CRI-O is a lightweight container runtime designed specifically for Kubernetes through the Container Runtime Interface (CRI).
- Kubernetes clusters that want a minimal CRI runtime
- OCI-compliant runtime stacks without Docker Engine
- Security-focused clusters using Pod Security and strict runtime policies
- Kubernetes-native CRI implementation
- OCI image/runtime compatibility
- Tight integration with Kubernetes release cadence
- Active open-source project
- Latest release: v1.35.2 (released April 2, 2026)
¶ History and References
Need professional assistance with your CRI-O container runtime and Kubernetes infrastructure? Our team provides:
- Kubernetes cluster design and deployment
- CRI-O migration from Docker/containerd
- Performance tuning and troubleshooting
- Security hardening and compliance
- Ongoing operational support
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