The INTEGRITY real-time operating system architecture was designed and certified for life-critical embedded systems – rigorously proven to successfully fly passenger aircraft, control surgical devices ...

The safety-certified µ-velOSity RTOS delivers new integration possibilities ... Green Hills, the Green Hills logo, INTEGRITY, MULTI, µ-velOSity, µ-visor and History are trademarks or registered ...

In 2008, the Green Hills INTEGRITY®-178 RTOS was the first and only operating system to be certified by NIAP (National Information Assurance Partnership comprised of NSA & NIST) to EAL 6+, High ...