<s>
XWiki	B-Application
is	O
a	O
free	B-Application
wiki	B-Protocol
software	I-Protocol
platform	O
written	O
in	O
Java	B-Language
with	O
a	O
design	O
emphasis	O
on	O
extensibility	O
.	O
</s>
<s>
XWiki	B-Application
is	O
an	O
enterprise	O
wiki	B-Protocol
.	O
</s>
<s>
It	O
includes	O
WYSIWYG	B-Application
editing	O
,	O
OpenDocument	B-Application
based	O
document	O
import/export	O
,	O
semantic	O
annotations	O
and	O
tagging	O
,	O
and	O
advanced	O
permissions	O
management	O
.	O
</s>
<s>
As	O
an	O
application	B-Protocol
wiki	I-Protocol
,	O
XWiki	B-Application
allows	O
for	O
the	O
storing	O
of	O
structured	O
data	O
and	O
the	O
execution	O
of	O
server	O
side	O
script	O
within	O
the	O
wiki	B-Protocol
interface	O
.	O
</s>
<s>
Scripting	O
languages	O
including	O
Velocity	B-Language
,	O
Apache	B-Application
Groovy	I-Application
,	O
Python	B-Language
,	O
Ruby	B-Language
and	O
PHP	B-Application
can	O
be	O
written	O
directly	O
into	O
wiki	B-Protocol
pages	O
using	O
wiki	B-Protocol
macros	O
.	O
</s>
<s>
User	O
created	O
data	O
structures	O
can	O
be	O
defined	O
in	O
wiki	B-Protocol
documents	O
and	O
instances	O
of	O
those	O
structures	O
can	O
be	O
attached	O
to	O
wiki	B-Protocol
documents	O
,	O
stored	O
in	O
a	O
database	O
,	O
and	O
queried	O
using	O
either	O
Hibernate	B-Library
query	O
language	O
or	O
XWiki	B-Application
's	O
own	O
query	O
language	O
.	O
</s>
<s>
org	O
's	O
extension	O
wiki	B-Protocol
is	O
home	O
to	O
XWiki	B-Application
extensions	O
ranging	O
from	O
code	B-Application
snippets	I-Application
which	O
can	O
be	O
pasted	O
into	O
wiki	B-Protocol
pages	O
to	O
loadable	O
core	O
modules	O
.	O
</s>
<s>
Many	O
of	O
XWiki	B-Application
's	O
features	O
are	O
provided	O
by	O
extensions	O
which	O
are	O
bundled	O
with	O
it	O
.	O
</s>
<s>
The	O
wikitext	O
is	O
rendered	O
using	O
the	O
XWiki	B-Application
Rendering	O
Engine	O
which	O
extends	O
WikiModel	O
and	O
Doxia	B-Protocol
systems	O
,	O
allowing	O
it	O
to	O
parse	O
Confluence	B-Protocol
,	O
JSPWiki	O
,	O
Creole	O
,	O
MediaWiki	B-Application
,	O
and	O
TWiki	B-Language
syntaxes	O
as	O
well	O
as	O
XWiki	B-Application
's	O
own	O
syntax	O
.	O
</s>
<s>
XWiki	B-Application
pages	O
are	O
written	O
by	O
default	O
using	O
the	O
WYSIWYG	B-Application
editor	I-Application
and	O
rendered	O
with	O
XWiki	B-Application
syntax	O
to	O
format	O
text	O
,	O
create	O
tables	O
,	O
create	O
links	O
,	O
display	O
images	O
,	O
etc	O
.	O
</s>
<s>
XWiki	B-Application
code	O
is	O
licensed	O
under	O
the	O
GNU	B-Application
Lesser	I-Application
General	I-Application
Public	I-Application
License	I-Application
and	O
hosted	O
on	O
GitHub	B-Application
where	O
everyone	O
is	O
free	B-Application
to	O
fork	B-Application
the	O
source	O
code	O
and	O
develop	O
changes	O
in	O
their	O
own	O
repository	O
.	O
</s>
<s>
The	O
content	O
included	O
in	O
the	O
XWiki	B-Application
wiki	B-Protocol
is	O
licensed	O
under	O
a	O
Creative	O
Commons	O
attribution	O
license	O
so	O
that	O
it	O
can	O
be	O
redistributed	O
as	O
long	O
as	O
it	O
references	O
XWiki	B-Application
;	O
derivatives	O
can	O
be	O
re-licensed	O
entirely	O
.	O
</s>
<s>
While	O
most	O
of	O
the	O
active	O
developers	O
are	O
funded	O
by	O
commercial	O
support	O
company	O
XWiki	B-Application
SAS	O
,	O
XWiki	B-Application
SAS	O
maintains	O
a	O
strict	O
boundary	O
between	O
itself	O
and	O
the	O
XWiki	B-Application
free	B-Application
software	I-Application
project	O
.	O
</s>
<s>
All	O
decisions	O
about	O
the	O
direction	O
of	O
the	O
XWiki	B-Application
software	O
project	O
are	O
made	O
by	O
consensus	O
of	O
the	O
committers	B-General_Concept
must	O
go	O
through	O
the	O
developers	O
 '	O
mailing	O
list	O
.	O
</s>
<s>
XWiki	B-Application
relies	O
heavily	O
on	O
other	O
open	O
source	O
projects	O
to	O
work	O
.	O
</s>
<s>
Lucene	B-Language
:	O
to	O
index	O
all	O
the	O
content	O
of	O
a	O
wiki	B-Protocol
and	O
its	O
attachments	O
and	O
allow	O
the	O
search	O
within	O
their	O
content	O
.	O
</s>
<s>
XWiki	B-Application
was	O
originally	O
written	O
by	O
Ludovic	O
Dubost	O
who	O
founded	O
XPertNet	O
SARL	O
later	O
to	O
become	O
XWiki	B-Application
SAS	O
,	O
and	O
it	O
was	O
first	O
released	O
in	O
January	O
2004	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
<s>
The	O
"	O
X	O
"	O
in	O
the	O
name	O
comes	O
from	O
"	O
eXtensible	O
Wiki	B-Protocol
"	O
(	O
when	O
you	O
pronounce	O
it	O
,	O
it	O
sounds	O
as	O
'	O
X	O
 '	O
)	O
.	O
</s>
<s>
The	O
first	O
version	O
of	O
the	O
Wiki	B-Protocol
Farm	O
xwiki.com	B-Application
was	O
released	O
in	O
April	O
2004	O
.	O
</s>
<s>
In	O
2006	O
,	O
the	O
license	O
was	O
changed	O
to	O
the	O
GNU	B-Application
Lesser	I-Application
General	I-Application
Public	I-Application
License	I-Application
to	O
give	O
the	O
developer	O
community	O
greater	O
flexibility	O
,	O
Apache	B-Language
Maven	I-Language
developer	O
Vincent	O
Massol	O
became	O
the	O
lead	O
developer	O
and	O
XWiki	B-Application
won	O
the	O
Lutece	O
d'Or	O
award	O
for	O
best	O
open	O
source	O
software	O
developed	O
for	O
the	O
enterprise	O
.	O
</s>
<s>
After	O
6	O
beta	O
versions	O
and	O
5	O
release	O
candidates	O
,	O
XWiki	B-Application
1.0	O
was	O
released	O
on	O
May	O
22	O
,	O
2007	O
bringing	O
new	O
features	O
such	O
as	O
stand-alone	O
installer	O
and	O
semantic	O
tagging	O
.	O
</s>
<s>
2007	O
also	O
brought	O
the	O
introduction	O
of	O
XWiki	B-Application
Watch	O
for	O
allowing	O
teams	O
to	O
collaboratively	O
follow	O
RSS	O
feeds	O
.	O
</s>
<s>
User	O
rights	O
management	O
(	O
by	O
wiki	B-Protocol
/	O
space	O
/	O
page	O
,	O
using	O
groups	O
,	O
etc	O
...	O
)	O
</s>
<s>
XWiki	B-Application
is	O
also	O
an	O
application	B-Protocol
wiki	I-Protocol
that	O
allows	O
the	O
creation	O
of	O
objects	O
and	O
classes	O
within	O
the	O
wiki	B-Protocol
.	O
</s>
<s>
This	O
way	O
,	O
forms	B-General_Concept
can	O
be	O
developed	O
in	O
a	O
very	O
short	O
time	O
span	O
and	O
be	O
reused	O
to	O
enter	O
data	O
on	O
the	O
wiki	B-Protocol
following	O
a	O
specific	O
template	O
.	O
</s>
