<s>
of	O
applications	O
for	O
Facebook	B-Application
,	O
Meebo	B-Protocol
,	O
OpenSocial	B-Application
,	O
iPhone	O
web	O
applications	O
,	O
and	O
other	O
social	O
platforms	O
,	O
as	O
well	O
as	O
web	O
widgets	O
.	O
</s>
<s>
Users	O
of	O
zembly	B-Protocol
interacted	O
with	O
one	O
another	O
via	O
zembly	B-Protocol
's	O
social	O
networking	O
features	O
to	O
engage	O
in	O
co-development	O
of	O
applications	O
for	O
these	O
platforms	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
development	O
environment	O
,	O
the	O
zembly	B-Protocol
platform	O
,	O
provided	O
the	O
ability	O
to	O
consume	O
Web	O
APIs	O
(	O
RESTful	B-Protocol
web	I-Protocol
services	I-Protocol
)	O
in	O
zembly	B-Protocol
applications	O
as	O
well	O
as	O
externally	O
using	O
the	O
open	O
source	O
zembly	B-Protocol
client	O
library	O
(	O
with	O
language	O
bindings	O
for	O
Java	B-Language
and	O
JavaFx	B-Application
)	O
.	O
</s>
<s>
Zembly	B-Protocol
combined	O
features	O
from	O
traditional	O
IDEs	O
(	O
such	O
as	O
a	O
rich	O
scripting	O
editor	O
)	O
with	O
wiki	O
-	O
and	O
social-networking-based	O
technologies	O
to	O
attempt	O
to	O
innovate	O
on	O
the	O
application	O
development	O
paradigm	O
for	O
smaller-sized	O
applications	O
.	O
</s>
<s>
Applications	O
created	O
at	O
zembly	B-Protocol
were	O
automatically	O
and	O
transparently	O
deployed	O
,	O
hosted	O
,	O
and	O
scaled	O
on	O
its	O
underlying	O
cloud	B-Architecture
computing	I-Architecture
infrastructure	O
.	O
</s>
<s>
Zembly	B-Protocol
was	O
run	O
as	O
a	O
product	O
within	O
Sun	O
Microsystems	O
's	O
cloud	B-Architecture
computing	I-Architecture
organization	O
,	O
with	O
the	O
hosting	O
of	O
the	O
website	O
and	O
developer	O
applications	O
provided	O
by	O
com	O
's	O
compute	O
cloud	O
.	O
</s>
<s>
It	O
was	O
built	O
on	O
a	O
stack	O
consisting	O
largely	O
of	O
Sun	O
technologies	O
,	O
including	O
Solaris	B-Application
10	I-Application
,	O
Java	B-Language
,	O
the	O
GlassFish	B-Language
application	I-Language
server	I-Language
,	O
and	O
MySQL	B-Application
.	O
</s>
<s>
The	B-Application
software	I-Application
stack	O
ran	O
on	O
a	O
horizontally	O
scaled	O
cluster	O
of	O
Sun	B-Architecture
Fire	I-Architecture
T2000	O
(	O
"	O
Niagara	O
"	O
)	O
and	O
X4500	B-Device
(	O
"	O
Thumper	O
"	O
)	O
servers	O
.	O
</s>
<s>
In	O
addition	O
,	O
zembly	B-Protocol
used	O
Apache	B-Application
and	O
memcached	B-Application
.	O
</s>
<s>
Zembly	B-Protocol
had	O
also	O
incorporated	O
(	O
and	O
contributed	O
to	O
)	O
Mozilla	B-Application
Bespin	I-Application
.	O
</s>
<s>
In	O
November	O
2009	O
zembly	B-Protocol
announced	O
that	O
the	O
site	O
would	O
be	O
closed	O
on	O
2009-11-30	O
and	O
that	O
"	O
once	O
the	O
site	O
is	O
shutdown	O
,	O
all	O
your	O
applications	O
and	O
services	O
on	O
zembly	B-Protocol
will	O
be	O
unavailable	O
"	O
.	O
</s>
<s>
Some	O
Zembly	B-Protocol
developers	O
have	O
expressed	O
frustration	O
about	O
Zembly	B-Protocol
abandoning	O
them	O
without	O
even	O
open-sourcing	O
their	O
code	O
.	O
</s>
