Lightweight Container Runtime for Kubernetes CRI-O is an implementation of the Kubernetes CRI (Container Runtime Interface) to enable using OCI (Open Container Initiative) compatible runtimes. It is a lightweight alternative to using Docker as the runtime for kubernetes. It allows Kubernetes to use any OCI-compliant runtime as the container runtime for running pods. Today it supports runc and Clear Containers as the container runtimes but any OCI-conformant runtime can be plugged in principle.CRI-O supports OCI container images and can pull from any container registry. It is a lightweight alternative to using Docker, Moby or rkt as the runtime for Kubernetes.
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CRI-O
Alternatives
| # | Image | App Name | Features | Platforms | Price | Website Link |
| 1 | Docker Alternatives and Similar Software | Mac Windows Linux Online Self-Hosted FreeNAS |
Free with limited functionality | Website | ||
| 2 |  |
containerd | Linux Self-Hosted |
Free | Website | |
| 3 |  |
Podman | Linux | Free | Website | |
| 4 |  |
rkt | Linux | Free | Website | |
| 5 |  |
Dockercraft | Minecraft | Mac Windows Docker Linux |
Free | Website |