Buildah is a command-line tool for building OCI-compliant container images without requiring a daemon. It focuses on image creation tasks such as building from Dockerfiles/Containerfiles, managing working containers, committing images, and pushing/pulling to registries. The architecture is modular, separating CLI command handling (using Cobra), core build logic, storage abstraction, and utility packages. Key features include rootless operation, multi-platform support (Linux/FreeBSD), SBOM generation, and confidential workload encryption via SEV/SNP. The tool is designed for integration with container ecosystems like Podman and Kubernetes, emphasizing security and flexibility in image building workflows.
Bazzite is a custom Fedora Atomic (Silverblue/Kinoite) operating system image optimized for gaming on desktops, handheld PCs (Steam Deck, ROG Ally, etc.), and HTPCs. It provides a SteamOS-like experience with pre-installed gaming tools (MangoHud, vkBasalt, OBS VkCapture), hardware support (OGC kernel, HDR/VRR, DisplayLink, per-device audio profiles), and a suite of system management utilities. The repository is not a traditional application but a build system for generating container images and ISOs. The architecture is container-native: images are built via Containerfile and GitHub Actions, with modular overlays for different variants (desktop, deck, nvidia) and desktop environments (GNOME, KDE). Key components include a justfile recipe library for user-facing configuration (ujust), systemd services, udev rules, RPM spec files with patches for upstream packages (BlueZ, UPower, Xwayland, MangoHud), and hardware detection scripts. The build process is fully automated via CI/CD, with image signing and attestation. The project is actively maintained with a large community and extensive hardware support.