Svelte 2 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Svelte 2 reached end of life on 21 Apr 2019. It no longer receives security fixes.
2,667 days without security patches
Recommended action: upgrade to Svelte 5. Check your versionnpm list svelte
Support timeline
Official dates from the Svelte release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 19 Apr 2018 | — |
| End of life | 21 Apr 2019 | 7.3 years ago |
| Latest release | 2.16.1 · 8 Feb 2019 | final |
Where to go from 2
Recommended target: Svelte 5.
The newest actively supported branch is Svelte 5 (latest release 5.56.8).
Frequently asked questions
Is Svelte 2 still safe to use?
Svelte 2 reached end of life on 21 Apr 2019, 2,667 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Svelte 2?
Yes — the final release (2.16.1) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Svelte 2 to?
Upgrade to Svelte 5, the newest actively supported branch.