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Both support image signing and registry authentication equally."},{"question":"Why does Docker have 13M downloads vs Podman's 2.8M if Podman is better?","answer":"Docker achieved 13+ year market dominance (founded 2010) with massive ecosystem inertia: 9M+ pre-built images on Docker Hub, 500K+ Stack Overflow answers, and ubiquitous CI/CD integration (GitHub Actions, GitLab CI, Jenkins). Podman (founded 2016, CRI-O adopted 2018) is growing 40% YoY but still 5 years behind in ecosystem maturity. Adoption ≠ technical superiority."},{"question":"Which is better for Kubernetes production environments?","answer":"Podman/CRI-O is Red Hat's official recommendation and increasingly standard for production Kubernetes. Docker as a kubelet runtime was deprecated in v1.20 (2020) and removed in v1.24 (2022). Major cloud providers (GKE, EKS, AKS) now default to containerd or CRI-O. 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This licensing model has driven some enterprises toward Podman/containerd (which are free, open-source) for both development and production."}],"relatedComparisons":[{"slug":"docker-vs-podman","title":"Docker vs Podman","category":"products"},{"slug":"docker-vs-nerdctl","title":"Docker vs nerdctl","category":"software"},{"slug":"docker-vs-buildah","title":"Docker vs Buildah","category":"software"},{"slug":"docker-vs-lxc","title":"Docker vs LXC","category":"software"},{"slug":"docker-vs-containerd","title":"Docker vs Containerd","category":"software"},{"slug":"docker-vs-kubernetes","title":"Docker vs Kubernetes","category":"software"},{"slug":"docker-vs-buildah)","title":"Docker vs Buildah","category":"software"},{"slug":"docker-vs-nerdctl)","title":"Docker vs Nerdctl","category":"software"},{"slug":"docker-vs-lxc)","title":"Docker vs LXC (Linux Containers)","category":"software"},{"slug":"docker-vs-kubernetes)","title":"Docker vs Kubernetes","category":"software"},{"slug":"wordpress-vs-wix","title":"WordPress vs Wix","category":"software"},{"slug":"slack-vs-microsoft-teams","title":"Slack vs Microsoft Teams","category":"software"}],"relatedBlogPosts":[{"slug":"best-streaming-services-in-2026-top-picks-for-every-budget-interest","title":"Best Streaming Services in 2026: Top Picks for Every Budget & Interest","excerpt":"Navigating the crowded streaming landscape in 2026 can be overwhelming. 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