Mattermost End of Life (EOL) Dates and End of Support (EOS) Dates
49 Mattermost versions have reached End of Life (EOL) and End of Support (EOS), including Mattermost 11.4 (EOL date: May 15, 2026) — no longer receiving security updates or patches. Mattermost 11.5 reaches its End of Support date on Jun 15, 2026 — plan your upgrade path now. Also see Apache Subversion lifecycle dates for related end-of-life information.
Mattermost Releases Nearing End of Life - Support Ending Soon (3)
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.
Mattermost End of Life (EOL) Releases - No Longer Supported (49)
| Release | Released | Security Support | Latest | LTS |
|---|---|---|---|---|
| 11.4 | (3 months ago) | (3 days ago) | 11.4.5 (3 weeks and 5 days ago) | - |
| 11.3 | (4 months ago) | (1 month and 3 days ago) | 11.3.3 (2 months ago) | - |
| 11.2 | (5 months ago) | (2 months ago) | 11.2.4 (2 months ago) | - |
| 11.1 | (6 months ago) | (3 months ago) | 11.1.3 (4 months ago) | - |
| 11.0 | (7 months ago) | (4 months ago) | 11.0.7 (5 months ago) | - |
| 10.12 | (8 months ago) | (5 months ago) | 10.12.4 (5 months ago) | - |
| 10.10 | (10 months ago) | (7 months ago) | 10.10.3 (8 months ago) | - |
| 10.9 | (11 months ago) | (8 months ago) | 10.9.5 (9 months ago) | - |
| 10.8 | (1 year ago) | (9 months ago) | 10.8.4 (9 months ago) | - |
| 10.7 | (1 year and 1 month ago) | (10 months ago) | 10.7.4 (11 months ago) | - |
| 10.6 | (1 year and 2 months ago) | (11 months ago) | 10.6.6 (11 months ago) | - |
| 10.5 (ESR) | (1 year and 3 months ago) | (6 months ago) | 10.5.14 (6 months ago) | LTS |
| 10.4 | (1 year and 4 months ago) | (1 year and 1 month ago) | 10.4.5 (1 year and 1 month ago) | - |
| 10.3 | (1 year and 5 months ago) | (1 year and 2 months ago) | 10.3.4 (1 year and 2 months ago) | - |
| 10.2 | (1 year and 6 months ago) | (1 year and 3 months ago) | 10.2.3 (1 year and 3 months ago) | - |
| 10.1 | (1 year and 7 months ago) | (1 year and 4 months ago) | 10.1.7 (1 year and 4 months ago) | - |
| 10.0 | (1 year and 8 months ago) | (1 year and 5 months ago) | 10.0.4 (1 year and 5 months ago) | - |
| 9.11 (ESR) | (1 year and 9 months ago) | (1 year ago) | 9.11.18 (9 months ago) | LTS |
| 9.10 | (1 year and 10 months ago) | (1 year and 7 months ago) | 9.10.3 (1 year and 7 months ago) | - |
| 9.9 | (1 year and 11 months ago) | (1 year and 8 months ago) | 9.9.3 (1 year and 8 months ago) | - |
| 9.8 | (2 years ago) | (1 year and 9 months ago) | 9.8.3 (1 year and 9 months ago) | - |
| 9.7 | (2 years and 1 month ago) | (1 year and 10 months ago) | 9.7.6 (1 year and 10 months ago) | - |
| 9.6 | (2 years and 2 months ago) | (1 year and 11 months ago) | 9.6.3 (1 year and 11 months ago) | - |
| 9.5 | (2 years and 3 months ago) | (1 year and 6 months ago) | 9.5.14 (1 year ago) | - |
| 9.4 | (2 years and 4 months ago) | (2 years and 1 month ago) | 9.4.5 (2 years and 1 month ago) | - |
| 9.3 | (2 years and 5 months ago) | (2 years and 2 months ago) | 9.3.3 (2 years and 2 months ago) | - |
| 9.2 | (2 years and 6 months ago) | (2 years and 3 months ago) | 9.2.6 (2 years and 3 months ago) | - |
| 9.1 | (2 years and 7 months ago) | (2 years and 4 months ago) | 9.1.5 (2 years and 4 months ago) | - |
| 9.0 | (2 years and 8 months ago) | (2 years and 5 months ago) | 9.0.5 (2 years and 5 months ago) | - |
| 8.1 (ESR) | (2 years and 9 months ago) | (2 years ago) | 8.1.13 (2 years ago) | LTS |
| 8.0 | (2 years and 10 months ago) | (2 years and 7 months ago) | 8.0.4 (2 years and 7 months ago) | - |
| 7.10 | (3 years and 1 month ago) | (2 years and 9 months ago) | 7.10.5 (2 years and 9 months ago) | - |
| 7.9 | (3 years and 2 months ago) | (2 years and 10 months ago) | 7.9.6 (2 years and 10 months ago) | - |
| 7.8 (ESR) | (3 years and 3 months ago) | (2 years and 6 months ago) | 7.8.15 (2 years and 6 months ago) | LTS |
| 7.7 | (3 years and 4 months ago) | (3 years and 1 month ago) | 7.7.4 (3 years and 1 month ago) | - |
| 7.5 (ESR) | (3 years and 6 months ago) | (3 years and 3 months ago) | 7.5.2 (3 years and 4 months ago) | LTS |
| 7.4 | (3 years and 7 months ago) | (3 years and 4 months ago) | 7.4.1 (3 years and 4 months ago) | - |
| 7.3 | (3 years and 8 months ago) | (3 years and 5 months ago) | 7.3.1 (3 years and 7 months ago) | - |
| 7.2 | (3 years and 9 months ago) | (3 years and 6 months ago) | 7.2.1 (3 years and 7 months ago) | - |
| 7.1 (ESR) | (3 years and 10 months ago) | (3 years ago) | 7.1.9 (3 years ago) | LTS |
| 7.0 | (3 years and 11 months ago) | (3 years and 8 months ago) | 7.0.2 (3 years and 8 months ago) | - |
| 6.7 | (4 years ago) | (3 years and 9 months ago) | 6.7.2 (3 years and 11 months ago) | - |
| 6.6 | (4 years and 1 month ago) | (3 years and 10 months ago) | 6.6.2 (3 years and 11 months ago) | - |
| 6.5 | (4 years and 2 months ago) | (3 years and 11 months ago) | 6.5.2 (3 years and 11 months ago) | - |
| 6.4 | (4 years and 3 months ago) | (4 years ago) | 6.4.3 (4 years ago) | - |
| 6.3 (ESR) | (4 years and 4 months ago) | (3 years and 7 months ago) | 6.3.10 (3 years and 8 months ago) | LTS |
| 6.2 | (4 years and 5 months ago) | (4 years and 2 months ago) | 6.2.5 (4 years and 2 months ago) | - |
| 6.1 | (4 years and 6 months ago) | (4 years and 3 months ago) | 6.1.3 (4 years and 3 months ago) | - |
| 6.0 | (4 years and 7 months ago) | (4 years and 4 months ago) | 6.0.4 (4 years and 5 months ago) | - |
Mattermost End of Life & Support Summary
Mattermost Versions Nearing End of Life
3 Mattermost releases are reaching End of Life (EOL) within 6 months. Mattermost 11.5 support ends on Jun 15, 2026. Mattermost 11.6 follows on Jul 15, 2026.
Mattermost End of Life (EOL) Version History
49 Mattermost releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Mattermost 11.4 reached EOL on May 15, 2026. Mattermost 11.5 is the most recent release still receiving support.