RTLinux doesn't try to change Linux into an RTOS, it instead provides a new RT kernel incorporating Linux as a low-priority thread, so the RTOS stays small, streamlined and keeps Linux as a base for common applications. [EE Times]

RTLinux's main architect gives advice for budding computer scientists. [ACM Crossroads]

Portal for free version of RTLinux; news, FAQs, search, Forum, downloads, FSMLabs contact; OCERA.

Hard realtime extension, under 30µs interrupt response times; originally standard with SGI IRIX Unix OS; Silicon Graphics, Inc. Open source.

When dealing with realtime systems, IPC overhead becomes important; examines two of the best IPC mechanisms available for Linux: FIFO, shared memory. [Dr. Dobb's Journal]

by University of Kansas (KU) Center for Research, Inc. Between a hard and soft real-time OS.

RealTime Application Interface for Linux: realtime extension allows writing programs with strict timing constraints for Linux. Supports ARM, PowerPC, x86 32/64.

Hard realtime development framework, works with Linux kernel; pervasive, interface-agnostic, support to programs, seamlessly integrates with GNU/Linux environment; based on abstract RTOS core, build any kind of realtime interfaces, over nucleus which ...

Wiki for realtime Linux framework: news, information, instructions, tips, success stories, roadmap, links.

Wiki for DIAPM RTAI RealTime extension to Linux; much information, instructions, tips, success stories, related projects, links, bootable CDs.