All add-ons · Certificates
Is cert-manager compatible with Kubernetes 1.37?
X.509 certificate controller for Kubernetes. The project publishes a supported-releases table with Kubernetes ranges.
Supported and tested Kubernetes 1.33 → 1.36. Released Jul 08, 2026. End of life at the release of 1.23.
Supported Releases lists cert-manager 1.21 as supported and tested on Kubernetes 1.33 → 1.36, and 1.20 as supported and tested on 1.32 → 1.35. The EOL table lists 1.19 as compatible with 1.31 → 1.35. 1.19 reached EOL on Jul 08, 2026.
Version grid
| cert-manager | 1.31 | 1.32 | 1.33 | 1.34 | 1.35 | 1.36 | 1.37 |
|---|---|---|---|---|---|---|---|
| 1.21 · current | Not supported | Not supported | Supported | Supported | Supported | Supported | Not supported |
| 1.20 | Not supported | Supported | Supported | Supported | Supported | Not supported | Not supported |
| 1.19 · deprecated | Supported | Supported | Supported | Supported | Supported | Not supported | Not supported |
Empty-looking “not in the published matrix” cells were not listed by the project. They are not a guess that the combination fails.
Notes
Only the last patch of each supported release branch is supported. The project does not publish an upstream LTS, except vendor LTS rows on the same page. Upgrade notes are in the project upgrade documentation.
Sources
Last checked 2026-11-15. Latest GitHub release v1.21.3 (opens in a new tab) (2026-10-23).
Project site: https://cert-manager.io (opens in a new tab)
Managed Kubernetes end of support
Addon compatibility is not the same as the platform’s support window. End-of-support dates for the managed services are on EOL Radar: Amazon EKS (opens in a new tab), Azure AKS (opens in a new tab), Google Kubernetes Engine (opens in a new tab).