<s>
DimensioneX	O
is	O
an	O
Open	B-License
Source	I-License
(	O
GPL	O
)	O
and	O
totally	O
free	O
Multiplayer	O
Engine	O
designed	O
for	O
beginners	O
and	O
for	O
quick	O
development	O
.	O
</s>
<s>
Aimed	O
at	O
producing	O
browser-based	O
multiplayer	O
games	O
and	O
environments	O
in	O
general	O
,	O
it	O
has	O
been	O
around	O
since	O
1999	O
and	O
has	O
been	O
used	O
for	O
MMORPG	B-Protocol
games	O
,	O
research	O
,	O
education	O
and	O
promotional	O
applications	O
.	O
</s>
<s>
Written	O
in	O
Java	O
and	O
supporting	O
a	O
number	O
of	O
languages	O
including	O
eastern	O
languages	O
such	O
as	O
Chinese	O
and	O
Russian	O
,	O
DimensioneX	O
has	O
been	O
present	O
on	O
SourceForge.net	B-Application
since	O
its	O
beginning	O
.	O
</s>
<s>
The	O
engine	O
is	O
not	O
a	O
graphics	O
engine	O
,	O
the	O
client	O
is	O
a	O
combination	O
of	O
a	O
server-generated	O
combination	O
of	O
HTML	O
,	O
JavaScript	B-Language
.	O
</s>
<s>
The	O
engine	O
of	O
DimensioneX	O
is	O
written	O
in	O
Java	O
language	O
,	O
and	O
relies	O
on	O
HTML+JavaScript	O
for	O
the	O
client	O
part	O
.	O
</s>
<s>
The	O
server	O
object	O
is	O
actually	O
a	O
single	O
Java	B-Application
Servlet	I-Application
that	O
gets	O
instantiated	O
at	O
startup	O
,	O
it	O
reads	O
the	O
world	O
definition	O
from	O
its	O
descriptive	O
DXW	O
file	O
and	O
re-creates	O
it	O
in	O
memory	O
.	O
</s>
<s>
From	O
then	O
on	O
,	O
the	O
main	O
servlet	B-Application
keeps	O
the	O
word	O
's	O
state	O
in	O
memory	O
and	O
accepts	O
client	O
commands	O
to	O
update	O
the	O
position	O
of	O
characters	O
and	O
items	O
of	O
the	O
managed	O
world	O
.	O
</s>
<s>
The	O
communication	O
method	O
between	O
the	O
server	O
core	O
(	O
Servlet	B-Application
)	O
and	O
the	O
client	O
(	O
normally	O
HTML	O
with	O
JavaScript	B-Language
)	O
makes	O
it	O
possible	O
to	O
implement	O
a	O
client	O
in	O
any	O
architecture	O
,	O
including	O
mobile	O
devices	O
.	O
</s>
<s>
The	O
game	O
engine	O
is	O
Open	B-License
Source	I-License
and	O
open	O
to	O
any	O
user	O
's	O
contribution	O
.	O
</s>
<s>
One	O
of	O
the	O
most	O
popular	O
games	O
written	O
with	O
DimensioneX	O
is	O
the	O
Fantasy	O
MMORPG	B-Protocol
Game	O
Sottomondo	O
whose	O
English	O
version	O
is	O
known	O
as	O
Underworld	O
Online	O
.	O
</s>
<s>
Network	O
Arena	O
,	O
sci-fi	O
MMORPG	B-Protocol
.	O
</s>
