Green Hills Software is the worldwide leader in embedded safety and security. For more than 40 years, Green Hills has successfully solved a wide variety of embedded challenges, providing safe, secure and scalable solutions for the military/avionics, medical, industrial, automotive, networking, consumer and other markets that demand industry-certified solutions.

The INTEGRITY RTOS family is certified to IEC 61508 SIL 3 (industrial), EN 50128 SIL 4 (railway), ISO 26262 ASIL D (automotive), DO-178/ED-12 DAL A (avionics), FDA Class III (medical), and was the first and only operating system to be certified by NIAP (National Information Assurance Partnership comprised of NSA & NIST) to EAL 6+, High Robustness, the highest level of security ever achieved for any software ...