<s>
OpenFeint	B-Application
was	O
a	O
social	O
platform	O
for	O
mobile	B-Application
games	I-Application
for	O
devices	O
running	O
on	O
Android	B-Application
or	O
iOS	B-Operating_System
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
Aurora	B-Application
Feint	I-Application
,	O
a	O
company	O
named	O
after	O
a	O
video	B-Application
game	I-Application
by	I-Application
the	I-Application
same	I-Application
developers	I-Application
.	O
</s>
<s>
The	O
platform	O
consisted	O
of	O
an	O
SDK	B-Application
for	O
use	O
by	O
games	O
,	O
allowing	O
its	O
various	O
social	O
networking	O
features	O
to	O
be	O
integrated	O
into	O
the	O
game	O
's	O
functionality	O
.	O
</s>
<s>
OpenFeint	B-Application
was	O
discontinued	O
at	O
the	O
end	O
of	O
2012	O
.	O
</s>
<s>
OpenFeint	B-Application
was	O
founded	O
by	O
Jason	B-Application
Citron	I-Application
,	O
who	O
later	O
founded	O
Discord	B-Application
.	O
</s>
<s>
The	O
first	O
iteration	O
of	O
OpenFeint	B-Application
was	O
launched	O
on	O
February	O
17	O
,	O
2009	O
.	O
</s>
<s>
Version	O
2.4	O
was	O
released	O
on	O
January	O
8	O
,	O
2010	O
,	O
with	O
a	O
revamped	O
layout	O
and	O
a	O
standalone	O
OpenFeint	B-Application
app	O
.	O
</s>
<s>
As	O
of	O
January	O
2010	O
,	O
there	O
were	O
over	O
900	O
applications	O
in	O
the	O
iOS	B-Operating_System
App	O
Store	O
that	O
used	O
OpenFeint	B-Application
,	O
and	O
there	O
were	O
over	O
ten	O
million	O
users	O
registered	O
on	O
the	O
network	O
.	O
</s>
<s>
On	O
September	O
15	O
,	O
2010	O
,	O
OpenFeint	B-Application
announced	O
that	O
it	O
would	O
be	O
supporting	O
Android	B-Application
.	O
</s>
<s>
In	O
April	O
2011	O
,	O
Japanese	O
company	O
GREE	O
,	O
Inc	O
.	O
bought	O
OpenFeint	B-Application
for	O
US$104	O
million	O
.	O
</s>
<s>
In	O
2011	O
,	O
OpenFeint	B-Application
was	O
party	O
to	O
a	O
class	O
action	O
suit	O
with	O
allegations	O
including	O
computer	O
fraud	O
,	O
invasion	O
of	O
privacy	O
,	O
breach	O
of	O
contract	O
,	O
bad	O
faith	O
and	O
seven	O
other	O
statutory	O
violations	O
.	O
</s>
<s>
According	O
to	O
a	O
news	O
report	O
"	O
OpenFeint	B-Application
's	O
business	O
plan	O
included	O
accessing	O
and	O
disclosing	O
personal	O
information	O
without	O
authorization	O
to	O
mobile-device	O
application	O
developers	O
,	O
advertising	O
networks	O
and	O
web-analytic	O
vendors	O
that	O
market	O
mobile	O
applications	O
"	O
.	O
</s>
<s>
The	O
following	O
is	O
a	O
list	O
of	O
some	O
of	O
the	O
many	O
applications	O
that	O
used	O
or	O
were	O
integrated	O
with	O
OpenFeint	B-Application
:	O
</s>
