<s>
MacDraft	B-Algorithm
is	O
a	O
2-D	O
computer-aided	B-Application
design	I-Application
(	O
CAD	B-Application
)	O
program	O
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
which	O
can	O
be	O
used	O
to	O
create	O
drafts	O
,	O
illustrations	O
and	O
architectural	O
plans	O
.	O
</s>
<s>
Unlike	O
pixel-based	O
drawing	O
programs	O
like	O
MacPaint	B-Operating_System
,	O
MacDraft	B-Algorithm
is	O
object-based	O
.	O
</s>
<s>
MacDraft	B-Algorithm
was	O
first	O
released	O
in	O
1984	O
by	O
Innovative	O
Data	O
design	O
.	O
</s>
<s>
The	O
MacDraft	B-Algorithm
program	O
was	O
later	O
acquired	O
by	O
Microspot	O
,	O
an	O
English	O
software	O
company	O
,	O
and	O
its	O
latest	O
version	O
is	O
called	O
MacDraft	B-Algorithm
Professional	O
.	O
</s>
