<s>
Advanced	B-Application
Visualization	I-Application
Studio	I-Application
(	O
AVS	O
)	O
,	O
is	O
a	O
music	B-Application
visualization	I-Application
plugin	B-Application
for	O
Winamp	B-Application
.	O
</s>
<s>
It	O
was	O
designed	O
by	O
Winamp	B-Application
creator	O
,	O
Justin	O
Frankel	O
and	O
was	O
first	O
shipped	O
in	O
version	O
2.0a4	O
with	O
Winamp	B-Application
2.61	O
.	O
</s>
<s>
AVS	O
was	O
made	O
open	B-Application
source	I-Application
software	I-Application
in	O
May	O
2005	O
,	O
released	O
under	O
a	O
BSD-style	B-Operating_System
license	I-Operating_System
.	O
</s>
<s>
AVS	O
is	O
currently	O
at	O
version	O
2.83	O
and	O
is	O
included	O
with	O
Winamp	B-Application
,	O
though	O
the	O
distributed	O
version	O
has	O
later	O
been	O
reverted	O
due	O
to	O
compatibility	O
issues	O
.	O
</s>
<s>
Winamp	B-Application
currently	O
ships	O
with	O
version	O
2.82	O
for	O
Windows	B-Application
Vista	I-Application
(	O
and	O
later	O
)	O
and	O
2.81d	O
for	O
older	O
Windows	B-Application
versions	O
.	O
</s>
<s>
The	O
AVS	O
plugin-in	O
can	O
be	O
extended	O
itself	O
with	O
AVS	B-Application
Plugin	I-Application
Effects	I-Application
(	O
APE	O
)	O
.	O
</s>
<s>
On	O
May	O
18	O
,	O
2005	O
,	O
it	O
was	O
announced	O
that	O
AVS	O
would	O
now	O
be	O
open	B-Application
source	I-Application
software	I-Application
,	O
released	O
under	O
a	O
BSD-style	B-Operating_System
license	I-Operating_System
.	O
</s>
<s>
Long	O
after	O
having	O
left	O
the	O
company	O
,	O
Nullsoft	O
founder	O
Justin	O
Frankel	O
released	O
a	O
fork	O
in	O
August	O
2010	O
of	O
the	O
plug-in	B-Application
,	O
titled	O
"	O
Cockos	O
Happy	O
AVS	O
"	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
Winamp	B-Application
version	O
5.66	O
on	O
November	O
20	O
,	O
2013	O
,	O
AOL	O
announced	O
that	O
Winamp.com	B-Application
would	O
shut	O
down	O
on	O
December	O
20	O
,	O
2013	O
,	O
and	O
Winamp	B-Application
and	O
its	O
components	O
would	O
cease	O
to	O
be	O
offered	O
for	O
download	O
after	O
that	O
date	O
.	O
</s>
<s>
Despite	O
AOL	O
's	O
announcement	O
,	O
the	O
Winamp	B-Application
site	O
was	O
not	O
shut	O
down	O
as	O
planned	O
,	O
and	O
on	O
January	O
14	O
,	O
2014	O
,	O
AOL	O
sold	O
Nullsoft	O
to	O
Belgian	O
online	O
radio	O
aggregator	O
Radionomy	O
;	O
no	O
financial	O
details	O
were	O
publicly	O
announced	O
.	O
</s>
<s>
In	O
fear	O
of	O
a	O
shutdown	O
,	O
a	O
mirror	O
of	O
the	O
Winamp-hosted	O
AVS	O
forums	O
has	O
been	O
published	O
on	O
GitHub	O
.	O
</s>
<s>
User-generated	O
presets	O
may	O
be	O
featured	O
on	O
websites	O
such	O
as	O
Winamp.com,	O
DeviantArt	O
or	O
customize.org	O
.	O
</s>
