<s>
SproutCore	B-Language
is	O
an	O
open-source	B-Application
JavaScript	B-Language
web	B-Application
framework	I-Application
.	O
</s>
<s>
Its	O
goal	O
is	O
to	O
allow	O
developers	O
to	O
create	O
web	B-Application
applications	I-Application
with	O
advanced	O
capabilities	O
and	O
a	O
user	O
experience	O
comparable	O
to	O
that	O
of	O
desktop	B-Application
applications	I-Application
.	O
</s>
<s>
When	O
developing	O
a	O
SproutCore	B-Language
application	O
,	O
all	O
code	O
is	O
written	O
in	O
JavaScript	B-Language
.	O
</s>
<s>
A	O
notable	O
fork	O
of	O
SproutCore	B-Language
is	O
Ember.js	B-Language
.	O
</s>
<s>
SproutCore	B-Language
,	O
initially	O
created	O
in	O
2007	O
by	O
Sproutit	O
as	O
the	O
basis	O
for	O
their	O
Mailroom	O
application	O
,	O
is	O
available	O
under	O
the	B-License
MIT	I-License
License	I-License
.	O
</s>
<s>
Apple	O
announced	O
MobileMe	B-Application
at	O
WWDC	O
in	O
2008	O
,	O
noting	O
that	O
much	O
of	O
it	O
was	O
built	O
using	O
SproutCore	B-Language
.	O
</s>
<s>
SproutCore	B-Language
was	O
also	O
used	O
at	O
iWork.com,	O
the	O
online	O
extension	O
of	O
the	O
iWork	O
productivity	B-Application
software	I-Application
by	O
Apple	O
.	O
</s>
<s>
The	O
latest	O
major	O
stable	O
SproutCore	B-Language
release	O
is	O
1.8	O
,	O
released	O
on	O
March	O
7	O
,	O
2012	O
,	O
with	O
many	O
bug	O
fixes	O
,	O
several	O
new	O
features	O
,	O
and	O
documentation	O
updates	O
.	O
</s>
<s>
SproutCore	B-Language
1.5	O
contained	O
significant	O
updates	O
to	O
view	O
layers	O
,	O
added	O
a	O
new	O
CSS	O
parser	O
that	O
builds	O
off	O
of	O
SCSS	B-Language
,	O
WAI-ARIA	B-General_Concept
support	O
,	O
modular	O
loading	O
,	O
and	O
additional	O
features	O
.	O
</s>
<s>
The	O
previous	O
major	O
release	O
,	O
SproutCore	B-Language
1.4	O
,	O
included	O
touch	O
support	O
for	O
mobile	O
devices	O
,	O
released	O
on	O
September	O
20	O
,	O
2010	O
.	O
</s>
<s>
In	O
June	O
2010	O
,	O
the	O
creator	O
of	O
SproutCore	B-Language
,	O
Charles	O
Jolley	O
,	O
left	O
Apple	O
to	O
start	O
Strobe	O
Inc.	O
,	O
which	O
provides	O
SproutCore	B-Language
support	O
and	O
continues	O
development	O
.	O
</s>
<s>
In	O
May	O
2011	O
,	O
the	O
SproutCore	B-Language
team	O
announced	O
SproutCore	B-Language
2.0	O
,	O
a	O
rebuilt	O
version	O
of	O
the	O
framework	O
designed	O
to	O
expose	O
the	O
MVC	O
underpinnings	O
without	O
requiring	O
developers	O
to	O
use	O
the	O
included	O
widget	O
set	O
.	O
</s>
<s>
In	O
July	O
2011	O
,	O
a	O
new	O
project	O
,	O
SproutCore	B-Language
UI	O
,	O
was	O
announced	O
.	O
</s>
<s>
SproutCore	B-Language
UI	O
is	O
designed	O
to	O
provide	O
common	O
user	O
interface	O
elements	O
for	O
developers	O
targeting	O
mobile	O
devices	O
.	O
</s>
<s>
In	O
November	O
2011	O
Facebook	B-Application
acquired	O
the	O
Strobe	O
team	O
in	O
a	O
deal	O
Facebook	B-Application
described	O
as	O
a	O
talent	O
acquisition	O
.	O
</s>
<s>
SproutCore	B-Language
1.x	O
codebase	O
would	O
continue	O
releasing	O
and	O
was	O
under	O
active	O
development	O
by	O
the	O
core	O
team	O
and	O
SproutCore	B-Language
community	O
.	O
</s>
<s>
Appnovation	O
Technologies	O
currently	O
provides	O
community	O
support	O
for	O
SproutCore	B-Language
.	O
</s>
