Backdrop 1.33 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Backdrop 1.33 is actively supported. The vendor has not published an end-of-support date for this branch.
1.33.3 latest release
Support timeline
Official dates from the Backdrop release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 16 Jan 2026 | — |
| End of life (scheduled) | — | not announced |
| Latest release | 1.33.3 · 16 May 2026 | current |
Frequently asked questions
When does Backdrop 1.33 reach end of life?
No end-of-life date has been announced for Backdrop 1.33 yet.
Is Backdrop 1.33 still supported?
Yes. Backdrop 1.33 is currently maintained. Latest release: 1.33.3, published 16 May 2026.
What happens when Backdrop 1.33 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from Backdrop 1.33?
No end-of-life date has been announced yet.