Fluent Bit 5.0 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Fluent Bit 5.0 is actively supported. It reaches end of life on 6 Nov 2026.
21 days of security support left
5.0.11 latest release
90% of this branch's supported lifetime has elapsed — 31 Mar 2026 → 6 Nov 2026.
Check your versionfluent-bit -v
Support timeline
Official dates from the Fluent Bit release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 31 Mar 2026 | 7mo ago |
| Support ends | 6 Nov 2026 | in 1mo |
| Latest release | 5.0.11 · 9 Oct 2026 | current |
How much runway a newer branch buys
Fluent Bit 5.0 is the newest branch — this is the longest runway currently available.
| Branch | End of life | Days left | vs 5.0 |
|---|---|---|---|
| Fluent Bit 5.0 | 6 Nov 2026 | 21 | this branch |
Frequently asked questions
When does Fluent Bit 5.0 reach end of life?
Fluent Bit 5.0 reaches end of life on 6 Nov 2026 — 21 days from now. After that date it receives no security fixes.
Is Fluent Bit 5.0 still supported?
Yes. Fluent Bit 5.0 is currently maintained. Latest release: 5.0.11, published 9 Oct 2026.
What happens when Fluent Bit 5.0 reaches end of life?
Security fixes stop. After 6 Nov 2026 this branch receives no further updates under standard support.
How long do I have to upgrade from Fluent Bit 5.0?
21 days. This is already the newest branch, so this is the longest runway currently available.