- ACM Crossroads: Operating Freely - Description of the 3 major, freely available, Unix-like operating systems: Linux, FreeBSD, NetBSD. Crossroads is the student magazine of the ACM.
www.acm.org/crossroads/xrds1-3/free.html
- COTSE-Mini UNIX Distributions - Links to 2 dozen mini Unix distributions: mostly Linux, also FreeBSD, SCO, Solaris MINIX, MINIX.
www.cotse.com/miniunix.htm
- Linux and BSD, Open Source Giants - Succinct, clear, non-technical introduction to Linux and BSD, focus: how they are relevant to business.
shearer.org/en/writing/whatarelinuxbsd.html
- Open Source Unix - A resource for information, reviews, books, distribution channels for Open Source Unix and related software projects.
www.opensourceunix.com
- osOpinion: Case Study: Renaissance of UNIX; a Good Thing? -
www.osopinion.com/Opinions/JohnScipione/JohnScipione2.html
- PIOS: Pleasant Interactive Operating System - Free Unix clone developed by PIE Software Inc., for x86 PC compatibles, to give a stable multi-user high security platform for use as a network server, programming work-horse, or desktop system; designed so even complex tasks are easy.
www.piesoftwareinc.co.uk
- Thix - Unix kernel written in 1994-95; almost full implementation of POSIX.1 standard, IEEE Std 1003.1-1988. Goal: mainly to learn OS design, architecture, kernel algorithms, resource allocation, process scheduling, memory management, etc.; much free software has been compiled for it. [Open Source, GPL]
www.hulubei.net/tudor/thix
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