<s>
MLVWM	B-Device
or	O
Macintosh-Like	B-Device
Virtual	I-Device
Window	I-Device
Manager	I-Device
,	O
is	O
an	O
FVWM	B-Device
descendant	O
created	O
by	O
Takashi	O
Hasegawa	O
in	O
1997	O
while	O
studying	O
at	O
Nagoya	O
University	O
and	O
was	O
written	O
entirely	O
in	O
the	O
C	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
As	O
its	O
name	O
implies	O
,	O
it	O
attempts	O
to	O
emulate	O
the	O
pre-Mac	O
OS	O
X	O
Macintosh	B-Application
look	O
and	O
feel	O
in	O
its	O
layout	O
and	O
window	O
design	O
.	O
</s>
<s>
Although	O
no	O
longer	O
under	O
active	O
development	O
,	O
MLVWM	B-Device
has	O
spawned	O
a	O
derivative	O
known	O
as	O
HaZe	B-Device
,	O
a	O
Black-and-White	O
(	O
or	O
Monochrome	O
)	O
window	B-Application
manager	I-Application
.	O
</s>
<s>
MLVWM	B-Device
is	O
now	O
distributed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
