See also:

• Computers: Software: Operating Systems: Realtime: POSIX  (7)
• Computers: Software: Operating Systems: Unix  (941)

• Concurrent Computer Corp. - Makes PowerMAX OS: fully preemptive, multi-threaded, Unix-based RTOS. Leading provider of concurrent real-time multiprocessor OSs, high-performance real-time computer systems, solutions, software for business and government. Focus: strategic business areas including: simulation; data acquisition; instrumentation and process control; interactive real-time (includes wagering, gaming, video-on-demand); vibration control.
• Maruti - Goal: create an environment for developing and deploying critical applications with hard real-time constraints in a reactive environment. Such applications must be able to execute on a platform of distributed and heterogeneous resources, and operate continuously in the presence of faults.
• RTMX, Inc. - Makes RTMX O/S: IEEE POSIX realtime extensions to OpenBSD, with vendor specific ports for embedded, dedicated systems, application specific Internet/intranet servers. Many fine features. North Carolina, USA.