Qnx

QNX is a Unix-like real-time operating system designed for use in embedded systems, such as automotive, medical, and industrial control applications, where reliability and predictability are crucial. As a highly modular and customizable OS, QNX is widely adopted in the tech industry for its ability to provide a secure and fault-tolerant environment for mission-critical systems, making it a popular choice among developers and manufacturers of safety-critical devices and systems.