<s>
Poly	B-Application
was	O
a	O
website	O
created	O
by	O
Google	B-Application
for	O
users	O
to	O
browse	O
,	O
distribute	O
,	O
and	O
download	O
3D	O
objects	O
.	O
</s>
<s>
It	O
featured	O
a	O
free	O
library	O
containing	O
thousands	O
of	O
3D	O
objects	O
for	O
use	O
in	O
virtual	B-Application
reality	I-Application
and	O
augmented	B-General_Concept
reality	I-General_Concept
applications	O
.	O
</s>
<s>
On	O
December	O
2	O
,	O
2020	O
,	O
it	O
was	O
announced	O
that	O
Poly	B-Application
would	O
be	O
shutting	O
down	O
on	O
June	O
30	O
,	O
2021	O
,	O
with	O
the	O
ability	O
to	O
upload	O
3D	O
models	O
to	O
be	O
suspended	O
on	O
April	O
30	O
,	O
2021	O
.	O
</s>
<s>
Users	O
could	O
search	O
the	O
Poly	B-Application
model	O
library	O
by	O
specific	O
keywords	O
and	O
upload	O
or	O
download	O
models	O
in	O
the	O
OBJ	O
file	O
format	O
.	O
</s>
<s>
Most	O
models	O
could	O
be	O
"	O
remixed	O
"	O
using	O
Tilt	B-Application
Brush	I-Application
and	O
Google	B-Application
Blocks	O
application	O
integration	O
;	O
the	O
remixed	O
object	O
was	O
automatically	O
published	O
on	O
Poly	B-Application
with	O
credit	O
and	O
links	O
to	O
the	O
original	O
creator	O
.	O
</s>
<s>
3D	O
objects	O
could	O
be	O
viewed	O
using	O
Google	B-Device
Cardboard	I-Device
or	O
Daydream	B-Application
View	I-Application
.	O
</s>
<s>
On	O
November	O
30	O
,	O
2017	O
,	O
Google	B-Application
released	O
the	O
Poly	B-Application
API	B-General_Concept
.	O
</s>
<s>
The	O
API	B-General_Concept
also	O
allowed	O
uploading	O
3D	O
objects	O
directly	O
to	O
Poly	B-Application
with	O
the	O
Poly	B-Application
Upload	O
API	B-General_Concept
.	O
</s>
<s>
The	O
API	B-General_Concept
could	O
be	O
used	O
for	O
web	B-Application
,	O
Android	B-Application
,	O
and	O
iOS	B-Application
apps	O
,	O
while	O
the	O
Poly	B-Application
Toolkit	O
was	O
required	O
for	O
Unity	B-Application
and	O
Unreal	B-Operating_System
developers	O
.	O
</s>
