<s>
Chameleon	B-Application
is	O
an	O
open	O
source	O
,	O
distributed	O
,	O
highly	O
configurable	O
,	O
environment	O
for	O
developing	O
Web	O
Mapping	O
applications	O
.	O
</s>
<s>
It	O
is	O
built	O
on	O
MapServer	B-Application
as	O
the	O
core	O
mapping	O
engine	O
and	O
works	O
with	O
all	O
MapServer	B-Application
supported	O
data	O
formats	O
.	O
</s>
<s>
It	O
also	O
works	O
well	O
with	O
OpenGIS	O
Consortium	O
standards	O
for	O
Web	B-Application
Map	I-Application
Services	I-Application
WMS	B-Application
and	O
Web	O
Map	O
Context	O
Documents	O
(	O
WMC	O
)	O
through	O
MapServer	B-Application
's	O
support	O
for	O
these	O
standards	O
.	O
</s>
<s>
Chameleon	B-Application
was	O
originally	O
developed	O
in	O
2002	O
by	O
DM	O
Solutions	O
Group	O
under	O
contract	O
to	O
NRCan	O
,	O
in	O
support	O
of	O
Canada	O
's	O
GeoConnections	O
program	O
,	O
contributing	O
to	O
the	O
Canadian	O
Geospatial	O
Data	O
Infrastructure	O
(	O
CGDI	O
)	O
.	O
</s>
<s>
Originally	O
named	O
"	O
CWC2	O
"	O
(	O
CGDI	O
WMS	B-Application
Client	O
Component	O
)	O
,	O
Chameleon	B-Application
was	O
renamed	O
once	O
formally	O
released	O
to	O
the	O
open	O
source	O
community	O
.	O
</s>
<s>
CWC2	O
was	O
developed	O
in	O
response	O
to	O
the	O
growing	O
number	O
of	O
WMS	B-Application
servers	O
and	O
lack	O
of	O
user	O
friendly	O
WMS	B-Application
clients	O
in	O
developing	O
web	O
mapping	O
applications	O
.	O
</s>
<s>
Chameleon	B-Application
has	O
a	O
plugin	O
architecture	O
.	O
</s>
<s>
A	O
large	O
number	O
of	O
plugins	O
,	O
or	O
widgets	O
as	O
they	O
are	O
called	O
by	O
the	O
Chameleon	B-Application
developers	O
,	O
are	O
available	O
.	O
</s>
<s>
A	O
Chameleon	B-Application
widget	O
can	O
implement	O
a	O
mapping	O
task	O
such	O
as	O
zooming	O
,	O
panning	O
,	O
showing	O
legends	O
,	O
or	O
displaying	O
map	O
coordinates	O
.	O
</s>
<s>
Chameleon	B-Application
is	O
written	O
in	O
the	O
PHP	B-Application
scripting	O
language	O
with	O
snippets	O
of	O
JavaScript	B-Language
code	O
to	O
handle	O
browser	O
functionality	O
.	O
</s>
<s>
Chameleon	B-Application
is	O
released	O
under	O
the	O
Prior	O
BSD	O
License	O
.	O
</s>
