<s>
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
is	O
an	O
operating	O
system	O
from	O
BlackBerry	B-Application
Ltd	O
based	O
on	O
the	O
QNX	B-Operating_System
Neutrino	I-Operating_System
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
designed	O
to	O
run	O
Adobe	B-Operating_System
AIR	I-Operating_System
and	O
BlackBerry	B-Application
WebWorks	I-Application
applications	O
,	O
currently	O
available	O
for	O
the	O
BlackBerry	B-Application
PlayBook	I-Application
tablet	B-Device
computer	I-Device
.	O
</s>
<s>
The	O
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
is	O
the	O
first	O
tablet	B-Device
running	O
an	O
operating	O
system	O
from	O
QNX	B-Operating_System
(	O
now	O
a	O
subsidiary	O
of	O
RIM	O
)	O
.	O
</s>
<s>
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
supports	O
standard	O
BlackBerry	B-Application
Java	B-Language
applications	O
.	O
</s>
<s>
Support	O
for	O
Android	B-Application
apps	O
has	O
also	O
been	O
announced	O
,	O
through	O
sandbox	O
"	O
app	O
players	O
"	O
which	O
can	O
be	O
ported	O
by	O
developers	O
or	O
installed	O
through	O
sideloading	O
by	O
users	O
.	O
</s>
<s>
A	O
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
Native	O
Development	O
Kit	O
,	O
to	O
develop	O
native	O
applications	O
with	O
the	O
GNU	B-Application
toolchain	I-Application
is	O
currently	O
in	O
closed	O
beta	O
testing	O
.	O
</s>
<s>
The	O
first	O
device	O
to	O
run	O
BlackBerry	B-Application
Tablet	I-Application
OS	I-Application
was	O
the	O
BlackBerry	B-Application
PlayBook	I-Application
tablet	B-Device
computer	I-Device
.	O
</s>
<s>
A	O
similar	O
QNX-based	O
operating	O
system	O
,	O
known	O
as	O
BlackBerry	B-Application
10	I-Application
,	O
replaced	O
the	O
long-standing	O
BlackBerry	B-Application
OS	I-Application
on	O
handsets	O
after	O
version	O
7	O
.	O
</s>
