CRI-O is a lightweight container runtime designed specifically for Kubernetes. It implements the Kubernetes Container Runtime Interface (CRI) and supports OCI images.
- Kubernetes clusters that want a minimal runtime.
- Environments focused on OCI standards.
- Clusters avoiding full Docker Engine.
- Match CRI‑O versions to your Kubernetes minor version.
- Use the official CRI‑O repo instructions for the exact Kubernetes release you run.
- Kubernetes‑native CRI implementation.
- OCI image and runtime support.
- Lightweight and modular design.