|
Darwin |
BSD based open-source OS, used in Mac OS X. |
|
FreeBSD |
UNIX specifically
for x86 platform, and a few others. |
|
OS X |
Apple Mac OS X - Workstation and Server |
|
NetBSD
|
UNIX for many
different CPU platforms including x86. |
|
NextStep |
Predecessor to
OpenStep - No longer available. (Based in part on BSD 4.3) |
|
OpenBSD |
Small compact OS with high security |
|
OpenStep |
Purchased
by Apple, but no longer available or supported.
|
|
SCO
Open Server |
SCO's Desktop
and Server OS |
|
Solaris |
Advanced UNIX
for Servers and Desktops from Sun Microsystems. |
|
UnixWare |
SCO's Unix |
