It was purchased by Radisys Corp in 2001, and was purchased again in 2013 by its current owner Microware LP. OS-9 is a family of real-time, process-based, multitasking, multi-user operating systems, developed in the 1980s, originally by Microware Systems Corporation for the Motorola 6809 microprocessor. Motorola 6809, Motorola 680x0 CPUs, ColdFire, SuperH, ARM/XScale, MIPS, PowerPC, Intel x86 architectureĬLI in all versions, some platforms support a GUI High-performance, high-availability real-time software solution for advanced industrial automation & control, medical instrumentation, aerospace and transportation systems Microware bought by Radisys in 2001 (since 2013 owned by Microware LP)