
Open Policy Agent Gatekeeper
7.2#3 in kubernetes security softwareFree planFree planAPILinuxSelf-hosted
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| Fact | Open Policy Agent Gatekeeper | Tirith |
|---|---|---|
| Purpose | Gatekeeper is a validating and mutating Kubernetes webhook that enforces CRD-based policies evaluated by Open Policy Agent. | Tirith evaluates infrastructure documents against declarative JSON policies and reports which rules passed or failed, including the affected resource and value. |
Gatekeeper suits teams managing Kubernetes clusters that need policy enforcement, mutation or recurring audits of existing resources. It is self-hosted and requires cluster-admin permissions to install.
Tirith is aimed at DevSecOps engineers, infrastructure architects, cloud administrators, and others who manage infrastructure guardrails. It may suit teams that want policy checks in CI or local CLI workflows.