CTRL-OS: Cyberus Technology Resilient Linux

CTRL-OS is a commercially supported downstream distribution of NixOS focused on Embedded Devices. Please contact us for business inquiries.

On top of key NixOS features, reproducibility and the declarative module system, CTRL-OS offers long-term support for 5 years and is ready for the Cyber Resilience Act (CRA). If you're using NixOS 26.05, it is a drop in replacement.

If you are unsure where to start with CTRL-OS, check out the First Steps. If you are new to Nix, refer to the excellent upstream Nix documentation.

Join our Matrix channel to stay informed about upcoming changes.

Find our open source code in the CTRL-OS Github organization. Our public LTS branches are also available there.

Roadmap

Security and Vulnerability Dashboard

2026-Q2

Complete visibility of security issue status on CTRL-OS.

CTRL-OS LTS 26.05

2026-Q2

Start the official 5 year support phase for CTRL-OS for 26.05.

Vulnerability Reports

2026-Q3

Get to know whether you are affected by security vulnerabilities

NixCon Krakow

2026 September 25-28

Meet us at NixCon and talk to us about CTRL-OS, CRA compliance and Long Term Support

Ready for the Cyber Resilience Act (CRA)

2026-Q4

Simplify your Cyber Resilience Act compliance using CTRL-OS.