<s>
AutoCAD	B-Algorithm
is	O
a	O
commercial	B-Application
computer-aided	B-Application
design	I-Application
(	O
CAD	B-Application
)	O
and	O
drafting	B-Application
software	O
application	O
.	O
</s>
<s>
Developed	O
and	O
marketed	O
by	O
Autodesk	O
,	O
AutoCAD	B-Algorithm
was	O
first	O
released	O
in	O
December	O
1982	O
as	O
a	O
desktop	O
app	O
running	O
on	O
microcomputers	B-Architecture
with	O
internal	O
graphics	B-Device
controllers	I-Device
.	O
</s>
<s>
Before	O
AutoCAD	B-Algorithm
was	O
introduced	O
,	O
most	O
commercial	B-Application
CAD	B-Application
programs	I-Application
ran	O
on	O
mainframe	B-Architecture
computers	I-Architecture
or	O
minicomputers	B-Architecture
,	O
with	O
each	O
CAD	B-Application
operator	O
(	O
user	O
)	O
working	O
at	O
a	O
separate	O
graphics	O
terminal	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
is	O
also	O
available	O
as	O
mobile	B-Application
and	O
web	B-Application
apps	I-Application
.	O
</s>
<s>
AutoCAD	B-Algorithm
is	O
primarily	O
used	O
for	O
2	O
Dimensional	O
drawings	O
,	O
and	O
even	O
though	O
3D	O
modeling	O
is	O
available	O
in	O
AutoCAD	B-Algorithm
other	O
computer-aided	B-Application
design	I-Application
software	O
like	O
Fusion	B-Algorithm
360	I-Algorithm
,	O
Inventor	B-Device
and	O
Solidworks	B-Application
are	O
preferred	O
in	O
3D	O
modeling	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
is	O
used	O
in	O
industry	O
,	O
by	O
architects	O
,	O
project	O
managers	O
,	O
engineers	O
,	O
graphic	O
designers	O
,	O
city	O
planners	O
and	O
other	O
professionals	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
was	O
derived	O
from	O
a	O
program	O
that	O
began	O
in	O
1977	O
,	O
and	O
then	O
released	O
in	O
1979	O
called	O
Interact	O
CAD	B-Application
,	O
also	O
referred	O
to	O
in	O
early	O
Autodesk	O
documents	O
as	O
MicroCAD	O
,	O
which	O
was	O
written	O
prior	O
to	O
Autodesk	O
's	O
(	O
then	O
Marinchip	O
Software	O
Partners	O
)	O
formation	O
by	O
Autodesk	O
cofounder	O
Michael	B-Algorithm
Riddle	I-Algorithm
.	O
</s>
<s>
AutoCAD	B-Algorithm
supported	O
CP/M	B-Application
-80	I-Application
computers	O
.	O
</s>
<s>
As	O
Autodesk	O
's	O
flagship	O
product	O
,	O
by	O
March	O
1986	O
AutoCAD	B-Algorithm
had	O
become	O
the	O
most	O
ubiquitous	O
CAD	B-Application
program	I-Application
worldwide	O
.	O
</s>
<s>
The	O
2022	O
release	O
marked	O
the	O
36th	O
major	O
release	O
of	O
AutoCAD	B-Algorithm
for	O
Windows	O
and	O
the	O
12th	O
consecutive	O
year	O
of	O
AutoCAD	B-Algorithm
for	O
Mac	B-Device
.	O
</s>
<s>
The	O
native	O
file	O
format	O
of	O
AutoCAD	B-Algorithm
is	O
.dwg	O
.	O
</s>
<s>
This	O
and	O
,	O
to	O
a	O
lesser	O
extent	O
,	O
its	O
interchange	O
file	O
format	O
DXF	O
,	O
have	O
become	O
de	O
facto	O
,	O
if	O
proprietary	O
,	O
standards	O
for	O
CAD	B-Application
data	O
interoperability	O
,	O
particularly	O
for	O
2D	O
drawing	O
exchange	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
has	O
included	O
support	O
for	O
.dwf	B-Application
,	O
a	O
format	O
developed	O
and	O
promoted	O
by	O
Autodesk	O
,	O
for	O
publishing	O
CAD	B-Application
data	O
.	O
</s>
<s>
ESRI	B-Application
ArcMap	I-Application
10	I-Application
permits	O
export	O
as	O
AutoCAD	B-Algorithm
drawing	O
files	O
.	O
</s>
<s>
Civil	B-Algorithm
3D	I-Algorithm
permits	O
export	O
as	O
AutoCAD	B-Algorithm
objects	O
and	O
as	O
LandXML	O
.	O
</s>
<s>
Third-party	O
file	B-General_Concept
converters	I-General_Concept
exist	O
for	O
specific	O
formats	O
such	O
as	O
Bentley	O
MX	O
GENIO	O
Extension	O
,	O
PISTE	O
Extension	O
(	O
France	O
)	O
,	O
ISYBAU	O
(	O
Germany	O
)	O
,	O
OKSTRA	O
and	O
Microdrainage	O
(	O
UK	O
)	O
;	O
also	O
,	O
conversion	O
of	O
.pdf	B-Application
files	O
is	O
feasible	O
,	O
however	O
,	O
the	O
accuracy	O
of	O
the	O
results	O
may	O
be	O
unpredictable	O
or	O
distorted	O
.	O
</s>
<s>
Several	O
vendors	O
provide	O
online	B-General_Concept
conversions	I-General_Concept
for	O
free	O
such	O
as	O
Cometdocs	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
and	O
AutoCAD	B-Algorithm
LT	O
are	O
available	O
for	O
English	O
,	O
German	O
,	O
French	O
,	O
Italian	O
,	O
Spanish	O
,	O
Japanese	O
,	O
Korean	O
,	O
Chinese	O
Simplified	O
,	O
Chinese	O
Traditional	O
,	O
Brazilian	O
Portuguese	O
,	O
Russian	O
,	O
Czech	O
,	O
Polish	O
and	O
Hungarian	O
(	O
also	O
through	O
additional	O
language	O
packs	O
)	O
.	O
</s>
<s>
The	O
AutoCAD	B-Algorithm
command	O
set	O
is	O
localized	O
as	O
a	O
part	O
of	O
the	O
software	O
localization	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
supports	O
a	O
number	O
of	O
APIs	B-Application
for	O
customization	O
and	O
automation	O
.	O
</s>
<s>
These	O
include	O
AutoLISP	B-Algorithm
,	O
Visual	B-Algorithm
LISP	I-Algorithm
,	O
VBA	B-Language
,	O
.NET	O
and	O
ObjectARX	B-Application
.	O
</s>
<s>
ObjectARX	B-Application
is	O
a	O
C++	B-Language
class	O
library	O
,	O
which	O
was	O
also	O
the	O
base	O
for	O
:	O
</s>
<s>
There	O
are	O
a	O
large	O
number	O
of	O
AutoCAD	B-Algorithm
plugins	O
(	O
add-on	O
applications	O
)	O
available	O
on	O
the	O
application	O
store	O
Autodesk	O
Exchange	O
Apps	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
's	O
DXF	O
,	O
drawing	O
exchange	O
format	O
,	O
allows	O
importing	O
and	O
exporting	O
drawing	O
information	O
.	O
</s>
<s>
Since	O
AutoCAD	B-Algorithm
2019	I-Algorithm
several	O
verticals	O
are	O
included	O
with	O
AutoCAD	B-Algorithm
subscription	O
as	O
Industry-Specific	O
Toolset	O
.	O
</s>
<s>
For	O
example	O
,	O
AutoCAD	B-Algorithm
Architecture	I-Algorithm
(	O
formerly	O
Architectural	O
Desktop	O
)	O
permits	O
architectural	O
designers	O
to	O
draw	O
3D	O
objects	O
,	O
such	O
as	O
walls	O
,	O
doors	O
,	O
and	O
windows	O
,	O
with	O
more	O
intelligent	O
data	O
associated	O
with	O
them	O
rather	O
than	O
simple	O
objects	O
,	O
such	O
as	O
lines	O
and	O
circles	O
.	O
</s>
<s>
Softdesk	O
Civil	O
was	O
developed	O
as	O
an	O
AutoCAD	B-Algorithm
add-on	O
by	O
a	O
company	O
in	O
New	O
Hampshire	O
called	O
Softdesk	O
(	O
originally	O
DCA	O
)	O
.	O
</s>
<s>
Civil	B-Algorithm
3D	I-Algorithm
was	O
later	O
developed	O
and	O
Land	O
Desktop	O
was	O
retired	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
's	O
native	O
file	O
formats	O
are	O
denoted	O
either	O
by	O
a	O
.dwg	O
,	O
.dwt	O
,	O
.dws	O
,	O
or	O
.dxf	O
filename	O
extension	O
.	O
</s>
<s>
The	O
primary	O
file	O
format	O
for	O
2D	O
and	O
3D	O
drawing	O
files	O
created	O
with	O
AutoCAD	B-Algorithm
is	O
.dwg	O
.	O
</s>
<s>
While	O
other	O
third-party	O
CAD	B-Application
software	I-Application
applications	O
can	O
create	O
.dwg	O
files	O
,	O
AutoCAD	B-Algorithm
uniquely	O
creates	O
RealDWG	O
files	O
.	O
</s>
<s>
Using	O
AutoCAD	B-Algorithm
,	O
any	O
.dwg	O
file	O
may	O
be	O
saved	O
to	O
a	O
derivative	O
format	O
.	O
</s>
<s>
Although	O
the	O
default	O
template	O
file	O
is	O
acad.dwt	O
for	O
AutoCAD	B-Algorithm
and	O
acadlt.dwt	O
for	O
AutoCAD	B-Algorithm
LT	O
,	O
custom	O
.dwt	O
files	O
may	O
be	O
created	O
to	O
include	O
foundational	O
configurations	O
such	O
as	O
drawing	O
units	O
and	O
layers	O
.	O
</s>
<s>
Drawing	O
Standards	O
File	O
.dws	O
:	O
Using	O
the	O
CAD	B-Application
Standards	O
feature	O
of	O
AutoCAD	B-Algorithm
,	O
a	O
Drawing	O
Standards	O
File	O
may	O
be	O
associated	O
to	O
any	O
.dwg	O
or	O
.dwt	O
file	O
to	O
enforce	O
graphical	O
standards	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
LT	O
is	O
the	O
lower-cost	O
version	O
of	O
AutoCAD	B-Algorithm
,	O
with	O
reduced	O
capabilities	O
,	O
first	O
released	O
in	O
November	O
1993	O
.	O
</s>
<s>
Autodesk	O
developed	O
AutoCAD	B-Algorithm
LT	O
to	O
have	O
an	O
entry-level	O
CAD	B-Application
package	O
to	O
compete	O
in	O
the	O
lower	O
price	O
level	O
.	O
</s>
<s>
Priced	O
at	O
$495	O
,	O
it	O
became	O
the	O
first	O
AutoCAD	B-Algorithm
product	O
priced	O
below	O
$1000	O
.	O
</s>
<s>
It	O
was	O
sold	O
directly	O
by	O
Autodesk	O
and	O
in	O
computer	O
stores	O
unlike	O
the	O
full	O
version	O
of	O
AutoCAD	B-Algorithm
,	O
which	O
must	O
be	O
purchased	O
from	O
official	O
Autodesk	O
dealers	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
LT	O
2015	O
introduced	O
Desktop	O
Subscription	O
service	O
from	O
$360	O
per	O
year	O
;	O
as	O
of	O
2018	O
,	O
three	O
subscription	O
plans	O
were	O
available	O
,	O
from	O
$50	O
a	O
month	O
to	O
a	O
3-year	O
,	O
$1170	O
license	O
.	O
</s>
<s>
While	O
there	O
are	O
hundreds	O
of	O
small	O
differences	O
between	O
the	O
full	O
AutoCAD	B-Algorithm
package	O
and	O
AutoCAD	B-Algorithm
LT	O
,	O
there	O
are	O
a	O
few	O
recognized	O
major	O
differences	O
in	O
the	O
software	O
's	O
features	O
:	O
</s>
<s>
3D	O
capabilities	O
:	O
AutoCAD	B-Algorithm
LT	O
lacks	O
the	O
ability	O
to	O
create	O
,	O
visualize	O
and	O
render	O
3D	O
models	O
as	O
well	O
as	O
3D	O
printing	O
.	O
</s>
<s>
Network	O
licensing	O
:	O
AutoCAD	B-Algorithm
LT	O
cannot	O
be	O
used	O
on	O
multiple	O
machines	O
over	O
a	O
network	O
.	O
</s>
<s>
Customization	O
:	O
AutoCAD	B-Algorithm
LT	O
does	O
not	O
support	O
customization	O
with	O
LISP	O
,	O
ARX	O
,	O
.NET	O
and	O
VBA	B-Language
.	O
</s>
<s>
CAD	B-Application
standards	O
management	O
tools	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
Mobile	B-Application
and	O
AutoCAD	B-Algorithm
Web	O
(	O
formerly	O
AutoCAD	B-Algorithm
WS	O
and	O
AutoCAD	B-Algorithm
360	O
)	O
is	O
an	O
account-based	O
mobile	B-Application
and	O
web	B-Application
application	I-Application
enabling	O
registered	O
users	O
to	O
view	O
,	O
edit	O
,	O
and	O
share	O
AutoCAD	B-Algorithm
files	O
via	O
mobile	B-Application
device	O
and	O
web	O
using	O
a	O
limited	O
AutoCAD	B-Algorithm
feature	O
set	O
—	O
and	O
using	O
cloud-stored	O
drawing	O
files	O
.	O
</s>
<s>
360	O
includes	O
new	O
features	O
such	O
as	O
a	O
"	O
Smart	O
Pen	O
"	O
mode	O
and	O
linking	O
to	O
third-party	O
cloud-based	B-Architecture
storage	O
such	O
as	O
Dropbox	B-Application
.	O
</s>
<s>
Having	O
evolved	O
from	O
Flash-based	O
software	O
,	O
AutoCAD	B-Algorithm
Web	O
uses	O
HTML5	B-Application
browser	O
technology	O
available	O
in	O
newer	O
browsers	O
including	O
Firefox	O
and	O
Google	O
Chrome	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
WS	O
began	O
with	O
a	O
version	O
for	O
the	O
iPhone	B-Device
and	O
subsequently	O
expanded	O
to	O
include	O
versions	O
for	O
the	O
iPod	B-Device
Touch	I-Device
,	O
iPad	B-Device
,	O
Android	B-Application
phones	I-Application
,	O
and	O
Android	B-Application
tablets	O
.	O
</s>
<s>
Autodesk	O
released	O
the	O
iOS	B-Application
version	O
in	O
September	O
2010	O
,	O
following	O
with	O
the	O
Android	B-Application
version	O
on	O
April	O
20	O
,	O
2011	O
.	O
</s>
<s>
The	O
program	O
is	O
available	O
via	O
download	O
at	O
no	O
cost	O
from	O
the	O
App	B-Application
Store	I-Application
(	O
iOS	B-Application
)	O
,	O
Google	B-Application
Play	I-Application
(	O
Android	B-Application
)	O
and	O
Amazon	O
Appstore	B-Application
(	O
Android	B-Application
)	O
.	O
</s>
<s>
In	O
its	O
initial	O
iOS	B-Application
version	O
,	O
AutoCAD	B-Algorithm
WS	O
supported	O
drawing	O
of	O
lines	O
,	O
circles	O
,	O
and	O
other	O
shapes	O
;	O
creation	O
of	O
text	O
and	O
comment	O
boxes	O
;	O
and	O
management	O
of	O
color	O
,	O
layer	O
,	O
and	O
measurements	O
—	O
in	O
both	O
landscape	O
and	O
portrait	O
modes	O
.	O
</s>
<s>
The	O
Android	B-Application
variant	O
includes	O
the	O
iOS	B-Application
feature	O
set	O
along	O
with	O
such	O
unique	O
features	O
as	O
the	O
ability	O
to	O
insert	O
text	O
or	O
captions	O
by	O
voice	O
command	O
as	O
well	O
as	O
manually	O
.	O
</s>
<s>
Both	O
Android	B-Application
and	O
iOS	B-Application
versions	O
allow	O
the	O
user	O
to	O
save	O
files	O
on-line	O
—	O
or	O
off-line	O
in	O
the	O
absence	O
of	O
an	O
Internet	O
connection	O
.	O
</s>
<s>
In	O
2011	O
,	O
Autodesk	O
announced	O
plans	O
to	O
migrate	O
the	O
majority	O
of	O
its	O
software	O
to	O
"	O
the	B-Architecture
cloud	I-Architecture
"	O
,	O
starting	O
with	O
the	O
AutoCAD	B-Algorithm
WS	O
mobile	B-Application
application	I-Application
.	O
</s>
<s>
According	O
to	O
a	O
2013	O
interview	O
with	O
Ilai	O
Rotbaein	O
,	O
an	O
AutoCAD	B-Algorithm
WS	O
product	O
manager	O
for	O
Autodesk	O
,	O
the	O
name	O
AutoCAD	B-Algorithm
WS	O
had	O
no	O
definitive	O
meaning	O
,	O
and	O
was	O
interpreted	O
variously	O
as	O
Autodesk	O
Web	O
Service	O
,	O
White	O
Sheet	O
or	O
Work	O
Space	O
.	O
</s>
<s>
In	O
2013	O
,	O
AutoCAD	B-Algorithm
WS	O
was	O
renamed	O
to	O
AutoCAD	B-Algorithm
360	O
.	O
</s>
<s>
Later	O
,	O
it	O
was	O
renamed	O
to	O
AutoCAD	B-Algorithm
Web	B-Application
App	I-Application
.	O
</s>
<s>
AutoCAD	B-Algorithm
is	O
licensed	O
,	O
for	O
free	O
,	O
to	O
students	O
,	O
educators	O
,	O
and	O
educational	O
institutions	O
,	O
with	O
a	O
12-month	O
renewable	O
license	O
available	O
.	O
</s>
<s>
The	O
student	O
version	O
of	O
AutoCAD	B-Algorithm
is	O
functionally	O
identical	O
to	O
the	O
full	O
commercial	B-Application
version	O
,	O
with	O
one	O
exception	O
:	O
DWG	O
files	O
created	O
or	O
edited	O
by	O
a	O
student	O
version	O
have	O
an	O
internal	O
bit-flag	O
set	O
(	O
the	O
"	O
educational	O
flag	O
"	O
)	O
.	O
</s>
<s>
When	O
such	O
a	O
DWG	O
file	O
is	O
printed	O
by	O
any	O
version	O
of	O
AutoCAD	B-Algorithm
(	O
commercial	B-Application
or	O
student	O
)	O
older	O
than	O
AutoCAD	B-Algorithm
2014	I-Algorithm
SP1	O
or	O
AutoCAD	B-Algorithm
2019	I-Algorithm
and	O
newer	O
,	O
the	O
output	O
includes	O
a	O
plot	O
stamp/banner	O
on	O
all	O
four	O
sides	O
.	O
</s>
<s>
Objects	O
created	O
in	O
the	O
Student	O
Version	O
cannot	O
be	O
used	O
for	O
commercial	B-Application
use	O
.	O
</s>
<s>
Student	O
Version	O
objects	O
"	O
infect	O
"	O
a	O
commercial	B-Application
version	O
DWG	O
file	O
if	O
they	O
are	O
imported	O
in	O
versions	O
older	O
than	O
AutoCAD	B-Algorithm
2015	I-Algorithm
or	O
newer	O
than	O
AutoCAD	B-Algorithm
2018	I-Algorithm
.	O
</s>
<s>
AutoCAD	B-Algorithm
Release	O
12	O
in	O
1992	O
was	O
the	O
first	O
version	O
of	O
the	O
software	O
to	O
support	O
the	O
Windows	O
platform	O
-	O
in	O
that	O
case	O
Windows	B-Application
3.1	I-Application
.	O
</s>
<s>
After	O
Release	O
14	O
in	O
1997	O
,	O
support	O
for	O
MS-DOS	O
,	O
Unix	O
and	O
Macintosh	B-Device
were	O
dropped	O
,	O
and	O
AutoCAD	B-Algorithm
was	O
exclusively	O
Windows	O
supported	O
.	O
</s>
<s>
In	O
general	O
any	O
new	O
AutoCAD	B-Algorithm
version	O
supports	O
the	O
current	O
Windows	O
version	O
and	O
some	O
older	O
ones	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
2016	I-Algorithm
to	O
2020	O
support	O
Windows	O
7	O
up	O
to	O
Windows	O
10	O
.	O
</s>
<s>
Autodesk	O
stopped	O
supporting	O
Apple	B-Device
's	I-Device
Macintosh	I-Device
computers	O
in	O
1994	O
.	O
</s>
<s>
Over	O
the	O
next	O
several	O
years	O
,	O
no	O
compatible	O
versions	O
for	O
the	O
Mac	B-Device
were	O
released	O
.	O
</s>
<s>
In	O
2010	O
Autodesk	O
announced	O
that	O
it	O
would	O
once	O
again	O
support	O
Apple	O
's	O
Mac	B-Application
OS	I-Application
X	O
software	O
in	O
the	O
future	O
.	O
</s>
<s>
Most	O
of	O
the	O
features	O
found	O
in	O
the	O
2012	O
Windows	O
version	O
can	O
be	O
found	O
in	O
the	O
2012	O
Mac	B-Device
version	O
.	O
</s>
<s>
The	O
interface	O
is	O
designed	O
so	O
that	O
users	O
who	O
are	O
already	O
familiar	O
with	O
Apple	O
's	O
macOS	B-Application
software	O
will	O
find	O
it	O
similar	O
to	O
other	O
Mac	B-Device
applications	I-Device
.	O
</s>
<s>
Autodesk	O
has	O
also	O
built-in	O
various	O
features	O
in	O
order	O
to	O
take	O
full	O
advantage	O
of	O
Apple	O
's	O
Trackpad	O
capabilities	O
as	O
well	O
as	O
the	O
full-screen	O
mode	O
in	O
Apple	O
's	O
OS	B-Application
X	I-Application
Lion	I-Application
.	O
</s>
<s>
AutoCAD	B-Algorithm
2012	I-Algorithm
for	O
Mac	B-Device
supports	O
both	O
the	O
editing	O
and	O
saving	O
of	O
files	O
in	O
DWG	O
formatting	O
that	O
will	O
allow	O
the	O
file	O
to	O
be	O
compatible	O
with	O
other	O
platforms	O
besides	O
macOS	B-Application
.	O
</s>
<s>
AutoCAD	B-Algorithm
2019	I-Algorithm
for	O
Mac	B-Device
requires	O
Mac	B-Application
OS	I-Application
X	O
10.11	O
(	O
El	O
Capitan	O
)	O
or	O
later	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
LT	O
2013	O
was	O
available	O
through	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
for	O
$899.99	O
.	O
</s>
<s>
The	O
full-featured	O
version	O
of	O
AutoCAD	B-Algorithm
2013	I-Algorithm
for	O
Mac	B-Device
,	O
however	O
,	O
was	O
n't	O
available	O
through	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
due	O
to	O
the	O
price	O
limit	O
of	O
$999	O
set	O
by	O
Apple	O
.	O
</s>
<s>
AutoCAD	B-Algorithm
2014	I-Algorithm
for	O
Mac	B-Device
was	O
available	O
for	O
purchase	O
from	O
Autodesk	O
's	O
web	O
site	O
for	O
$	O
4,195	O
and	O
AutoCAD	B-Algorithm
LT	O
2014	O
for	O
Mac	B-Device
for	O
$1	O
,	O
200	O
,	O
or	O
from	O
an	O
Autodesk	O
authorized	O
reseller	O
.	O
</s>
<s>
The	O
latest	O
version	O
available	O
for	O
Mac	B-Device
is	O
AutoCAD	B-Algorithm
2022	I-Algorithm
as	O
of	O
January	O
2022	O
.	O
</s>
