<s>
PureMVC	B-Application
is	O
a	O
framework	B-Architecture
for	O
creating	O
applications	O
based	O
upon	O
the	O
well-established	O
model	O
–	O
view	O
–	O
controller	O
(	O
MVC	O
)	O
design	O
pattern	O
.	O
</s>
<s>
The	O
free	O
,	O
open	B-Application
source	I-Application
framework	B-Architecture
was	O
originally	O
implemented	O
in	O
the	O
ActionScript	B-Operating_System
3	O
language	O
for	O
use	O
with	O
Adobe	B-Operating_System
Flex	I-Operating_System
,	O
Flash	B-Operating_System
and	O
AIR	B-Operating_System
,	O
and	O
it	O
has	O
since	O
been	O
ported	O
to	O
nearly	O
all	O
the	O
major	O
web	O
development	O
platforms	O
.	O
</s>
<s>
The	O
MVC	O
Singletons	O
maintain	O
named	O
caches	O
of	O
Proxies	O
,	O
Mediators	O
and	O
Commands	B-Language
,	O
respectively	O
.	O
</s>
<s>
Commands	B-Language
may	O
interact	O
with	O
Proxies	O
,	O
Mediators	O
,	O
as	O
well	O
as	O
trigger	O
or	O
execute	O
other	O
Commands	B-Language
.	O
</s>
<s>
PureMVC	B-Application
also	O
introduces	O
a	O
Publish/subscribe	B-Operating_System
-style	O
Observer	B-Language
notification	O
scheme	O
.	O
</s>
<s>
This	O
allows	O
asynchronous	O
,	O
event-driven	O
communications	O
between	O
the	O
actors	O
of	O
the	O
system	O
,	O
and	O
also	O
promotes	O
a	O
loose	B-Application
coupling	I-Application
between	O
those	O
actors	O
,	O
since	O
the	O
subscriber	O
never	O
needs	O
to	O
have	O
direct	O
knowledge	O
of	O
the	O
publisher	O
.	O
</s>
<s>
The	O
Standard	O
Version	O
Reference	O
Implementation	O
is	O
written	O
in	O
ActionScript	B-Operating_System
3	O
.	O
</s>
<s>
This	O
variation	O
supports	O
modular	O
programming	O
,	O
allowing	O
the	O
use	O
of	O
independent	O
program	O
modules	O
each	O
with	O
their	O
own	O
independent	O
PureMVC	B-Application
'	O
Core	O
 '	O
.	O
</s>
<s>
A	O
Core	O
is	O
a	O
set	O
of	O
the	O
four	O
main	O
actors	O
used	O
in	O
the	O
Standard	O
framework	B-Architecture
(	O
Model	O
,	O
View	O
,	O
Controller	O
and	O
Facade	O
)	O
.	O
</s>
<s>
This	O
version	O
of	O
the	O
framework	B-Architecture
uses	O
Multitons	O
instead	O
of	O
Singletons	O
.	O
</s>
<s>
The	O
MultiCore	O
Version	O
of	O
the	O
framework	B-Architecture
was	O
developed	O
due	O
to	O
the	O
widespread	O
need	O
for	O
modular	O
support	O
in	O
a	O
world	O
of	O
ever-more	O
ambitious	O
Rich	O
Internet	O
Applications	O
which	O
must	O
load	O
and	O
unload	O
large	O
pieces	O
of	O
functionality	O
at	O
runtime	O
.	O
</s>
<s>
The	O
MultiCore	O
Version	O
Reference	O
Implementation	O
is	O
written	O
in	O
ActionScript	B-Operating_System
3	O
.	O
</s>
<s>
There	O
are	O
several	O
active	O
PureMVC	B-Application
ports	O
—	O
implementations	O
for	O
various	O
programming	O
languages	O
,	O
each	O
contributed	O
and	O
supported	O
by	O
PureMVC	B-Application
community	O
members	O
.	O
</s>
<s>
Language	O
Targets	O
Standard	O
version	O
MultiCore	O
version	O
ActionScript	B-Operating_System
2	O
Flex	O
1.5	O
,	O
Flash	B-Operating_System
8	I-Operating_System
,	O
Flash	B-Operating_System
Lite	I-Operating_System
ActionScript	B-Operating_System
3	O
Flex	O
2	O
,	O
Flex	O
3	O
,	O
Flex	O
4	O
,	O
Flash	O
9+	O
,	O
AIR	B-Operating_System
(	O
all	O
versions	O
)	O
.	O
</s>
<s>
Original	O
PureMVC	B-Application
reference	O
implementations	O
C++	B-Language
Thread-safe	O
.	O
</s>
<s>
Compile	O
with	O
:	O
MSVC	O
8.0/9.0/10.0	O
,	O
MinGW	O
3.4.5	O
,	O
GNU	O
G++	O
4.0	O
,	O
Embarcadero	O
C++	B-Language
6.21	O
(	O
MFC	O
,	O
WTL	O
,	O
wxWidgets	O
,	O
Qt	O
...	O
)	O
C#	B-Application
.NET	O
Core	O
,	O
Windows	O
10	O
,	O
Xamarin	O
,	O
Xbox	O
,	O
Kinect	O
,	O
HoloLens	O
,	O
Surface	O
Neo	O
ColdFusion	B-Language
ColdFusion	B-Language
8	O
Dart	B-Language
Google	B-Language
Dart	I-Language
Go	B-Application
Google	I-Application
Go	B-Application
Haxe	B-Language
JavaScript	B-Language
,	O
Flash	B-Operating_System
8	I-Operating_System
,	O
Flash	B-Operating_System
9	I-Operating_System
,	O
Neko	O
VM	O
,	O
Hashlink	B-Language
VM	O
,	O
PHP	B-Application
,	O
Lua	O
,	O
Python	B-Language
,	O
Actionscript	B-Operating_System
3	O
,	O
C++	B-Language
,	O
Java	B-Language
,	O
C#	B-Application
,	O
NodeJS	O
Java	B-Language
Java	B-Language
Mobile	O
,	O
Standard	O
and	O
Enterprise	O
Editions	O
(	O
ME	O
,	O
SE	O
,	O
EE	O
)	O
,	O
JavaFX	O
,	O
Servlets	O
,	O
Applets	O
,	O
and	O
GWT	O
JavaScript	B-Language
Browser	O
neutral	O
.	O
</s>
<s>
Native	O
JavaScript	B-Language
MultiCore	O
port	O
works	O
with	O
all	O
other	O
frameworks	O
.	O
</s>
