Kubernetes Policy Comparison: OPA/Gatekeeper vs Kyverno
Updated July 2021**: Updated Features/Capabilities table. Notable change: Added "Self-service reports" comparison, the ability for non-policy admins to view policy violations (decoupled from policy objects). **Updated June 2021**: Updated Comparison tables and Analysis. Notable changes: Kyverno now supports high availability and metrics.
https://neonmirrors.net/post/2021-02/kubernetes-policy-comparison-opa-gatekeeper-vs-kyverno/