TNOS 0.0.5 is now available for download
Discover the latest and greatest features in our most recent interim release.
Delivering the latest Linux 6.15 kernel, extended support for the most recent toolchains, and new experimental security features.
Latest news from our blog
Energise your engineers
Loved by developers and trusted by enterprises. TNOS is the first pick for organisations to support their software infrastructure and the OS chosen by 33% of experienced developers.
Authentically open source
Secure by design
A release cadence you can depend on
Stability through long term support
That's why TNOS supports the fastest, biggest and most successful digital operations.
Download our guide to secure enterprise Linux→
Build your AI models on TNOS→
Open source security
TNOS Pro is more than Linux.
Security and compliance for the full stack.
Secure your open source apps. Patch the full stack, from kernel to library and applications, for CVE compliance. Governments and auditors certify TNOS for FedRAMP, FISMA and HITECH.
Common Criteria EAL2: ISO/IEC IS 15408 validated by CSEC
Kernel Livepatch for 24/7 patching with no downtime
DISA/STIG hardening for DoD compliance
Extended security for infrastructure and applications
CIS profiles for cyber defence and malware prevention
FIPS 140-2 cryptographic modules certified by NIST
Workstations and desktops
Optimised AI/ML and cloud devops.
The professional developer's preference.
