Scala 3.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Scala 3.1 reached end of life on 1 Sept 2022. It no longer receives security fixes.
1,438 days without security patches
Recommended action: upgrade to Scala 3.8. Check your versionscalac -version
Support timeline
Official dates from the Scala release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Oct 2021 | — |
| End of life | 1 Sept 2022 | 3.9 years ago |
| Latest release | 3.1.3 · 21 Jun 2022 | final |
Where to go from 3.1
Recommended target: Scala 3.8.
The newest actively supported branch is Scala 3.8 (latest release 3.8.4).
Frequently asked questions
Is Scala 3.1 still safe to use?
Scala 3.1 reached end of life on 1 Sept 2022, 1,438 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Scala 3.1?
Yes — the final release (3.1.3) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Scala 3.1 to?
Upgrade to Scala 3.8, the newest actively supported branch.