<s>
This	O
is	O
a	O
list	B-Operating_System
of	I-Operating_System
operating	I-Operating_System
systems	I-Operating_System
.	O
</s>
<s>
Computer	B-General_Concept
operating	I-General_Concept
systems	I-General_Concept
can	O
be	O
categorized	O
by	O
technology	O
,	O
ownership	O
,	O
licensing	O
,	O
working	O
state	O
,	O
usage	O
,	O
and	O
by	O
many	O
other	O
characteristics	O
.	O
</s>
<s>
Amiga	B-Operating_System
Unix	I-Operating_System
(	O
a.k.a.	O
</s>
<s>
Domain/OS	B-Application
–	O
One	O
of	O
the	O
first	O
network-based	O
systems	O
.	O
</s>
<s>
Run	O
on	O
Apollo/Domain	B-Device
hardware	O
.	O
</s>
<s>
UNIX	B-Operating_System
Time-Sharing	I-Operating_System
System	I-Operating_System
v7	I-Operating_System
(	O
It	O
is	O
from	O
Version	B-Operating_System
7	I-Operating_System
Unix	I-Operating_System
(	O
and	O
,	O
to	O
an	O
extent	O
,	O
its	O
descendants	O
listed	O
below	O
)	O
that	O
almost	O
all	O
Unix-based	O
and	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
descend	O
.	O
)	O
</s>
<s>
RDOS	B-Operating_System
Real-time	B-Operating_System
Disk	O
Operating	B-General_Concept
System	I-General_Concept
,	O
with	O
variants	O
:	O
RTOS	B-Operating_System
and	O
DOS	B-Device
(	O
not	O
related	O
to	O
PC	B-Operating_System
DOS	I-Operating_System
,	O
MS-DOS	B-Application
etc	O
.	O
)	O
</s>
<s>
MP/M	B-Operating_System
8-16	I-Operating_System
,	O
a	O
dual-processor	O
variant	O
of	O
MP/M	B-Operating_System
for	O
8086	B-General_Concept
and	O
8080	B-General_Concept
CPUs	O
.	O
</s>
<s>
Concurrent	B-Operating_System
CP/M	I-Operating_System
8-16	I-Operating_System
,	O
a	O
dual-processor	O
variant	O
of	O
Concurrent	B-Operating_System
CP/M	I-Operating_System
for	O
8086	B-General_Concept
and	O
8080	B-General_Concept
CPUs	O
.	O
</s>
<s>
ChromiumOS	B-Application
is	O
an	O
open	B-Application
source	I-Application
operating	B-General_Concept
system	I-General_Concept
development	O
version	O
of	O
ChromeOS	B-Operating_System
.	O
</s>
<s>
Both	O
operating	B-General_Concept
systems	I-General_Concept
are	O
based	O
on	O
the	O
Linux	B-Application
kernel	B-Operating_System
.	O
</s>
<s>
ChromeOS	B-Operating_System
is	O
designed	O
to	O
work	O
exclusively	O
with	O
web	O
applications	O
,	O
though	O
has	O
been	O
updated	O
to	O
run	O
Android	B-Application
apps	O
with	O
full	O
support	O
for	O
Google	B-Application
Play	O
Store	O
.	O
</s>
<s>
Announced	O
on	O
July	O
7	O
,	O
2009	O
,	O
ChromeOS	B-Operating_System
is	O
currently	O
publicly	O
available	O
and	O
was	O
released	O
summer	O
2011	O
.	O
</s>
<s>
The	O
ChromeOS	B-Operating_System
source	O
code	O
was	O
released	O
on	O
November	O
19	O
,	O
2009	O
,	O
under	O
the	O
BSD	B-Operating_System
license	O
as	O
ChromiumOS	B-Application
.	O
</s>
<s>
Container-Optimized	O
OS	O
(	O
COS	O
)	O
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
that	O
is	O
optimized	O
for	O
running	O
Docker	O
containers	O
,	O
based	O
on	O
ChromiumOS	B-Application
.	O
</s>
<s>
Android	B-Application
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
for	O
mobile	O
devices	O
.	O
</s>
<s>
It	O
consists	O
of	O
Android	B-Application
Runtime	I-Application
(	O
userland	O
)	O
with	O
Linux	B-Application
(	O
kernel	B-Operating_System
)	O
,	O
with	O
its	O
Linux	B-Application
kernel	B-Operating_System
modified	O
to	O
add	O
drivers	O
for	O
mobile	O
device	O
hardware	O
and	O
to	O
remove	O
unused	O
Vanilla	O
Linux	B-Application
drivers	O
.	O
</s>
<s>
Fuchsia	B-Language
is	O
a	O
capability-based	O
,	O
real-time	B-Operating_System
,	O
operating	B-General_Concept
system	I-General_Concept
(	O
RTOS	B-Operating_System
)	O
scalable	B-Architecture
to	O
universal	O
devices	O
,	O
in	O
early	O
development	O
,	O
from	O
the	O
tiniest	O
embedded	B-Architecture
hardware	I-Architecture
,	O
wristwatches	B-Application
,	O
tablets	O
to	O
the	O
largest	O
personal	O
computers	O
.	O
</s>
<s>
Unlike	O
ChromeOS	B-Operating_System
and	O
Android	B-Application
,	O
it	O
is	O
not	O
based	O
on	O
the	O
Linux	B-Application
kernel	B-Operating_System
,	O
but	O
instead	O
began	O
on	O
a	O
new	O
microkernel	B-Operating_System
called	O
"	O
Zircon	O
"	O
,	O
derived	O
from	O
"	O
Little	O
Kernel	B-Operating_System
"	O
.	O
</s>
<s>
Wear	B-Application
OS	I-Application
a	O
version	O
of	O
Google	B-Application
's	I-Application
Android	I-Application
operating	B-General_Concept
system	I-General_Concept
designed	O
for	O
smartwatches	B-Application
and	O
other	O
wearables	B-Operating_System
.	O
</s>
<s>
INTEGRITY-178B	B-Operating_System
–	O
A	O
DO-178B	O
certified	O
version	O
of	O
INTEGRITY	B-Operating_System
.	O
</s>
<s>
µ-velOSity	O
–	O
A	O
lightweight	O
microkernel	B-Operating_System
.	O
</s>
<s>
iRMX	B-Operating_System
–	O
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
originally	O
created	O
to	O
support	O
the	O
Intel	B-General_Concept
8080	I-General_Concept
and	O
8086	B-General_Concept
processor	O
families	O
in	O
embedded	B-Architecture
applications	O
.	O
</s>
<s>
ISIS	B-Operating_System
,	O
ISIS-II	O
–	O
"	O
Intel	O
Systems	O
Implementation	O
Supervisor	O
"	O
was	O
an	O
environment	O
for	O
development	O
of	O
software	O
within	O
the	O
Intel	O
microprocessor	O
family	O
in	O
the	O
early	O
1980s	O
on	O
their	O
Intellec	B-Device
Microcomputer	O
Development	O
System	O
and	O
clones	O
.	O
</s>
<s>
ISIS-II	O
worked	O
with	O
8inch	O
floppy	O
disks	O
and	O
had	O
an	O
editor	O
,	O
cross-assemblers	O
,	O
a	O
linker	O
,	O
an	O
object	O
locator	O
,	O
debugger	O
,	O
compilers	O
for	O
PL/M	B-Language
,	O
a	O
BASIC	O
interpreter	O
,	O
etc	O
.	O
</s>
<s>
iMAX	B-Operating_System
432	I-Operating_System
-	O
operating	B-General_Concept
system	I-General_Concept
for	O
systems	O
based	O
on	O
Intel	O
's	O
iAPX	B-Device
432	I-Device
architecture	O
.	O
</s>
<s>
OS/VS	B-Application
(	O
port	O
of	O
OS/360	B-Application
targeted	O
for	O
the	O
System/370	B-Device
virtual	B-Architecture
memory	I-Architecture
architecture	O
(	O
OS/370	O
is	O
not	O
the	O
correct	O
name	O
for	O
OS/VS1	B-Application
and	O
OS/VS2	B-Application
.	O
)	O
</s>
<s>
OS/VS	B-Application
has	O
the	O
following	O
variations	O
:	O
</s>
<s>
OS/VS2	B-Application
R2	O
through	O
R3.8	O
(	O
called	O
Multiple	B-Application
Virtual	I-Application
Storage	I-Application
,	O
MVS	B-Application
,	O
eliminated	O
most	O
need	O
for	O
VS1	O
)	O
.	O
</s>
<s>
Virtual	O
Machine/System	O
Product	O
(	O
VM/SP	B-Application
)	O
replaces	O
VM/370	B-Application
,	O
VM/BSE	O
and	O
VM/SE	O
.	O
</s>
<s>
Others	O
on	O
IBM	B-Application
S/360	I-Application
,	O
S/370	B-Device
,	O
and	O
successor	O
mainframes	O
:	O
</s>
<s>
Distributed	B-Operating_System
Processing	I-Operating_System
Programming	I-Operating_System
Executive/370	I-Operating_System
(	O
DPPX/370	O
)	O
a	O
port	O
of	O
DDPX	O
from	O
8100	B-Device
to	O
S/370	B-Device
.	O
</s>
<s>
Executive	B-Operating_System
–	O
used	O
on	O
the	O
1900	O
and	O
290x	O
range	O
of	O
minicomputers	O
.	O
</s>
<s>
A	O
modified	O
version	O
of	O
Executive	B-Operating_System
was	O
also	O
used	O
as	O
part	O
of	O
GEORGE	B-General_Concept
3	I-General_Concept
and	O
4	O
.	O
</s>
<s>
Altair	O
DOS	B-Device
–	O
An	O
early	O
disk	O
operating	B-General_Concept
system	I-General_Concept
for	O
the	O
Altair	B-Architecture
8800	I-Architecture
machine	O
.	O
</s>
<s>
ES	O
–	O
a	O
computer	B-General_Concept
operating	I-General_Concept
system	I-General_Concept
developed	O
originally	O
by	O
Nintendo	O
and	O
since	O
2008	O
by	O
Esrille	O
.	O
</s>
<s>
It	O
is	O
open	B-Application
source	I-Application
and	O
runs	O
natively	O
on	O
x86	B-Operating_System
platforms	O
.	O
</s>
<s>
NetWare	B-Operating_System
–	O
network	B-Protocol
operating	I-Protocol
system	I-Protocol
providing	O
high-performance	O
network	O
services	O
.	O
</s>
<s>
Has	O
been	O
superseded	O
by	O
Open	B-Application
Enterprise	I-Application
Server	I-Application
line	O
,	O
which	O
can	O
be	O
based	O
on	O
NetWare	B-Operating_System
or	O
Linux	B-Application
to	O
provide	O
the	O
same	O
set	O
of	O
services	O
.	O
</s>
<s>
Tizen	B-Application
is	O
an	O
operating	B-General_Concept
system	I-General_Concept
based	O
on	O
the	O
Linux	B-Application
kernel	B-Operating_System
,	O
a	O
project	O
within	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
and	O
is	O
governed	O
by	O
a	O
Technical	O
Steering	O
Group	O
(	O
TSG	O
)	O
while	O
controlled	O
by	O
Samsung	O
and	O
backed	O
by	O
Intel	O
.	O
</s>
<s>
Tizen	B-Application
works	O
on	O
a	O
wide	O
range	O
of	O
Samsung	O
devices	O
including	O
smartphones	O
,	O
tablets	O
,	O
smart	O
TVs	O
,	O
PCs	O
and	O
wearable	O
.	O
</s>
<s>
SCO	B-Operating_System
Unix	I-Operating_System
,	O
SCO	B-Operating_System
UNIX	B-Application
System	I-Application
V/386	O
was	O
the	O
first	O
volume	O
commercial	O
product	O
licensed	O
by	O
AT&T	O
to	O
use	O
the	O
UNIX	B-Application
System	I-Application
trademark	O
(	O
1989	O
)	O
.	O
</s>
<s>
SCO	B-Operating_System
Open	I-Operating_System
Desktop	I-Operating_System
,	O
the	O
first	O
32-bit	O
graphical	B-Application
user	I-Application
interface	I-Application
for	O
UNIX	B-Application
Systems	I-Application
running	O
on	O
Intel	O
processor-based	O
computers	O
.	O
</s>
<s>
UnixWare	B-Operating_System
7	O
,	O
UnixWare	B-Operating_System
2	O
kernel	B-Operating_System
plus	O
parts	O
of	O
3.2v5	O
(	O
UnixWare	B-Operating_System
2	O
+	O
OpenServer	B-Operating_System
5	O
=	O
UnixWare	B-Operating_System
7	O
)	O
.	O
</s>
<s>
Sinclair	B-Language
BASIC	I-Language
was	O
used	O
in	O
the	O
8-bit	O
home	O
computers	O
from	O
Sinclair	O
Research	O
and	O
Timex	O
Sinclair	O
.	O
</s>
<s>
TRSDOS	B-Operating_System
–	O
A	O
floppy-disk-oriented	O
OS	O
supplied	O
by	O
Tandy/Radio	O
Shack	O
for	O
their	O
TRS-80	B-Device
Z80-based	O
line	O
of	O
personal	O
computers	O
.	O
</s>
<s>
Eventually	O
renamed	O
as	O
LS-DOS	O
or	O
LDOS	B-Operating_System
.	O
</s>
<s>
Color	B-Language
BASIC	I-Language
–	O
A	O
ROM-based	O
OS	O
created	O
by	O
Microsoft	O
for	O
the	O
TRS-80	B-Device
Color	I-Device
Computer	I-Device
.	O
</s>
<s>
NewDos/80	B-Operating_System
–	O
A	O
third-party	O
OS	O
for	O
Tandy	O
's	O
TRS-80	B-Device
personal	O
computers	O
.	O
</s>
<s>
DeskMate	B-Device
–	O
Operating	B-General_Concept
system	I-General_Concept
created	O
by	O
Tandy	O
Corporation	O
and	O
introduced	O
with	O
the	O
Tandy	O
1000	O
computer	O
.	O
</s>
<s>
TI-RTOS	B-Operating_System
Kernel	I-Operating_System
–	O
Real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
for	O
TI	O
's	O
embedded	B-Architecture
devices	I-Architecture
.	O
</s>
<s>
VxWorks	B-Operating_System
–	O
Small	O
footprint	O
,	O
scalable	B-Architecture
,	O
high-performance	O
RTOS	B-Operating_System
for	O
embedded	B-Architecture
microprocessor	O
based	O
systems	O
.	O
</s>
<s>
Lisp	B-Operating_System
Machines	I-Operating_System
,	I-Operating_System
Inc	I-Operating_System
.	I-Operating_System
(	O
also	O
known	O
as	O
LMI	O
)	O
used	O
an	O
operating	B-General_Concept
system	I-General_Concept
written	O
in	O
MIT	O
's	O
Lisp	B-Language
Machine	I-Language
Lisp	I-Language
.	O
</s>
<s>
Symbolics	B-Application
Genera	I-Application
written	O
in	O
a	O
systems	O
dialect	O
of	O
the	O
Lisp	B-Language
programming	I-Language
language	I-Language
called	O
ZetaLisp	B-Language
and	O
Symbolics	O
Common	B-Language
Lisp	I-Language
.	O
</s>
<s>
Genera	B-Application
was	O
ported	O
to	O
a	O
virtual	B-Architecture
machine	I-Architecture
for	O
the	O
DEC	B-Device
Alpha	I-Device
line	O
of	O
computers	O
.	O
</s>
<s>
Texas	O
Instruments	O
 '	O
Explorer	O
Lisp	B-Operating_System
machine	I-Operating_System
workstations	O
also	O
had	O
systems	O
code	O
written	O
in	O
Lisp	B-Language
Machine	I-Language
Lisp	I-Language
.	O
</s>
<s>
Xerox	O
1100	O
series	O
of	O
Lisp	B-Operating_System
machines	I-Operating_System
used	O
an	O
operating	B-General_Concept
system	I-General_Concept
also	O
written	O
in	O
Interlisp	B-Language
,	O
and	O
was	O
also	O
ported	O
to	O
a	O
virtual	B-Architecture
machine	I-Architecture
called	O
"	O
Medley.	O
"	O
</s>
<s>
Pilot	B-Application
operating	B-General_Concept
system	I-General_Concept
–	O
written	O
in	O
the	O
Mesa	B-Language
language	O
and	O
used	O
on	O
Xerox	B-Operating_System
Star	I-Operating_System
workstations	O
.	O
</s>
<s>
PERQ	B-Device
Operating	B-General_Concept
System	I-General_Concept
(	O
POS	O
)	O
–	O
written	O
in	O
PERQ	B-Device
Pascal	B-Application
.	O
</s>
<s>
Эльбрус-1	O
(	O
Elbrus-1	O
)	O
and	O
Эльбрус-2	O
–	O
used	O
for	O
application	O
,	O
job	O
control	O
,	O
system	O
programming	O
,	O
implemented	O
in	O
uЭль-76	B-Language
(	O
AL-76	O
)	O
.	O
</s>
<s>
MAI	B-Language
Basic	I-Language
Four	I-Language
–	O
An	O
OS	O
implementing	O
Business	B-Language
Basic	I-Language
from	O
MAI	O
Systems	O
.	O
</s>
<s>
SINTRAN	B-Operating_System
III	I-Operating_System
–	O
an	O
operating	B-General_Concept
system	I-General_Concept
used	O
with	O
Norsk	O
Data	O
computers	O
.	O
</s>
<s>
SODA	B-Device
–	O
used	O
by	O
the	O
Odra	B-Device
1204	I-Device
computers	O
.	O
</s>
<s>
TSX-32	B-Device
–	O
a	O
32-bit	O
operating	B-General_Concept
system	I-General_Concept
for	O
x86	B-Operating_System
platform	O
.	O
</s>
<s>
Amiga	B-Operating_System
Unix	I-Operating_System
(	O
Amiga	O
ports	O
of	O
Unix	B-Operating_System
System	I-Operating_System
V	I-Operating_System
release	O
3.2	O
with	O
Amiga	O
A2500UX	O
and	O
SVR4	O
with	O
Amiga	O
A3000UX	O
.	O
</s>
<s>
OS-9	B-Operating_System
Unix-like	B-Operating_System
RTOS	B-Operating_System
.	O
</s>
<s>
OS9/68K	O
Unix-like	B-Operating_System
RTOS	B-Operating_System
.	O
</s>
<s>
OS-9000	B-Operating_System
Unix-like	B-Operating_System
RTOS	B-Operating_System
.	O
</s>
<s>
UniFLEX	B-Operating_System
(	O
Unix-like	B-Operating_System
OS	I-Operating_System
from	O
TSC	O
for	O
DMA-capable	O
,	O
extended	O
addresses	O
,	O
Motorola	B-Device
6809	I-Device
based	O
computers	O
;	O
e.g.	O
</s>
<s>
UTX-32	O
(	O
Developed	O
by	O
Gould	O
CSD	O
(	O
Computer	O
System	O
Division	O
)	O
,	O
a	O
Unix-based	O
OS	O
that	O
included	O
both	O
BSD	B-Operating_System
and	O
System	B-Operating_System
V	I-Operating_System
characteristics	O
.	O
</s>
<s>
It	O
was	O
one	O
of	O
the	O
first	O
Unix	B-Application
based	O
systems	O
to	O
receive	O
NSA	O
's	O
C2	O
security	O
level	O
certification	O
.	O
)	O
</s>
<s>
OpenIndiana	B-Application
,	O
operates	O
under	O
the	O
illumos	B-Application
Foundation	O
.	O
</s>
<s>
Uses	O
the	O
illumos	B-Application
kernel	B-Operating_System
,	O
which	O
is	O
a	O
derivative	O
of	O
OS/Net	B-Operating_System
,	O
which	O
is	O
basically	O
an	O
OpenSolaris/Solaris	O
kernel	B-Operating_System
with	O
the	O
bulk	O
of	O
the	O
drivers	O
,	O
core	O
libraries	O
,	O
and	O
basic	O
utilities	O
.	O
</s>
<s>
SmartOS	O
,	O
an	O
illumos	B-Application
distribution	O
for	O
cloud	O
computing	O
with	O
Kernel-based	B-Application
Virtual	I-Application
Machine	I-Application
integration	O
.	O
</s>
<s>
SerenityOS	B-Language
-	O
aims	O
to	O
be	O
a	O
modern	O
Unix-like	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
yet	O
with	O
a	O
look	O
and	O
feel	O
that	O
emulates	O
1990s	O
operating	B-General_Concept
systems	I-General_Concept
such	O
as	O
Microsoft	B-Application
Windows	I-Application
and	O
the	O
classic	B-Application
Mac	I-Application
OS	I-Application
.	O
</s>
<s>
ReactOS	B-Application
–	O
open	B-Application
source	I-Application
OS	O
designed	O
to	O
be	O
binary	O
compatible	O
with	O
Windows	B-Device
NT	I-Device
and	O
its	O
variants	O
(	O
Windows	B-Application
XP	I-Application
,	O
Windows	B-Application
2000	I-Application
,	O
etc	O
.	O
</s>
<s>
Harmony	B-Operating_System
–	O
realtime	O
,	O
multitasking	O
,	O
multiprocessing	O
message-passing	O
system	O
developed	O
at	O
the	O
National	O
Research	O
Council	O
of	O
Canada	O
.	O
</s>
<s>
Thoth	B-Operating_System
–	O
realtime	O
,	O
multiprocess	O
message-passing	O
system	O
developed	O
at	O
the	O
University	O
of	O
Waterloo	O
.	O
</s>
<s>
86-DOS	B-Operating_System
(	O
developed	O
at	O
Seattle	O
Computer	O
Products	O
by	O
Tim	O
Paterson	O
for	O
the	O
new	O
Intel	O
808x	O
CPUs	O
;	O
licensed	O
to	O
Microsoft	O
,	O
became	O
PC	O
DOS/MS	O
-DOS	O
.	O
</s>
<s>
Also	O
known	O
by	O
its	O
working	O
title	O
QDOS	B-Operating_System
.	O
)	O
</s>
<s>
Novell	B-Application
Open	I-Application
Enterprise	I-Application
Server	I-Application
–	O
Open	B-Application
Source	I-Application
networking	O
OS	O
by	O
Novell	O
.	O
</s>
<s>
TurboDOS	B-Operating_System
–	O
by	O
Software	O
2000	O
,	O
Inc	O
.	O
</s>
<s>
Contiki	B-Operating_System
for	O
various	O
,	O
mostly	O
8-bit	O
systems	O
,	O
including	O
the	O
Apple	B-Device
II	I-Device
series	I-Device
,	O
the	O
Atari	B-Device
8-bit	I-Device
family	I-Device
,	O
and	O
some	O
Commodore	O
machines	O
.	O
</s>
<s>
JNode	O
(	O
Java	O
New	O
Operating	B-General_Concept
System	I-General_Concept
Design	O
Effort	O
)	O
,	O
written	O
99%	O
in	O
Java	O
(	O
native	O
compiled	O
)	O
,	O
provides	O
own	O
JVM	O
and	O
JIT	O
compiler	O
.	O
</s>
<s>
Based	O
on	O
GNU	B-Language
Classpath	I-Language
.	O
</s>
<s>
JX	B-Language
Java	O
operating	B-General_Concept
system	I-General_Concept
that	O
focuses	O
on	O
a	O
flexible	O
and	O
robust	O
operating	B-General_Concept
system	I-General_Concept
architecture	O
developed	O
as	O
an	O
open	B-Application
source	I-Application
system	O
by	O
the	O
University	O
of	O
Erlangen	O
.	O
</s>
<s>
Oberon	B-Application
(	O
operating	B-General_Concept
system	I-General_Concept
)	O
(	O
developed	O
at	O
ETH-Zürich	O
by	O
Niklaus	O
Wirth	O
et	O
al	O
.	O
)	O
</s>
<s>
TurboDOS	B-Operating_System
(	O
Software	O
2000	O
,	O
Inc	O
.	O
)	O
</s>
<s>
VPS/VM	B-Application
(	O
IBM	O
based	O
,	O
main	O
operating	B-General_Concept
system	I-General_Concept
at	O
Boston	O
University	O
for	O
over	O
10	O
years	O
.	O
)	O
</s>
<s>
Mæmo	B-Operating_System
based	O
on	O
Debian	O
deployed	O
on	O
Nokia	O
's	O
Nokia	B-Application
770	I-Application
,	O
N800	B-Application
and	O
N810	B-Language
Internet	O
Tablets	O
.	O
</s>
<s>
QNX	B-Operating_System
–	O
Unix-like	B-Operating_System
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
aimed	O
primarily	O
at	O
the	O
embedded	B-Architecture
systems	I-Architecture
market	O
.	O
</s>
<s>
Wind	O
River	O
VxWorks	B-Operating_System
RTOS	B-Operating_System
.	O
</s>
<s>
Flex	B-Device
machine	I-Device
–	O
Custom	O
microprogrammable	O
hardware	O
,	O
with	O
an	O
operating	B-General_Concept
system	I-General_Concept
,	O
(	O
modular	O
)	O
compiler	O
,	O
editor	O
,	O
*	O
garbage	O
collector	O
and	O
filing	O
system	O
all	O
written	O
in	O
ALGOL	B-Language
68	I-Language
.	O
</s>
