1. The Creation of the UNIX* Operating System
The Creation of the UNIX* Operating System...
http://www.bell-labs.com/history/unix http://www.bell-labs.com/history/unix

2. Debian -- The Universal Operating System
Debian GNU/Linux is a free distribution of the GNU/Linux operating system. It is maintained and updated through the work of many ...
http://www.debian.org http://www.debian.org

3. The Linux Home Page at Linux Online
Linux is a free Unix-type operating system originally created by Linus Torvalds with the assistance of developers around the world.
http://www.linux.org http://www.linux.org

4. The FreeBSD Project
... Home About Get FreeBSD Documentation Community Developers Support Based on BSD UNIX® FreeBSD is an advanced operating system for x86 compatible (including Pentium® and Athlon "), amd64 ...
http://www.freebsd.org http://www.freebsd.org

5. UNIX Operating System
Learn the basics of UNIX from Lancaster University. Find a manual, the course syllabus and a bibliography of UNIX resources.
http://www.comp.lancs.ac.uk/computing/users/eiamjw/unix http://www.comp.lancs.ac.uk/computing/users/eiamjw/unix

6. OpenBSD
... 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography. OpenBSD supports binary ...
http://www.openbsd.org http://www.openbsd.org

7. Apple - Mac OS X
... integrated features all atop a rock-solid UNIX foundation give you the most innovative, stable and compatible desktop operating system on the planet. Period. Find Anything ...
http://www.apple.com/macosx http://www.apple.com/macosx

8. AIX, Unix Operating System.
Resources for AIX, a flavor of the Unix operating system.
http://linux./cs/fl_aix/index.htm http://linux./cs/fl_aix/index.htm

9. HP-UX, Unix operating system.
Resources for HP-UX, a flavor of the Unix operating system.
http://linux./cs/fl_hpux/index.htm http://linux./cs/fl_hpux/index.htm

10. Multicians.org
Multics was the acronym for "Multiplexed Information and Computing Service" - a mainframe timesharing operating system begun in 1965 and used up until 2000. Although this was the ...
http://www.multicians.org http://www.multicians.org

11. The Creation of the UNIX Operating System: An Overview of the UNIX*...
An Overview of the UNIX* Operating System...
http://www.bell-labs.com/history/unix/tutorial.html http://www.bell-labs.com/history/unix/tutorial.html

12. Unix Operating System: Is It for You?
An introduction of operating systems and the advantages of Unix operating systems.
http://linux./cs/unix101/a/whyunix.htm http://linux./cs/unix101/a/whyunix.htm

13. Book reviews on the Unix Operating System and Development Environment
Reviews of books on the Unix Operating System and the UNIX development environment
http://cplus./od/unix/index.htm http://cplus./od/unix/index.htm

14. IBM AIX: Unix Operating System
IBM home page for AIX; many IBM AIX resources, product and service descriptions, links.
http://www-1.ibm.com/servers/aix http://www-1.ibm.com/servers/aix

15. Unix Guru Universe
Largest UNIX System Administration Resource site, for beginners and gurus that are looking for UNIX sites on the internet.
http://www.ugu.com http://www.ugu.com