Fluent Bit End of Life (EOL), End of Support (EOS), EOSL, EOSS, and EOSM Dates
23 Fluent Bit versions have reached End of Life (EOL) and End of Support (EOS), including Fluent Bit 4.1 (EOL date: Feb 11, 2026) — no longer receiving security updates or patches. Fluent Bit 4.2 reaches its End of Support date on Jun 30, 2026 — plan your upgrade path now. Fluent Bit 5.0.3 is the current supported release.
Currently Supported Fluent Bit Releases - Active EOS/EOSL Support (1)
| Release | Released | Support | Latest | LTS |
|---|---|---|---|---|
| 5.0 | (2 weeks and 5 days ago) | - | 5.0.3 (5 days ago) | - |
Fluent Bit Releases Nearing End of Life - Support Ending Soon (1)
| Release | Released | Support | Latest | LTS |
|---|---|---|---|---|
| 4.2 | (5 months ago) | (in 2 months) | 4.2.4 (1 week and 2 days ago) | - |
Fluent Bit End of Life (EOL) Releases - No Longer Supported (23)
| Release | Released | Support | Latest | LTS |
|---|---|---|---|---|
| 4.1 | (6 months ago) | (2 months ago) | 4.1.2 (4 months ago) | - |
| 4.0 | (1 year ago) | (3 months ago) | 4.0.14 (3 months ago) | - |
| 3.2 | (1 year and 5 months ago) | (9 months ago) | 3.2.10 (1 year ago) | - |
| 3.1 | (1 year and 9 months ago) | (1 year and 2 months ago) | 3.1.10 (1 year and 5 months ago) | - |
| 3.0 | (2 years ago) | (1 year and 6 months ago) | 3.0.7 (1 year and 10 months ago) | - |
| 2.2 | (2 years and 5 months ago) | (1 year and 9 months ago) | 2.2.3 (1 year and 10 months ago) | - |
| 2.1 | (3 years ago) | (2 years and 2 months ago) | 2.1.10 (2 years and 6 months ago) | - |
| 2.0 | (3 years and 5 months ago) | (2 years and 9 months ago) | 2.0.14 (2 years and 10 months ago) | - |
| 1.9 | (4 years and 1 month ago) | (3 years and 4 months ago) | 1.9.10 (3 years and 4 months ago) | - |
| 1.8 | (4 years and 9 months ago) | (3 years and 4 months ago) | 1.8.15 (4 years ago) | - |
| 1.7 | (5 years and 2 months ago) | - | 1.7.9 (4 years and 10 months ago) | - |
| 1.6 | (5 years and 6 months ago) | - | 1.6.10 (5 years and 3 months ago) | - |
| 1.5 | (5 years and 9 months ago) | - | 1.5.7 (5 years and 6 months ago) | - |
| 1.4 | (6 years ago) | - | 1.4.6 (5 years and 9 months ago) | - |
| 1.3 | (6 years and 6 months ago) | - | 1.3.11 (6 years ago) | - |
| 1.2 | (6 years and 9 months ago) | - | 1.2.2 (6 years and 9 months ago) | - |
| 1.1 | (6 years and 11 months ago) | - | 1.1.3 (6 years and 9 months ago) | - |
| 1.0 | (7 years and 4 months ago) | - | 1.0.6 (7 years ago) | - |
| 0.14 | (7 years and 7 months ago) | - | 0.14.9 (7 years and 4 months ago) | - |
| 0.13 | (7 years and 8 months ago) | - | 0.13.8 (7 years and 11 months ago) | - |
| 0.12 | (8 years and 8 months ago) | - | 0.12.19 (7 years and 11 months ago) | - |
| 0.11 | (9 years ago) | - | 0.11.17 (8 years and 8 months ago) | - |
| 0.10 | (9 years and 3 months ago) | - | 0.10.1 (9 years and 3 months ago) | - |
Fluent Bit End of Life & Support Summary
Which Fluent Bit Versions Are Currently Supported?
Fluent Bit currently has 1 supported release. Fluent Bit 5.0.3 is the latest. Note that Fluent Bit 4.2 support ends on Jun 30, 2026 — plan your upgrade before then.
Fluent Bit Versions Nearing End of Life
1 Fluent Bit release is reaching End of Life (EOL) within 6 months. Fluent Bit 4.2 support ends on Jun 30, 2026. Upgrade to Fluent Bit 5.0.3 to stay on a supported release.
Fluent Bit End of Life (EOL) Version History
23 Fluent Bit releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Fluent Bit 4.1 reached EOL on Feb 11, 2026. Fluent Bit 5.0.3 is the recommended upgrade for users still on End of Life versions.