<s>
OpenSearchServer	B-Application
is	O
an	O
open-source	B-Application
application	I-Application
server	O
allowing	O
development	O
of	O
index-based	O
applications	O
such	O
as	O
search	B-Application
engines	I-Application
.	O
</s>
<s>
Available	O
since	O
April	O
2009	O
on	O
SourceForge	B-Application
for	O
download	O
,	O
OpenSearchServer	B-Application
was	O
developed	O
under	O
the	O
GPL	B-License
v3	I-License
license	O
and	O
offers	O
a	O
series	O
of	O
full	B-Application
text	I-Application
lexical	B-Application
analyzers	I-Application
.	O
</s>
<s>
While	O
it	O
started	O
as	O
an	O
in-house	O
project	O
by	O
a	O
private	O
media	O
group	O
,	O
OpenSearchServer	B-Application
is	O
now	O
supported	O
by	O
Jaeksoft	O
,	O
a	O
commercial	O
company	O
launched	O
in	O
February	O
2010	O
.	O
</s>
<s>
Jaeksoft	O
provides	O
services	O
and	O
roadmap	O
guidance	O
for	O
OpenSearchServer	B-Application
.	O
</s>
<s>
The	O
main	O
features	O
of	O
OpenSearchServer	B-Application
are	O
:	O
An	O
integrated	O
crawler	O
for	O
databases	O
,	O
web	O
pages	O
and	O
rich	O
documents	O
;	O
a	O
user-friendly	O
GUI	O
allowing	O
development	O
of	O
most	O
applications	O
through	O
a	O
web	O
page	O
interface	O
built	O
in	O
Zkoss	O
;	O
snippets	O
;	O
faceting	O
;	O
an	O
HTML	O
renderer	O
for	O
integrating	O
search	B-Application
results	I-Application
in	O
a	O
page	O
;	O
and	O
monitoring	O
and	O
administration	O
features	O
.	O
</s>
<s>
OpenSearchServer	B-Application
is	O
written	O
in	O
Java	B-Language
and	O
it	O
can	O
be	O
integrated	O
into	O
almost	O
any	O
kind	O
of	O
application	O
without	O
the	O
need	O
to	O
produce	O
Java	B-Language
code	I-Language
.	O
</s>
<s>
REST/XML	O
APIs	O
make	O
OpenSearchServer	B-Application
connectable	O
to	O
other	O
programming	O
languages	O
.	O
</s>
<s>
OpenSearchServer	B-Application
is	O
currently	O
available	O
in	O
version	O
1.2.3	O
rc2	O
and	O
it	O
is	O
considered	O
stable	O
by	O
the	O
developers	O
community	O
.	O
</s>
<s>
Version	O
1.1	O
,	O
launched	O
in	O
April	O
2009	O
,	O
reached	O
the	O
SourceForge	B-Application
top	O
15	O
,	O
with	O
wide	O
press	O
coverage	O
and	O
many	O
new	O
users	O
worldwide	O
.	O
</s>
<s>
The	O
OpenSearchServer	B-Application
project	O
began	O
in	O
2007	O
in	O
,	O
a	O
French	O
B2B	O
media	O
group	O
made	O
up	O
of	O
15	O
subsidiaries	O
with	O
online	O
and	O
offline	O
activities	O
in	O
news	O
and	O
information	O
brokerage	O
.	O
</s>
<s>
In	O
December	O
2009	O
,	O
Keller	O
resigned	O
from	O
his	O
position	O
with	O
Infopro	O
,	O
acquired	O
the	O
rights	O
to	O
the	O
solution	O
and	O
created	O
Jaeksoft	O
to	O
develop	O
services	O
for	O
OpenSearchServer	B-Application
.	O
</s>
<s>
Written	O
in	O
Java	B-Language
,	O
OpenSearchServer	B-Application
can	O
be	O
run	O
as	O
a	O
standalone	O
server	O
with	O
a	O
servlet	O
container	O
.	O
</s>
<s>
Full	B-Application
text	I-Application
analyzers	O
and	O
filters	O
allowing	O
indexing	O
and	O
searches	O
in	O
16	O
languages	O
,	O
</s>
<s>
The	O
Lucene	B-Language
library	O
which	O
creates	O
and	O
updates	O
the	O
index	O
-	O
and	O
presents	O
the	O
answers	O
to	O
queries	O
using	O
the	O
most	O
efficient	O
algorithms	O
for	O
best	O
performance	O
and	O
response	O
times	O
,	O
</s>
<s>
A	O
HTML	O
renderer	O
allowing	O
the	O
integration	O
of	O
the	O
search	O
box	O
in	O
an	O
html/xhtml	O
page	O
,	O
working	O
with	O
PHP	B-Application
and	O
.NET	O
,	O
client	O
library	O
and	O
xml	O
over	O
http	O
API	O
,	O
</s>
<s>
OpenSearchServer	B-Application
exists	O
as	O
a	O
Drupal	B-Application
module	O
and	O
a	O
WordPress	B-Application
Plugin	O
,	O
</s>
