Bootc Resources

Curated links and references for working with bootable containers — from concepts to production.

Getting Started

• bootc-dev/bootc — the official project repo. Start here for the high-level overview.
• Getting Started with Bootable Containers — Fedora's guide covering core concepts, benefits, and first steps.
• What are Bootable Containers? — IBM Tech video intro.
• Flock 2024: Bootable Containers Deep Dive — Dan Walsh on image-based OS.

How It Works

• Understanding bootc install — how a container image becomes a bootable system.
• Filesystem layout — immutable /usr, mutable /etc and /var.
• Pre-tuned real-time bootable containers — Red Hat Developer deep-dive.
• Building images — best practices — configuration, nested containers, and the project's future direction.

Desktop Building with Bootc

• ublue-os/image-template — start here to build your own custom desktop OS image.
• Universal Blue — custom immutable Atomic Desktop images built on bootc.

Base Images

Image	Source	Registry
CentOS Stream 10	GitLab	quay.io/centos-bootc/centos-bootc:stream10
Fedora 44	GitLab	quay.io/fedora/fedora-bootc:44
AlmaLinux 10	GitHub	quay.io/almalinuxorg/almalinux-bootc:10

Community Images

• TunaOS — cloud-native Enterprise Linux desktops.
  • Yellowfin — AlmaLinux Kitten 10
  • Albacore — AlmaLinux 10
  • Bonito — Fedora 44 (pure bootc)
  • Skipjack — CentOS Stream 10
• HeliumOS — KDE CentOS-based desktop image.
• AlmaLinux Atomic Desktop — KDE and GNOME base images on AlmaLinux.
• AlmaLinux Atomic Workstation — opinionated GNOME workstation on AlmaLinux.

Deploying on Bare Metal / Edge

• System provisioning and bootc, now and the future — Colin Walters (OpenShift/CoreOS, bootc maintainer).
• RamaEdge os-builder — k3s and MicroShift baked into bootc images for edge devices.
• Keynote: Revolutionize your OS deploy with bootc — DevConf.CZ 2025.

What About Nix?

• Nix-Fedora-Toolbox
• Managing Your Laptop with Bootable Containers, Fedora Toolbox, Nix, and Home Manager — DevConf.CZ 2025.

Security

• Syft — SBOM generation.

  • Example: Bluefin LTS SBOM in GHA
  • Example bootc repo using Syft and Grype

• Trivy — SARIF vulnerability scanning.

  • Trivy-scan example

Future

• Shape the Future of Linux: Contribute to bootc — bootc accepted into the CNCF Sandbox (July 2025).