Download NubiferOS

Get NubiferOS Alpha and start managing your cloud accounts securely

The secure cloud engineer's workstation with workspace isolation, encrypted credentials, and 50+ cloud tools available.

Alpha Software

This is alpha software intended for testing and feedback. Expect bugs and rough edges. Please report issues on GitHub.

Running into issues?

Check the Known Issues page and Troubleshooting Guide for common problems and solutions.

Choose Your Edition

NubiferOS 0.1.4 Alpha

March 15, 2026 v0.1.4

NubiferOS

Core secure workstation for cloud engineers

Workspace isolation Encrypted credentials (GPG + pass) 50+ cloud tools pre-installed LUKS full disk encryption Read-only mode Security dashboard NubiferAI available via optional package

Download ISO Checksum

NubiferOS Container

Cloud tools in a Docker container — no install required

All NubiferOS cloud tools Docker / Podman compatible Lightweight and portable CI/CD pipeline ready No desktop environment

docker pull ghcr.io/nubiferos/nubiferos:latest

Pull Container

NubiferOS + TPM

Everything in Base plus TPM 2.0 secure boot

Everything in Base TPM 2.0 boot LUKS2 + Argon2id Secure Boot enforcement

Coming Soon

Release Notes

NubiferOS 0.1.4

A security-focused Linux distribution for cloud engineers.

Changes

docs: expand auto-approve list in CLAUDE.md
fix: nubifer-updater postinst fails in chroot (no systemd)
fix: resolve unmet deps after dpkg -i of nubifer packages
fix: create output dirs without sudo to avoid permission denied
fix: build .deb packages before ISO so dpkg registration works
fix: unify version source — use VERSION file everywhere

Download & Verify

# Verify checksum
sha256sum -c SHA256SUMS

# Verify signature (optional)
gpg --import nubiferos-signing-key.pub
gpg --verify *.iso.asc *.iso

Checksums

See SHA256SUMS attached to this release.

Commit: 5b8cde6 Build: Actions

All Downloads: NubiferOS-0.1.4-20260314-3b90707-amd64.iso NubiferOS-0.1.4-20260314-3b90707-amd64.iso.asc nubiferos-signing-key.pub SHA256SUMS

What's Included

Component	Details
Base System	Debian 12 (Bookworm)
Desktop	GNOME 43 with Wayland
Encryption	LUKS full disk encryption (mandatory)
Credentials	pass + GPG + GNOME Keyring
Isolation	Firejail workspace namespaces
Cloud Tools	50+ tools available (AWS, Azure, GCP, Terraform, kubectl, etc.)
NubiferAI	Optional package — install via `sudo apt install nubifer-ai`

System Requirements

Requirement	Minimum	Recommended
Architecture	64-bit (x86_64)	64-bit (x86_64)
RAM	4 GB	8 GB+
Disk Space	25 GB	50 GB+
Firmware	UEFI	UEFI

Container

Run NubiferOS cloud tools without a full installation:

docker pull ghcr.io/nubiferos/nubiferos:latest
docker run -it ghcr.io/nubiferos/nubiferos

The container includes all NubiferOS cloud tools and works with Docker or Podman. Ideal for CI/CD pipelines or quick access to the toolset.

VM Images

NubiferOS works in VMware Workstation and VirtualBox. UEFI mode must be enabled.

Platform	Instructions
VMware Workstation	VM Settings → Options → Advanced → Firmware: UEFI
VirtualBox	Settings → System → Enable EFI (special OSes only)

Use the same ISO above for VM installations.

Verification

Always verify your download before installation.

Verify Checksum

cd ~/Downloads
sha256sum -c SHA256SUMS

Expected output:

NubiferOS-0.1.4-20260312-8d25dfd-amd64.iso: OK

Verify GPG Signature (Optional)

# Import the NubiferOS signing key
gpg --import nubiferos-signing-key.pub

# Verify signature
gpg --verify *.iso.asc *.iso

Installation

Download the ISO and verify the checksum
Create bootable USB using Balena Etcher, Rufus, or dd
Boot from USB (UEFI mode required)
Follow the installer — encryption is mandatory
Reboot and enter your LUKS passphrase

Full Installation Guide →

Previous Releases

Version	Release Date	Status	Notes
0.1.2	March 2026	Current	Audit trail viewer, security dashboard, APT repo signing, bug fixes
0.1.1	March 2026	Previous	CI/CD pipeline, container image, OTA updates

Coming Soon

Version	Target	Highlights
1.5 "Stratus" (Beta)	Q2 2026	Single-password boot, YubiKey support
2.0 "Cumulus"	Q3-Q4 2026	TPM support, team features

View Full Roadmap →

Source Code

NubiferOS is open source under GPL-3.0.

Resource	Link
GitHub Repository	github.com/nubiferos/nubiferos
Release Notes	GitHub Releases
Report Issues	GitHub Issues
Build Scripts	Build Documentation

Learn More

Topic	Link
Features	What's included in NubiferOS
Why NubiferOS?	How we compare to alternatives
Security	Security architecture
NubiferAI	AI-native cloud operations
Built with AI	How we built NubiferOS