Azul Zulu 21 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Azul Zulu 21 is actively supported. It reaches end of life on 30 Sept 2031.
1,821 days of security support left
21.52.203 latest release
38% of this branch's supported lifetime has elapsed — 19 Sept 2023 → 30 Sept 2031.
Check your versionjava -version
Support timeline
Official dates from the Azul Zulu release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Sept 2023 | 3y 1mo ago |
| Support ends | 30 Sept 2031 | in 5y |
| Extended Support ends | 30 Sept 2033 | in 7y |
| Latest release | 21.52.203 · 18 Aug 2026 | current |
How much runway a newer branch buys
Moving to Azul Zulu 27 extends security support by about -1,644 days.
| Branch | End of life | Days left | vs 21 |
|---|---|---|---|
| Azul Zulu 27 | 31 Mar 2027 | 177 | -1,644 days |
| Azul Zulu 25 | 30 Sept 2033 | 2,552 | +731 days |
| Azul Zulu 21 | 30 Sept 2031 | 1,821 | this branch |
| Azul Zulu 17 | 30 Sept 2029 | 1,091 | -730 days |
| Azul Zulu 11 | 31 Jan 2032 | 1,944 | +123 days |
| Azul Zulu 8 | 31 Dec 2030 | 1,548 | -273 days |
Frequently asked questions
When does Azul Zulu 21 reach end of life?
Azul Zulu 21 reaches end of life on 30 Sept 2031 — 1,821 days from now. After that date it receives no security fixes.
Is Azul Zulu 21 still supported?
Yes. Azul Zulu 21 is currently maintained. Latest release: 21.52.203, published 18 Aug 2026.
What happens when Azul Zulu 21 reaches end of life?
Security fixes stop. After 30 Sept 2031 this branch receives no further updates under standard support, though extended support runs to 30 Sept 2033.
How long do I have to upgrade from Azul Zulu 21?
1,821 days. Moving to Azul Zulu 27 instead buys roughly -1,644 more days of security support.