<s>
StarLogo	B-Language
is	O
an	O
agent-based	O
simulation	B-Language
language	I-Language
developed	O
by	O
Mitchel	O
Resnick	O
,	O
Eric	O
Klopfer	O
,	O
and	O
others	O
at	O
the	O
Massachusetts	O
Institute	O
of	O
Technology	O
(	O
MIT	O
)	O
Media	O
Lab	O
and	O
Scheller	O
Teacher	O
Education	O
Program	O
in	O
Massachusetts	O
.	O
</s>
<s>
It	O
is	O
an	O
extension	O
of	O
the	O
Logo	B-Device
programming	I-Device
language	I-Device
,	O
a	O
dialect	O
of	O
Lisp	B-Language
.	O
</s>
<s>
Designed	O
for	O
education	O
,	O
StarLogo	B-Language
can	O
be	O
used	O
by	O
students	O
to	O
model	O
or	O
simulate	B-Application
the	O
behavior	O
of	O
decentralized	O
systems	O
.	O
</s>
<s>
The	O
first	O
StarLogo	B-Language
ran	O
on	O
a	O
Connection	B-Device
Machine	I-Device
2	O
parallel	O
computer	O
.	O
</s>
<s>
A	O
subsequent	O
version	O
ran	O
on	O
Macintosh	B-Device
computers	O
.	O
</s>
<s>
It	O
was	O
later	O
renamed	O
MacStarLogo	B-Language
,	O
and	O
now	O
is	O
named	O
MacStarLogo	B-Language
Classic	O
.	O
</s>
<s>
The	O
current	O
StarLogo	B-Language
is	O
written	O
in	O
the	O
language	O
Java	B-Language
and	O
works	O
on	O
most	O
computers	O
.	O
</s>
<s>
StarLogo	B-Language
is	O
also	O
available	O
in	O
a	O
version	O
named	O
OpenStarLogo	B-Language
.	O
</s>
<s>
Its	O
source	O
code	O
is	O
available	O
online	O
,	O
but	O
the	O
license	O
under	O
which	O
it	O
is	O
released	O
is	O
not	O
an	O
open-source	O
license	O
according	O
to	O
The	B-License
Open	I-License
Source	I-License
Definition	I-License
,	O
because	O
of	O
restrictions	O
on	O
the	O
commercial	O
use	O
of	O
the	O
code	O
.	O
</s>
<s>
StarLogo	B-Language
TNG	I-Language
(	O
The	O
Next	O
Generation	O
)	O
version	O
1.0	O
was	O
released	O
in	O
July	O
2008	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
C	B-Language
and	O
Java	B-Language
.	O
</s>
<s>
StarLogo	B-Language
TNG	I-Language
uses	O
blocks	O
to	O
put	O
together	O
puzzle-like	O
pieces	O
.	O
</s>
<s>
StarLogo	B-Language
TNG	I-Language
reads	O
the	O
blocks	O
in	O
the	O
order	O
that	O
they	O
fit	O
together	O
,	O
and	O
sets	O
the	O
program	O
in	O
the	O
Spaceland	O
view	O
.	O
</s>
<s>
StarLogo	B-Language
is	O
a	O
primary	O
influence	O
for	O
the	O
Kedama	O
particle	O
system	O
,	O
programmed	O
by	O
Yoshiki	O
Oshima	O
,	O
found	O
in	O
the	O
Etoys	B-Application
educational	B-Language
programming	O
environment	O
and	O
language	O
,	O
which	O
can	O
be	O
viewed	O
as	O
a	O
Logo	B-Device
done	O
originally	O
in	O
Squeak	B-Operating_System
Smalltalk	I-Operating_System
.	O
</s>
<s>
The	O
latest	O
version	O
of	O
StarLogo	B-Language
,	O
StarLogo	B-Language
Nova	O
,	O
was	O
released	O
in	O
beta	O
form	O
in	O
the	O
summer	O
of	O
2014	O
.	O
</s>
<s>
StarLogo	B-Language
Nova	O
takes	O
the	O
blocks	O
language	O
and	O
3D	O
visualization	O
engine	O
of	O
StarLogo	B-Language
TNG	I-Language
and	O
brings	O
them	O
to	O
the	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
StarLogo	B-Language
Nova	O
's	O
execution	O
engine	O
is	O
built	O
on	O
the	O
Adobe	B-Operating_System
Flash	I-Operating_System
runtime	O
and	O
includes	O
a	O
purpose-built	O
instancing	O
rendering	O
engine	O
,	O
using	O
the	O
Adobe	O
Molehill	O
3D	O
graphics	O
application	B-Application
programming	I-Application
interface	I-Application
(	O
API	B-Application
)	O
,	O
able	O
to	O
render	O
tens	O
of	O
thousands	O
of	O
independently	O
moving	O
agents	O
on	O
current	O
hardware	O
.	O
</s>
<s>
The	O
programming	O
area	O
is	O
built	O
on	O
ScriptBlocks	O
,	O
a	O
JavaScript-based	O
blocks	O
library	B-Library
.	O
</s>
<s>
As	O
of	O
2019	O
,	O
StarLogo	B-Language
Nova	O
under	O
development	O
by	O
the	O
MIT	O
Scheller	O
Teacher	O
Education	O
Program	O
,	O
directed	O
by	O
Eric	O
Klopfer	O
,	O
with	O
lead	O
designer	O
and	O
developer	O
Daniel	O
Wendel	O
.	O
</s>
<s>
StarLogo	B-Language
Nova	O
introduces	O
several	O
notable	O
design	O
changes	O
relative	O
to	O
TNG	O
,	O
particularly	O
with	O
the	O
introduction	O
of	O
a	O
World	O
agent	O
,	O
reminiscent	O
of	O
StarLogo	B-Language
2.2	O
'	O
s	O
Observer	O
.	O
</s>
<s>
In	O
StarLogo	B-Language
Nova	O
,	O
any	O
command	O
can	O
be	O
run	O
by	O
any	O
agent	O
,	O
but	O
each	O
breed	O
has	O
its	O
own	O
program	O
and	O
can	O
have	O
its	O
own	O
set	O
of	O
breed-specific	O
traits	O
.	O
</s>
<s>
This	O
brings	O
StarLogo	B-Language
Nova	O
closer	O
to	O
an	O
object-oriented	B-Language
programming	I-Language
design	O
,	O
in	O
an	O
effort	O
to	O
improve	O
the	O
ease	O
with	O
which	O
students	O
can	O
transfer	O
skills	O
in	O
StarLogo	B-Language
Nova	O
to	O
other	O
,	O
more	O
mainstream	O
languages	O
.	O
</s>
<s>
Other	O
changes	O
include	O
the	O
use	O
of	O
embedded	O
arguments	O
for	O
blocks	O
(	O
similar	O
to	O
the	O
language	O
Scratch	B-Language
)	O
,	O
What	O
You	O
See	O
Is	O
What	O
You	O
Get	O
(	O
WYSIWYG	O
)	O
editing	O
of	O
the	O
simulation	B-Language
interface	O
,	O
and	O
splitting	O
the	O
collision	O
primitive	O
into	O
its	O
component	O
halves	O
,	O
with	O
each	O
breed	O
having	O
collision	O
code	O
on	O
its	O
own	O
program	O
page	O
.	O
</s>
