La historia de UNIX es muy interesante y esta página Historial de UNIX por Éric Lévénez es muy fresco, a echar un vistazo:

Historia de UNIX por Éric Lévénez

Reproducido con permiso de Éric, aquí están algunas de las variantes de UNIX en su historia gráfica:
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<td width\u003d"25%">
BSD 1 <br>
2BSD <br>
BSD 3 <br>
4BSD <br>
4.4BSD Lite 1 <br>
4.4BSD Lite 2 <br>
386 BSD <br>
Acorn RISC iX <br>
Acorn RISC Unix <br>
<a href\u003d"http://www-1.ibm.com/servers/aix/"> AIX </ a> <br>
AIX PS / 2 <br>
AIX/370 <br>
AIX/6000 <br>
AIX / ESA <br>
AIX / RT <br>
AMIX <br>
AOS Lite <br>
AM Reno <br>
<a href\u003d"http://www.apple.com/appletv/"> AppleTV </ a>
<br>
ArchBSD <br>
ASV <br>
Atari Unix <br>
<a href\u003d"http://www.applefritter.com/ui/aux/"> A / UX </ a> <br>
BOS <br>
BRL Unix <br>
Net BSD / 1 <br>
Net BSD / 2 <br>
BSD/386 <br>
<a href\u003d"http://www.windriver.com/products/bsd_os/index.html"> BSD / OS </ a> <br>
CB Unix <br>
Chorus <br>
Chorus / MIX <br>
Coherente <br>
CTIX <br>
CXOs <br>
<a href\u003d"http://developer.apple.com/darwin/projects/darwin/"> Darwin </ a> <br>
<a href\u003d"http://www.debian.org/ports/hurd/"> Debian GNU/Hurd </ a> <br>
DEC OSF / 1 ACP <br>
<a href\u003d"http://www.desktopbsd.net/"> DesktopBSD </ a> <br>
</ td> <td width\u003d"25%">
Digital Unix <br>
<a href\u003d"http://www.dragonflybsd.org/"> DragonFly BSD </ a> <br>
Dynix <br>
Dynix / PTX <br>
ekkoBSD <br>
Eunice <br>
<a href\u003d"http://www.crescentanchor.com/products/FireFly/"> FireFly BSD </ a> <br>
<a href\u003d"http://www.freebsd.org/"> FreeBSD </ a> <br>
<a href\u003d"http://freedarwin.foxybanana.com/"> FreeDarwin </ a> <br>
<a href \u003d "http://www.gnu.org / software / hurd / ">GNU</ a> <br>
<a href \u003d "http://www.gnu-darwin.org / ">GNU-Darwin </ a> <br>
href\u003d"http://gnuppix.org/"> Gnuppix </ a> <a <a href \u003d "http://www.gnu.org/software/hurd/hurd-l4.html ">GNU/Hurd-L4 </ a> <br>
HPBSD <br>
<a href\u003d"http://www.hp.com/products1/unix/operating/index.html"> HP-UX </ a> <br>
HP-UX BLS <br>
IBM AOS <br>
IBM IX/370 <br>
Interactive 386/ix <br>
Interactive es <br>
<a href\u003d"http://www.apple.com/iphone/"> iPhone OS X </ a>
<br>
<a href\u003d"http://www.apple.com/ipodtouch/"> iPod OS X </ a>
<br>
IRIS GL2 <br>
<a href\u003d"http://www.sgi.com/developers/technology/irix/"> IRIX </ a> <br>
<a href\u003d"http://www.linux.org/"> Linux </ a> <br>
Lites <br>
LSX <br>
<a href\u003d"http://www.apple.com/macosx/"> Mac OS X </ a> <br>
<a href\u003d"http://www.apple.com/server/macosx/"> Mac OS X Server </ a> <br>
Mach <br>
MERT <br>
<a href\u003d"http://www.microbsd.net/"> MicroBSD </ a> <br>
Mini Unix <br>
<a href\u003d"http://www.minix3.org/"> Minix </ a> <br>
<a href\u003d"http://www.minix-vmd.org/"> Minix-VMD </ a> <br>
MIPS RISC OS / OS <br>
<a href\u003d"http://mirbsd.org/"> MirBSD </ a> <br>
<a href\u003d"http://www.mklinux.org/"> Mc Linux </ a> <br>
Monterey <br>
más / BSD <br>
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Xinu mt <br>
<a href\u003d"http://www-1.ibm.com/servers/eserver/zseries/zos/support/zos_eos_dates.html"> MVS / ESA OpenEdition </ a> <br>
<a href\u003d"http://www.netbsd.org/"> NetBSD </ a> <br>
<a href\u003d"http://docs.info.apple.com/article.html?artnum\u003d70038"> NeXTSTEP </ a> <br>
<a href\u003d"http://support.nonstop.compaq.com/tools.html"> NonStop-UX </ a> <br>
Open Desktop <br>
<a href\u003d"http://www.caldera.com/products/openunix/"> Open UNIX </ a> <br>
<a href\u003d"http://www.openbsd.org/"> OpenBSD </ a> <br>
<a href\u003d"http://www.opendarwin.org/"> OpenDarwin </ a> <br>
<a href\u003d"http://www.sco.com/products/openserver507/"> OpenServer </ a> <br>
<a href\u003d"http://www.opensolaris.org/"> OpenSolaris </ a> <br>
<a href\u003d"http://docs.info.apple.com/article.html?artnum\u003d72504"> OPENSTEP </ a> <br>
<a href\u003d"http://www-1.ibm.com/servers/s390/os390/"> OS/390 OpenEdition </ a> <br>
<a href\u003d"http://www-1.ibm.com/servers/s390/os390/"> OS/390 Unix </ a> <br>
OSF / 1 <br>
<a href\u003d"http://www.pcbsd.org/"> PC-BSD </ a> <br>
PC / IX <br>
<a href\u003d"http://www.cs.bell-labs.com/plan9dist/"> Plan 9 </ a> <br>
<a href\u003d"http://ieeexplore.ieee.org/xpl/freeabs_all.jsp?isnumber\u003d3322&arnumber\u003d109264&count\u003d26&index\u003d7"> Plurix </ a> <br>
PLP <br>
PLP / UNIX <br>
<a href\u003d"http://www.qnx.com/"> QNX </ a> <br>
QNX RTOS <br>
<a href\u003d"http://www.qnx.com/products/ps_neutrino/"> QNX / Neutrino </ a> <br>
QUNIX <br>
ReliantUnix <br>
Rhapsody <br>
RISC iX <br>
RT <br>
SCO UNIX <br>
<a href\u003d"http://www.sco.com/products/unixware713/"> SCO UnixWare </ a> <br>
SCO Xenix <br>
SCO Xenix System V/386 <br>
Security-Enhanced Linux <br>
Plata OS <br>
Sinix <br>
Sinix ReliantUnix <br>
<a href\u003d"http://wwws.sun.com/software/solaris/"> Solaris </ a> <br>
<a href\u003d"http://www.bull.com/servers/year2000/spix/"> Spix </ a> <br>
</ td> <td width\u003d"25%">
<a href\u003d"http://wwws.sun.com/software/solaris/"> SunOS </ a> <br>
<a href\u003d"http://wwws.trianceware.com/"> Triance OS </ a> <br>
<a href\u003d"http://h30097.www3.hp.com/index.html"> Tru64 Unix </ a> <br>
Trusted IRIX / B <br>
Trusted Solaris <br>
Trusted Xenix <br>
TS <br>
<a href\u003d"http://portal.acm.org/citation.cfm?id\u003d1041466.1041467"> Túnez </ a> <br>
UCLA Locus <br>
UCLA Secure Unix <br>
Ultrix <br>
Ultrix 32M <br>
Ultrix-11 <br>
<a href \u003d "http://docs.cray.com/cgi-bin/craydoc.cgi?mode\u003dShow; q \u003d% UNICOS 2010.0.1.1; f \u003d books/S-5000-10011/html-S-5000 -10011/S-5000-10011-toc.html "> Unicos </ a> <br>
<a href \u003d "http://docs.cray.com/cgi-bin/craydoc.cgi?mode\u003dView; id \u003d S-2600-206; idx \u003d books_search; this_sort \u003d q \u003d; libros type \u003d; título \u003d UNICOS / mk%% 20Release 20Overview "> Unicos / mk </ a> <br>
<a href \u003d "http://docs.cray.com/cgi-bin/craydoc.cgi?mode\u003dView; id \u003d S-2336-30; idx \u003d books_search; this_sort \u003d q \u003d; libros type \u003d; título \u003d UNICOS / mp%% 20Release 20Overview "> Unicos / mp </ a> <br>
Unicox-max <br>
<a href\u003d"http://www.unix-systems.org/what_is_unix/history_timeline.html"> UNICS </ a> <br>
<a href\u003d"http://www.unisoft.com/history.html"> Unisoft UNIPLUS </ a> <br>
UNIX 32V <br>
UNIX Interactive <br>
UNIX System III <br>
UNIX System IV <br>
UNIX System V <br>
UNIX System V Release 2 <br>
UNIX System V Release 3 <br>
UNIX System V Release 4 <br>
UNIX System V/286 <br>
UNIX System V/386 <br>
UNIX Time-Sharing System <br>
UnixWare <br>
UNSW <br>
SGA <br>
Venix <br>
Xenix OS <br>
Xinu <br>
xMach <br>
<a href\u003d"http://www-1.ibm.com/servers/eserver/zseries/zos/unix/"> z / OS Unix System Servicios </ a> <br>
</ td>
</ tr>
</ table>
</ center>

Aquí está ahora algunos que no son Unixes [aún] en Éric Lévénez fresco historia gráfica:

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<table>
<tr valign\u003dtop>
<td width\u003d"16%">
<a href\u003d"http://www.abc80.net/Utstallningen/Luxor/body_luxor.html"> ABCenix </ a> <br>
ACIX <br>
AD <br>
Altos System V <br>
ARIX <br>
Auros <br>
BOS / X <br>
C Ejecutivo <br>
<a href\u003d"http://personal.nbnet.nb.ca/mclays/clix.html"> CLIX </ a> <br>
Consensys Unix <br>
Concentrix <br>
ConvexOS <br>
IPCX <br>
<a href\u003d"http://www.cromemco.com/EN/HistoryE/historye.html"> Cromix </ a> <br>
CX / UX <br>
DC / OSx <br>
Dell Unix <br>
</ td> <td width\u003d"16%">
DG / UX <br>
DISTRIX <br>
DNIX <br>
DomainOS <br>
DRM System <br>
DTIX <br>
DVIX <br>
ENIX <br>
EP / IX <br>
Esix SVR4 <br>
Eurix <br>
PARA: PRO <br>
<a href\u003d"http://freemint.de/"> FreeMiNT </ a> <br>
FTX <br>
Genix <br>
HCR <br>
Helios <br>
</ td> <td width\u003d"16%">
HEP-UPX <br>
HI-UX <br>
IDRIS <br>
INOS <br>
LSX <br>
<a href\u003d"http://www.lynuxworks.com/rtos/lynxos.php3"> LynxOS </ a> <br>
<a href\u003d"http://www.tenon.com/products/machten/"> MachTen </ a> <br>
MacMach <br>
MAXION / OS <br>
MCS <br>
Micronix <br>
Microport SVR4 <br>
<a href\u003d"http://members.cruzio.com/~bluejay/main.html"> Microport Unix </ a> <br>
Mimos <br>
MMO <br>
UNIX MP-RAS <br>
MST UNIX <br>
</ td> <td width\u003d"16%">
<a href\u003d"http://www.lac.inpe.br/~celso/pad/multi.html"> Mulplix </ a> <br>
Munix <br>
Nachos <br>
NCR Unix <br>
Ndix <br>
Noticias-OS <br>
NUXI <br>
Oasis <br>
ONIX <br>
OPUS <br>
<a href\u003d"http://www.radisys.com/oem_products/os_software_os9.cfm?MS\u003dMicroware%20OS-9"> OS 9 </ a> <br>
OS / MP <br>
OSx <br>
PCUNIX <br>
PNX <br>
QNIX <br>
Regulus <br>
</ td> <td width\u003d"16%">
RT / EMT <br>
RTUX <br>
SORIX <br>
<a href\u003d"http://en.wikipedia.org/wiki/SOX_Unix"> SOX </ a> <br>
Esfinge <br>
SPP-UX <br>
Stellix <br>
Sunix <br>
<a href\u003d"http://www.nec.co.jp/hpc/sx-e/sx6/software_e.html"> Super-UX </ a> <br>
Sistema B <br>
Thix <br>
TI System V <br>
TNIX <br>
Topix <br>
TOS <br>
<a href\u003d"http://www.tropix.nce.ufrj.br"> Tropix </ a>
<br>
UHC Unix <br>
</ td> <td width\u003d"16%">
Umax <br>
Uniq <br>
Unisis <br>
Unidad <br>
UNOS <br>
UTEK <br>
UTS <br>
UTX/32S <br>
UX <br>
UXP / DS <br>
<a href\u003d"http://uzix.sourceforge.net/"> UZIX </ a> <br>
VM / IX <br>
VOLVIX <br>
Xoftnix <br>
Zeus <br>
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