compatibility.fyi
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cert-manager

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2Version groups
2Dependencies
4Compatibility entries

Compatibility guides

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2 guides
cert-manager Kubernetes compatibility2 version groupscert-manager OpenShift compatibility2 version groups

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Supported or tested matches establish compatibility. Recommendations and bundles alone do not. Missing coverage is unknown; only explicit upstream evidence establishes incompatibility.

Compatibility matrix

4 entries
cert-managerDependencyDocumented versionsEvidence
1.21Kubernetesruntime
>=1.33 <1.37

cert-manager supported releases list 1.21 with Kubernetes 1.33 through 1.36.

Evidence: supported
Verified 2026-10-08
1.21OpenShiftruntime
>=4.20 <4.23

cert-manager supported releases list 1.21 with OpenShift 4.20 through 4.22.

Evidence: supported
Verified 2026-10-08
1.20Kubernetesruntime
>=1.32 <1.36

cert-manager supported releases list 1.20 with Kubernetes 1.32 through 1.35.

Evidence: supported
Verified 2026-10-08
1.20OpenShiftruntime
>=4.19 <4.22

cert-manager supported releases list 1.20 with OpenShift 4.19 through 4.21.

Evidence: supported
Verified 2026-10-08