<s>
Web	B-Application
Intents	I-Application
was	O
an	O
experimental	O
framework	B-Architecture
for	O
web-based	O
inter-application	O
communication	O
and	O
service	O
discovery	O
.	O
</s>
<s>
Web	B-Application
Intents	I-Application
consists	O
of	O
a	O
discovery	O
mechanism	O
and	O
a	O
very	O
light-weight	O
RPC	B-Operating_System
system	O
between	O
web	O
applications	O
,	O
modelled	O
after	O
the	O
Intents	O
system	O
in	O
Android	O
.	O
</s>
<s>
In	O
the	O
context	O
of	O
the	O
framework	B-Architecture
an	O
Intent	O
equals	O
an	O
action	O
to	O
be	O
performed	O
by	O
a	O
provider	O
.	O
</s>
<s>
Web	B-Application
Intents	I-Application
allow	O
two	O
web	O
applications	O
to	O
communicate	O
with	O
each	O
other	O
,	O
without	O
either	O
of	O
them	O
having	O
to	O
actually	O
know	O
what	O
the	O
other	O
one	O
is	O
.	O
</s>
<s>
Google	B-Application
Chrome	I-Application
versions	O
18	O
to	O
23	O
natively	O
supported	O
Web	B-Application
Intents	I-Application
.	O
</s>
<s>
This	O
support	O
was	O
disabled	O
in	O
version	O
24	O
,	O
citing	O
the	O
existence	O
of	O
a	O
"	O
number	O
of	O
areas	O
for	O
development	O
in	O
both	O
the	O
API	B-General_Concept
and	O
specific	O
user	O
experience	O
in	O
Chrome	B-Application
"	O
.	O
</s>
<s>
There	O
is	O
a	O
JavaScript	O
shim	B-General_Concept
with	O
support	O
for	O
IE	B-Application
8	I-Application
,	O
IE	B-Application
9	I-Application
,	O
Opera	B-Application
,	O
Safari	B-Application
,	O
Firefox	B-Application
3+	O
and	O
Chrome	B-Application
3+	O
.	O
</s>
<s>
There	O
are	O
some	O
Web	B-Application
Intents	I-Application
proxy	B-Application
pages	O
that	O
make	O
available	O
some	O
real	O
services	O
that	O
do	O
n't	O
yet	O
support	O
intents	O
.	O
</s>
<s>
AddThis	O
supports	O
Web	B-Application
Intents	I-Application
by	O
their	O
sharing	O
tools	O
regardless	O
of	O
browser	O
support	O
.	O
</s>
<s>
Paul	B-Application
Kinlan	I-Application
of	O
Google	B-Application
announced	O
the	O
Web	B-Application
Intents	I-Application
project	O
in	O
December	O
2010	O
.	O
</s>
<s>
He	O
soon	O
released	O
a	O
prototype	O
API	B-General_Concept
to	O
GitHub	B-Application
.	O
</s>
<s>
In	O
August	O
2011	O
Google	B-Application
announced	O
that	O
Chrome	B-Application
would	O
support	O
Web	B-Application
Intents	I-Application
.	O
</s>
<s>
Google	B-Application
and	O
Mozilla	B-Operating_System
have	O
started	O
co-operating	O
to	O
unify	O
Web	B-Application
Intents	I-Application
and	O
Mozilla	B-Operating_System
's	O
Web	O
Activities	O
(	O
which	O
tries	O
to	O
solve	O
the	O
same	O
problem	O
)	O
into	O
one	O
proposal	O
.	O
</s>
<s>
In	O
November	O
2012	O
,	O
Greg	O
Billock	O
of	O
Google	B-Application
announced	O
that	O
experimental	O
support	O
of	O
Web	B-Application
Intents	I-Application
had	O
been	O
removed	O
from	O
Chrome	B-Application
.	O
</s>
