<s>
StepTalk	B-Application
is	O
the	O
official	O
GNUstep	B-Application
scripting	B-Language
language	I-Language
framework	O
that	O
represents	O
separate	O
scriptable	O
servers	O
or	O
applications	O
as	O
a	O
single	O
object	O
environment	O
.	O
</s>
<s>
Its	O
default	O
language	O
is	O
Smalltalk	B-Application
running	O
on	O
an	O
Objective-C	B-Language
runtime	O
.	O
</s>
<s>
StepTalk	B-Application
was	O
ported	O
to	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
The	O
goal	O
of	O
StepTalk	B-Application
is	O
to	O
provide	O
an	O
environment	O
for	O
gluing	O
applications	O
together	O
and	O
to	O
provide	O
a	O
framework	O
for	O
communication	O
between	O
users	O
and	O
objects	O
in	O
the	O
applications	O
.	O
</s>
<s>
The	O
default	O
scripting	B-Language
language	I-Language
in	O
StepTalk	B-Application
is	O
Smalltalk	B-Application
.	O
</s>
<s>
This	O
is	O
because	O
Smalltalk	B-Application
is	O
a	O
very	O
simple	O
language	O
and	O
is	O
easy	O
to	O
learn	O
.	O
</s>
<s>
Smalltalk	B-Application
uses	O
a	O
similar	O
approach	O
to	O
that	O
of	O
Objective-C	B-Language
,	O
the	O
language	O
used	O
in	O
GNUstep	B-Application
.	O
</s>
<s>
StepTalk	B-Application
works	O
on	O
any	O
platform	O
on	O
which	O
GNUstep	B-Application
works	O
.	O
</s>
<s>
Ports	O
to	O
native	O
macOS	B-Application
Cocoa	B-Operating_System
framework	O
are	O
being	O
developed	O
by	O
various	O
contributors	O
.	O
</s>
