Quarkus 3.21 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Quarkus 3.21 reached end of life on 30 Apr 2025. It no longer receives security fixes.
466 days without security patches
Recommended action: upgrade to Quarkus 3.38. Support timeline
Official dates from the Quarkus release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 26 Mar 2025 | — |
| End of life | 30 Apr 2025 | 1.3 years ago |
| Latest release | 3.21.4 · 24 Apr 2025 | final |
Where to go from 3.21
Recommended target: Quarkus 3.38.
The newest actively supported branch is Quarkus 3.38 (latest release 3.38.1).
Frequently asked questions
Is Quarkus 3.21 still safe to use?
Quarkus 3.21 reached end of life on 30 Apr 2025, 466 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Quarkus 3.21?
Yes — the final release (3.21.4) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Quarkus 3.21 to?
Upgrade to Quarkus 3.38, the newest actively supported branch.
All Quarkus versions
3.38 supported 3.37 EOL 2026 3.36 EOL 2026 3.35 EOL 2026 3.34 EOL 2026 3.33 supported 3.32 EOL 2026 3.31 EOL 2026 3.30 EOL 2026 3.29 EOL 2025 3.28 EOL 2025 3.27 supported 3.26 EOL 2025 3.25 EOL 2025 3.24 EOL 2025 3.23 EOL 2025 3.22 EOL 2025 3.21 EOL 2025 3.20 EOL 2026 3.19 EOL 2025 3.18 EOL 2025 3.17 EOL 2025 3.16 EOL 2024 3.15 EOL 2025 3.14 EOL 2024 3.13 EOL 2024 3.12 EOL 2024 3.11 EOL 2024 3.10 EOL 2024 3.9 EOL 2024 3.8 EOL 2025 3.7 EOL 2024 3.6 EOL 2024 3.5 EOL 2023 3.4 EOL 2023 3.3 EOL 2023 3.2 EOL 2024 3.1 EOL 2023 3.0 EOL 2023 2.16 EOL 2023 2.15 EOL 2023 2.14 EOL 2022 2.13 EOL 2022 2.12 EOL 2022 2.11 EOL 2022 2.10 EOL 2022 2.9 EOL 2022 2.8 EOL 2022 2.7 EOL 2022 2.6 EOL 2022 2.5 EOL 2021 2.4 EOL 2021 2.3 EOL 2021 2.2 EOL 2021 2.1 EOL 2021 2.0 EOL 2021 1 EOL 2021 0 EOL 2019