Xenomai
- Wiki for realtime Linux framework: news, information, instructions, tips, success stories, roadmap, links.
- http://www.xenomai.org/index.php/Main_Page

REACT for Linux
- Hard realtime extension, under 30µs interrupt response times; originally standard with SGI IRIX Unix OS; Silicon Graphics, Inc. Open source.
- http://www.sgi.com/products/software/react/linux_overview.html

RTLinux-gpl FTP Repository
- FTP and mail list archives, anonymous CVS access.
- http://www.rtlinux-gpl.org/

RTAI.dk
- Wiki for DIAPM RTAI RealTime extension to Linux; much information, instructions, tips, success stories, related projects, links, bootable CDs.
- http://www.rtai.dk/cgi-bin/gratiswiki.pl

DIAPM RTAI
- Original home of RTAI, news archive, documents, programs, links, team, downloads, mail list, bug reports.
- http://www.aero.polimi.it/~rtai/

RTAI
- Growing article, with links to many related topics. Wikipedia.
- http://en.wikipedia.org/wiki/RTAI

OCERA
- Open Components for Embedded Real-time Applications: integrated execution environment for embedded realtime programs. Combines 2 kernels, Linux and RTLinux-GPL to support critical tasks (RTLinux-GPL executive) and soft realtime programs (Linux kernel).
- http://www.ocera.org/

RTLinux Free
- Portal for free version of RTLinux; news, FAQs, search, Forum, downloads, FSMLabs contact; OCERA.
- http://www.rtlinuxfree.com/

RTLinux
- Growing article, with links to many related topics. Wikipedia.
- http://en.wikipedia.org/wiki/RTLinux

KURT: KU Real Time Linux
- by University of Kansas (KU) Center for Research, Inc. Between a hard and soft real-time OS.
- http://www.ittc.ku.edu/kurt/

Linux, Real-Time Linux, & IPC
- 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]
- http://www.ddj.com/documents/s=897/ddj9911b/9911b.htm

Team Takes Different Path to Real-time Linux
- 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]
- http://www.eetimes.com/story/OEG20000705S0044

LinuxDevices.com: KURT: The KU Real-Time Linux
- KURT introduction and analysis.
- http://www.linuxdevices.com/cgi-bin/article_view.cgi?artid=AT9514980326

Finite State Machine Labs, Inc.: FSMLabs
- Makes dual kernel RTLinux and RTCore/BSD, and OpenRTLinux RTOSs, realtime networking, protected memory, XML/RPC controls, embedded Linux developer kit; has RT developer tutorials and white papers; second tier support for Linux product vendors; software de
- http://www.fsmlabs.com/

RTLinux: An Interview with Victor Yodaiken
- RTLinux's main architect gives advice for budding computer scientists. [ACM Crossroads]
- http://www.acm.org/crossroads/xrds6-1/yodaiken.html