Download FoundryOS

One ISO. Boots live, installs encrypted, and rolls back from the bootloader.

Release CandidateJune 2026

FoundryOS 1.0-rc

x86-64 · ~3.0 GB · Debian 13 Trixie base

Download ISO

Always verify the checksum before writing — see below.

Release channels

Stable

Recommended

What we'd put on a machine we depend on. Cut, soaked, and VM-validated.

Testing

Preview

The next release, stabilizing. Fresher catalog, more eyes needed.

Edge

Bleeding

Nightly builds straight off main. For contributors and the brave.

Verify your download

Confirm the ISO matches the published checksum before writing it.

sha256sum foundryos-1.0-rc.iso
# compare against SHA256SUMS from the release page

Write it to a USB drive

Replace /dev/sdX with your USB device — this erases it.

sudo dd if=foundryos-1.0-rc.iso \
  of=/dev/sdX bs=4M status=progress oflag=sync

Prefer a GUI? Etcher and GNOME Disks both work.

System requirements

CPU: 64-bit x86 (UEFI firmware required)
RAM: 4 GB minimum · 8 GB recommended
Disk: 30 GB free · SSD recommended
Firmware: UEFI with Secure Boot supported (optional to enable)
GPU: Intel / AMD out of the box · NVIDIA via the curated overlay

The installer sets up Btrfs + snapper, GRUB boot-rollback, and optional LUKS2 full-disk encryption automatically. Secure Boot is supported via a signed shim/MOK chain.