<s>
The	O
WSO2	B-Language
Mashup	I-Language
Server	I-Language
is	O
an	O
open-source	B-Application
mashup	B-Application
platform	O
that	O
hosts	O
JavaScript	B-Language
based	O
mashups	B-Application
.	O
</s>
<s>
It	O
is	O
based	O
on	O
Apache	B-Language
Axis2	I-Language
and	O
other	O
open	O
source	O
projects	O
,	O
and	O
provides	O
JavaScript	B-Language
authors	O
the	O
ability	O
to	O
consume	O
,	O
compose	O
and	O
emit	O
web	O
services	O
,	O
feeds	O
,	O
scraped	O
web	O
pages	O
,	O
email	O
,	O
and	O
instant	O
messages	O
.	O
</s>
<s>
The	O
source	O
code	O
is	O
freely	O
available	O
under	O
the	O
open	O
source	O
Apache	B-Application
License	I-Application
.	O
</s>
<s>
It	O
provides	O
a	O
runtime	O
platform	O
for	O
developing	O
and	O
deploying	O
mashups	B-Application
.	O
</s>
<s>
The	O
WSO2	B-Language
Mashup	I-Language
Server	I-Language
is	O
web	O
services	O
centric	O
in	O
that	O
each	O
mashup	B-Application
exposes	O
a	O
new	O
web	O
service	O
,	O
which	O
can	O
be	O
consumed	O
by	O
other	O
mashups	B-Application
,	O
web	O
service	O
clients	O
,	O
or	O
Ajax	O
style	O
web	O
pages	O
.	O
</s>
<s>
The	O
securability	O
of	O
web	O
services	O
make	O
them	O
an	O
attractive	O
technology	O
within	O
organizations	O
deploying	O
a	O
service-oriented	O
architecture	O
(	O
SOA	O
)	O
and	O
for	O
business	O
mashups	B-Application
.	O
</s>
<s>
On	O
December	O
8	O
,	O
2012	O
,	O
the	O
WSO2	B-Language
Mashup	I-Language
Server	I-Language
was	O
retired	O
since	O
its	O
remaining	O
functionality	O
,	O
JavaScript	B-Language
web	O
service	O
hosting	O
,	O
was	O
folded	O
into	O
the	O
WSO2	O
Application	B-Application
Server	I-Application
.	O
</s>
<s>
WSO2	O
Application	B-Application
Server	I-Application
went	O
on	O
to	O
eventually	O
become	O
a	O
set	O
of	O
extensions	O
to	O
Apache	B-Language
Tomcat	I-Language
and	O
JavaScript	B-Language
hosting	O
was	O
provided	O
by	O
Jaggery	O
based	O
upon	O
Rhino	B-Language
.	O
</s>
<s>
Mashups	B-Application
are	O
composed	O
using	O
server	O
side	O
JavaScript	B-Language
in	O
the	O
WSO2	B-Language
Mashup	I-Language
Server	I-Language
.	O
</s>
<s>
A	O
set	O
of	O
language	O
extensions	O
along	O
with	O
E4X	B-Language
provides	O
domain	O
specific	O
features	O
such	O
as	O
;	O
</s>
<s>
Web	B-Application
scraping	I-Application
,	O
</s>
<s>
APP	B-Application
based	O
publishing	O
,	O
</s>
<s>
The	O
syntax	O
is	O
identical	O
to	O
another	O
open	O
source	O
web	B-Application
scraping	I-Application
tool	O
called	O
web	B-Application
harvest	I-Application
.	O
</s>
