-05-03 (1 year and 11 months ago)	2024-08-15 (1 year and 7 months ago)	9.8.3 2024-07-22 (1 year and 8 months ago)	-
9.7	2024-04-03 (2 years ago)	2024-07-15 (1 year and 8 months ago)	9.7.6 2024-07-02 (1 year and 9 months ago)	-
9.6	2024-03-01 (2 years and 1 month ago)	2024-06-15 (1 year and 9 months ago)	9.6.3 2024-06-03 (1 year and 10 months ago)	-
9.5	2024-02-02 (2 years and 2 months ago)	2024-11-15 (1 year and 4 months ago)	9.5.14 2025-05-09 (11 months ago)	-
9.4	2024-01-08 (2 years and 3 months ago)	2024-04-15 (1 year and 11 months ago)	9.4.5 2024-03-26 (2 years ago)	-
9.3	2023-12-05 (2 years and 4 months ago)	2024-03-15 (2 years ago)	9.3.3 2024-03-06 (2 years and 1 month ago)	-
9.2	2023-11-06 (2 years and 5 months ago)	2024-02-15 (2 years and 1 month ago)	9.2.6 2024-02-14 (2 years and 1 month ago)	-
9.1	2023-10-13 (2 years and 5 months ago)	2024-01-15 (2 years and 2 months ago)	9.1.5 2024-01-09 (2 years and 3 months ago)	-
9.0	2023-09-14 (2 years and 6 months ago)	2023-12-15 (2 years and 3 months ago)	9.0.5 2023-11-29 (2 years and 4 months ago)	-
8.1 (ESR)	2023-08-10 (2 years and 8 months ago)	2024-05-15 (1 year and 10 months ago)	8.1.13 2024-04-25 (1 year and 11 months ago)	LTS
8.0	2023-07-09 (2 years and 9 months ago)	2023-10-15 (2 years and 5 months ago)	8.0.4 2023-10-06 (2 years and 6 months ago)	-
7.10	2023-04-12 (2 years and 11 months ago)	2023-08-15 (2 years and 7 months ago)	7.10.5 2023-07-26 (2 years and 8 months ago)	-
7.9	2023-03-14 (3 years ago)	2023-07-15 (2 years and 8 months ago)	7.9.6 2023-07-12 (2 years and 8 months ago)	-
7.8 (ESR)	2023-02-14 (3 years and 1 month ago)	2023-11-15 (2 years and 4 months ago)	7.8.15 2023-11-13 (2 years and 4 months ago)	LTS
7.7	2023-01-13 (3 years and 2 months ago)	2023-04-15 (2 years and 11 months ago)	7.7.4 2023-04-12 (2 years and 11 months ago)	-
7.5 (ESR)	2022-11-09 (3 years and 5 months ago)	2023-02-15 (3 years and 1 month ago)	7.5.2 2022-12-21 (3 years and 3 months ago)	LTS
7.4	2022-10-12 (3 years and 5 months ago)	2023-01-15 (3 years and 2 months ago)	7.4.1 2022-12-21 (3 years and 3 months ago)	-
7.3	2022-09-14 (3 years and 6 months ago)	2022-12-15 (3 years and 3 months ago)	7.3.1 2022-10-14 (3 years and 5 months ago)	-
7.2	2022-08-11 (3 years and 7 months ago)	2022-11-15 (3 years and 4 months ago)	7.2.1 2022-10-13 (3 years and 5 months ago)	-
7.1 (ESR)	2022-07-13 (3 years and 8 months ago)	2023-05-15 (2 years and 10 months ago)	7.1.9 2023-04-27 (2 years and 11 months ago)	LTS
7.0	2022-06-13 (3 years and 9 months ago)	2022-09-15 (3 years and 6 months ago)	7.0.2 2022-08-23 (3 years and 7 months ago)	-
6.7	2022-05-11 (3 years and 10 months ago)	2022-08-15 (3 years and 7 months ago)	6.7.2 2022-06-15 (3 years and 9 months ago)	-
6.6	2022-04-07 (4 years ago)	2022-07-15 (3 years and 8 months ago)	6.6.2 2022-06-13 (3 years and 9 months ago)	-
6.5	2022-03-11 (4 years ago)	2022-06-15 (3 years and 9 months ago)	6.5.2 2022-06-13 (3 years and 9 months ago)	-
6.4	2022-02-15 (4 years and 1 month ago)	2022-05-15 (3 years and 10 months ago)	6.4.3 2022-04-28 (3 years and 11 months ago)	-
6.3 (ESR)	2022-01-13 (4 years and 2 months ago)	2022-10-15 (3 years and 5 months ago)	6.3.10 2022-08-23 (3 years and 7 months ago)	LTS
6.2	2021-12-13 (4 years and 3 months ago)	2022-03-15 (4 years ago)	6.2.5 2022-03-10 (4 years and 1 month ago)	-
6.1	2021-11-11 (4 years and 4 months ago)	2022-02-15 (4 years and 1 month ago)	6.1.3 2022-02-03 (4 years and 2 months ago)	-
6.0	2021-10-08 (4 years and 6 months ago)	2022-01-15 (4 years and 2 months ago)	6.0.4 2021-12-17 (4 years and 3 months ago)	-

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