Carries out research into real-time OS, compilers, and architecture. Plenty of documentation available.

Maruti is a time-based operating system research project at the University of Maryland.

Makers of OS-9, a real-time, multiuser, multitasking operating system which is modular, allowing new devices to be added to the system.

Real-Time and system software. Survey the extensive selection of computer products, services, and resources.

Subsidiary of Enea Group specializes in real-time operating systems and development tools for distributed and fault-tolerant applications.

A micro-kernel, distributed, real-time, fault-tolerant, POSIX-certified OS for the x86.

Index of real-time resources. Listings include a brief description of the site plus books and software for download.

Mission - to assist real-time systems' developers through high level audits, consultancy, expert courses, a high-informative WWW server, more.

RTI's products help real-time developers with embedded systems, speed development of distributed real-time software, and more.