<s>
ZBasic	B-Application
is	O
a	O
compiler	B-Language
which	O
was	O
first	O
released	O
by	O
Simutek	O
(	O
Tucson	O
,	O
Arizona	O
)	O
in	O
1980	O
.	O
</s>
<s>
The	O
combined	O
efforts	O
of	O
Andrew	O
Gariepy	O
,	O
Scott	O
Terry	O
,	O
David	O
Overton	O
,	O
Greg	O
Branche	O
,	O
and	O
Halbert	O
Laing	O
led	O
to	O
versions	O
for	O
MS-DOS	B-Application
,	O
Apple	B-Device
II	I-Device
,	O
Macintosh	B-Device
,	O
CP/M	B-Application
,	O
and	O
TRS-80	B-Device
computers	O
.	O
</s>
<s>
ZBasic	B-Application
is	O
a	O
fast	O
and	O
efficient	O
BASIC	O
compiler	B-Language
with	O
an	O
integrated	B-Application
development	I-Application
environment	I-Application
.	O
</s>
<s>
It	O
aims	O
to	O
be	O
used	O
as	O
a	O
cross-platform	B-Operating_System
development	O
system	O
,	O
where	O
the	O
same	O
source	O
code	O
can	O
be	O
compiled	B-Language
to	O
different	O
platforms	O
without	O
any	O
modifications	O
.	O
</s>
<s>
In	O
1991	O
,	O
Harry	O
Gish	O
and	O
32	O
Bit	O
Software	O
Inc	O
.	O
of	O
Dallas	O
,	O
Texas	O
purchased	O
the	O
MS-DOS	B-Application
version	O
.	O
</s>
<s>
Nando	O
Favaro	O
expanded	O
it	O
to	O
include	O
16	B-Device
-	I-Device
and	O
32-bit-specific	O
machine	O
code	O
as	O
well	O
as	O
VGA	B-Protocol
and	O
VESA	O
video	O
.	O
</s>
<s>
Zedcor	O
concentrated	O
on	O
the	O
Macintosh	B-Device
market	O
and	O
renamed	O
it	O
FutureBASIC	B-Language
.	O
</s>
<s>
ZBasic	B-Application
features	O
device	B-Operating_System
independent	I-Operating_System
graphics	O
:	O
the	O
same	O
compiled	B-Language
code	O
can	O
work	O
on	O
different	O
display	O
resolutions	O
and	O
colors	O
,	O
and	O
even	O
in	O
text	O
mode	O
.	O
</s>
<s>
Original	O
PC	O
versions	O
include	O
graphical	O
support	O
up	O
to	O
EGA	B-Device
for	O
MS-DOS	B-Application
.	O
</s>
<s>
ZBasic	B-Application
includes	O
BCD	O
(	O
binary	O
coded	O
decimal	O
)	O
math	O
with	O
precision	O
up	O
to	O
54	O
digits	O
.	O
</s>
