OpenTofu end of life: end of support by version
Linux Foundation · Development & DevOps
For OpenTofu by Linux Foundation, patchletter knows 8 support cycles. 6 of them have already ended and receive no more security updates. The next support window closes on 01/02/2027, 85 days from now. The current version of OpenTofu is 1.13.9. The cycles come from the open endoflife.date project, last reconciled on 07/11/2026.
When does support end for which OpenTofu version?
A cycle is a maintained version line. Where a date is given, support ends on that day. After it the vendor ships no more security updates for that line.
| Cycle | Latest version | End of support | Status |
|---|---|---|---|
| 1.13 | 1.13.9 | 266 days left | EOL 1 Aug 27 |
| 1.12 | 1.12.12 | 85 days left | EOL in 85 days |
| 1.11 | 1.11.14 | 81 days ago | End of Life |
| 1.10 | 1.10.10 | 39 days ago | End of Life |
| 1.9 | 1.9.4 | 178 days ago | End of Life |
| 1.8 | 1.8.11 | 334 days ago | End of Life |
| 1.7 | 1.7.10 | 502 days ago | End of Life |
| 1.6 | 1.6.3 | 668 days ago | End of Life |
Which OpenTofu versions no longer receive security updates?
6 of 8 cycles have ended. If you run one of those lines, the vendor ships you no more patches, not even for critical flaws.
- OpenTofu 1.111.11.14
- OpenTofu 1.101.10.10
- OpenTofu 1.91.9.4
- OpenTofu 1.81.8.11
- OpenTofu 1.71.7.10
- OpenTofu 1.61.6.3
Where does the EOL data for OpenTofu come from?
From the open endoflife.date project, which collects vendors' official support commitments. patchletter reconciles the cycles daily; the OpenTofu data is as of 07/11/2026. In case of doubt the vendor's own lifecycle page applies. patchletter deliberately stores no vendor full texts.
New OpenTofu versions by email
Tick the product and patchletter reports new releases by email. The update email costs nothing, and one click stops it again. The warning 90, 30 and 7 days before support ends is part of patchletter Pro.