<s>
Netscape	B-Application
Composer	I-Application
is	O
a	O
WYSIWYG	B-Application
HTML	B-General_Concept
editor	I-General_Concept
initially	O
developed	O
by	O
Netscape	B-Application
Communications	O
Corporation	O
in	O
1997	O
,	O
and	O
packaged	O
as	O
part	O
of	O
the	O
Netscape	B-Protocol
Communicator	I-Protocol
,	O
Netscape	B-Protocol
6	I-Protocol
and	O
Netscape	B-Protocol
7	I-Protocol
range	O
of	O
Internet	B-Protocol
suites	I-Protocol
.	O
</s>
<s>
In	O
addition	O
,	O
Composer	O
can	O
also	O
view	O
and	O
edit	O
HTML	O
code	O
,	O
preview	O
pages	O
in	O
Netscape	B-Protocol
Navigator	I-Protocol
,	O
check	O
spelling	O
,	O
publish	O
websites	O
,	O
and	O
supports	O
most	O
major	O
types	O
of	O
formatting	O
.	O
</s>
<s>
Composer	O
was	O
initially	O
developed	O
by	O
Netscape	B-Application
as	O
a	O
component	O
of	O
the	O
company	O
's	O
internet	B-Protocol
suites	I-Protocol
;	O
however	O
,	O
after	O
the	O
company	O
was	O
bought	O
by	O
AOL	O
in	O
1998	O
,	O
further	O
development	O
of	O
its	O
codebase	O
was	O
made	O
open	B-Application
source	I-Application
and	O
overseen	O
by	O
the	B-Operating_System
Mozilla	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
Subsequent	O
releases	O
of	O
Netscape	B-Application
Composer	I-Application
were	O
based	O
upon	O
Mozilla	B-General_Concept
Composer	I-General_Concept
,	O
the	O
same	O
utility	O
within	O
the	O
Mozilla	B-Language
Application	I-Language
Suite	I-Language
.	O
</s>
<s>
The	O
last	O
version	O
of	O
Netscape	B-Application
Composer	I-Application
was	O
released	O
with	O
the	O
Netscape	B-Protocol
7.2	I-Protocol
suite	O
.	O
</s>
<s>
It	O
was	O
not	O
included	O
with	O
later	O
releases	O
,	O
as	O
Mozilla	O
decided	O
to	O
focus	O
on	O
stand-alone	O
applications	O
,	O
and	O
as	O
such	O
,	O
Netscape	B-Application
released	O
the	O
stand-alone	O
browsers	B-Application
Netscape	B-Application
Browser	I-Application
8	I-Application
in	O
2005	O
and	O
Netscape	B-Protocol
Navigator	I-Protocol
9	I-Protocol
in	O
2007	O
,	O
both	O
based	O
upon	O
the	O
stand-alone	O
Mozilla	B-Application
Firefox	I-Application
.	O
</s>
<s>
SeaMonkey	B-Language
,	O
the	O
community-driven	O
successor	O
suite	O
to	O
Mozilla	B-Language
Application	I-Language
Suite	I-Language
and	O
the	O
Netscape	B-Protocol
suites	I-Protocol
,	O
features	O
an	O
HTML	B-General_Concept
editor	I-General_Concept
named	O
Composer	O
that	O
is	O
developed	O
from	O
Mozilla	B-General_Concept
Composer	I-General_Concept
.	O
</s>
<s>
Nvu	B-General_Concept
,	O
KompoZer	B-General_Concept
,	O
and	O
BlueGriffon	B-General_Concept
are	O
separate	O
editor	O
projects	O
derived	O
from	O
Composer	O
;	O
the	O
first	O
two	O
have	O
been	O
discontinued	O
,	O
while	O
BlueGriffon	B-General_Concept
is	O
still	O
under	O
active	O
development	O
.	O
</s>
