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FlockOS: the IronFlock device OS. Debian-based images with RAUC A/B updates, built and signed in CI.

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IronFlock

FlockOS

FlockOS is the operating system IronFlock ships for its edge devices: a Debian-based, image-based appliance OS whose job is to run the IronFlock device-agent and Docker, with A/B updates through RAUC, built and signed only in GitHub Actions.

Status (November 2026): rebuild in progress. This repository was ReswarmOS (Buildroot images for 32-bit Raspberry Pi and a Cubic-made x86 installer). Those trees were removed; they remain at the git tag legacy/reswarmos-0.5.7. The plan of record, the audit of the previous state and the architecture decisions live in docs/, starting with docs/master-plan.md.

Targets and variants

Target Hardware A/B mechanism
amd64-efi UEFI x86 edge PCs and IPCs GRUB + RAUC
arm64-efi UEFI arm64 boards and VMs GRUB + RAUC
rpi-arm64 Raspberry Pi 4, 5, CM4, CM5 (Pi 3 and Zero 2 W without A/B) Pi firmware tryboot + RAUC
jetson-orin NVIDIA Jetson Orin (Nano devkit SD image; NX/AGX flash package) NVIDIA UEFI nvbootctrl + RAUC

Variants: base, nvidia (GPU in containers on x86), installer (a USB stick that installs any of its target's images on an internal disk). Every target can be built with a PREEMPT_RT kernel (-rt). Images are flashed with FlockFlasher; devices are set up by device-init, which the image ships and calls rather than re-implementing.

Working in this repository

just lint                     static checks as CI runs them
just test                     unit tests of the build scripts
just build amd64-efi base     build one image (Phase 1)

Pull requests into main need the ci-ok and security / report checks. A release is a version bump: just release-patch (or -minor, -major) opens the pull request titled release flockos v<version>; its merge runs .github/workflows/release.yml, which builds every image, signs the RAUC bundles in Cloud KMS, publishes them, and sets the tag last. Nothing is built, signed or published from a laptop.

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License

Apache License 2.0, see license.md.

About

FlockOS: the IronFlock device OS. Debian-based images with RAUC A/B updates, built and signed in CI.

Topics

Resources

Security policy

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7 stars

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2 watching

Forks

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