|Free multi-platform 4.4BSD-based UNIX-like operating system with open source code which concentrates on security.
|Partition Image is a Linux/UNIX utility which saves partitions to an image file.
|Open Source implementation of the Windows API for Linux and Unix.
|Operating system for x86 compatible ,amd64 compatible, Alpha/AXP, IA-64, PC-98 and UltraSPARC architectures.
|Platform supporting the FreeBSD operating system.
|Terminal Server for Linux and Unix
|Collection of tutorials for using and administrating Computer Operating Systems like Linux, Windows, DOS, OS2 or Mac OS.
|UK Unix & OpenSystemsUserGroup
|Non-profit organization and technical forum for theadvocacy of open systems, particularly Unix-like operating systems