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Container Appliance Flavors

imago provides pre-configured, production-grade container host appliances supporting both Docker CE 29.8 and Rootless Podman 5.x.

Docker Appliances (docker-*)

Pre-baked with official Docker CE 29.8, containerd.io 2.3.5, and Docker Compose v2 plugin.

Daemon Tuning (/etc/docker/daemon.json)

{
  "exec-opts": ["native.cgroupdriver=systemd"],
  "log-driver": "json-file",
  "log-opts": {
    "max-size": "50m",
    "max-file": "3"
  },
  "live-restore": true,
  "userland-proxy": false,
  "features": {
    "cdi": true
  }
}

Flavors

  • docker-generic: Standard CPU container host for Docker Compose stacks.
  • docker-intel: Pre-configured Intel QuickSync, Level Zero access, and CDI specification (/etc/cdi/intel.yaml) for Jellyfin, Plex, and Intel OpenVINO containers.
  • docker-amd: Pre-configured AMD ROCm 7.2 compute runtime, /dev/kfd access, and CDI specification (/etc/cdi/amd.yaml) for PyTorch and ROCm containers.
  • docker-nvidia: Pre-configured NVIDIA 595 driver, NVIDIA Container Toolkit, and CDI specification (/etc/cdi/nvidia.yaml) for Turing/Ampere GPUs.
  • docker-nvidia-modern: Pre-configured NVIDIA 615 driver, NVIDIA Container Toolkit, and CDI specification for Ada Lovelace / Hopper GPUs (RTX 4080/4090, L40S, H100).
  • docker-nvidia-bleeding: Pre-configured NVIDIA 615 driver, NVIDIA Container Toolkit, and CDI specification for Blackwell GPUs (RTX 5090, B200).

Podman Appliances (podman-generic)

Daemonless and rootless container host designed for security-conscious environments and systemd integration via Quadlet.

Features

  • Rootless subordinate UID/GID mappings pre-configured (/etc/subuid and /etc/subgid).
  • Quadlet generator directories initialized at /etc/containers/systemd/ and ~/.config/containers/systemd/.
  • Netavark modern CNI network stack and crun OCI runtime.
  • Includes podman, buildah, skopeo, and crun.