<s>
Construct	O
is	O
an	O
HTML5-based	O
2D	O
video	O
game	O
engine	O
developed	O
by	O
Scirra	O
Ltd	O
.	O
</s>
<s>
It	O
is	O
aimed	O
primarily	O
at	O
non-programmers	O
,	O
allowing	O
quick	O
creation	O
of	O
games	O
through	O
visual	B-Language
programming	I-Language
.	O
</s>
<s>
First	O
released	O
as	O
a	O
GPL-licensed	B-License
DirectX	B-Application
9	I-Application
game	O
engine	O
for	O
Microsoft	B-Application
Windows	I-Application
with	O
Python	B-Language
programming	I-Language
on	O
October	O
27	O
,	O
2007	O
,	O
it	O
later	O
became	O
proprietary	B-Application
software	I-Application
with	O
Construct	B-Operating_System
2	I-Operating_System
,	O
as	O
well	O
as	O
switching	O
its	O
API	O
technology	O
from	O
DirectX	B-Application
to	O
NW.js	B-Language
and	O
HTML5	B-Application
,	O
as	O
well	O
as	O
removing	O
Python	B-Language
and	O
adding	O
JavaScript	B-Language
support	O
and	O
its	O
plugin	O
SDK	O
in	O
2012	O
,	O
and	O
eventually	O
switched	O
to	O
a	O
subscription-based	O
model	O
as	O
a	O
web	B-Application
app	I-Application
.	O
</s>
<s>
Event	O
logic	O
such	O
as	O
OR	O
and	O
AND	O
,	O
as	O
well	O
as	O
sub-events	O
(	O
representing	O
scope	B-Language
)	O
allow	O
for	O
sophisticated	O
systems	O
to	O
be	O
programmed	O
without	O
learning	O
a	O
comparatively	O
more	O
difficult	O
programming	O
language	O
.	O
</s>
<s>
Construct	O
3	O
supports	O
JavaScript	B-Language
as	O
an	O
optional	O
scripting	O
language	O
which	O
was	O
announced	O
in	O
May	O
2019	O
,	O
citing	O
the	O
need	O
to	O
satisfy	O
the	O
advanced	O
users	O
 '	O
needs	O
and	O
popularity	O
of	O
existing	O
workarounds	O
.	O
</s>
<s>
The	O
latest	O
version	O
of	O
Construct	O
supports	O
many	O
platforms	O
to	O
export	O
to	O
,	O
such	O
as	O
web	B-Application
applications	I-Application
and	O
playable	O
advertisements	O
,	O
to	O
dedicated	O
programs	O
and	O
mobile	B-Application
apps	I-Application
.	O
</s>
<s>
Construct	O
Classic	O
can	O
only	O
export	O
to	O
.exe	O
files	O
,	O
due	O
to	O
its	O
reliance	O
on	O
DirectX	B-Application
.	O
</s>
<s>
Construct	B-Operating_System
2	I-Operating_System
's	O
primary	O
export	O
platforms	O
are	O
HTML5	B-Application
based	O
.	O
</s>
<s>
It	O
claims	O
support	O
across	O
Google	B-Application
Chrome	I-Application
,	O
Firefox	B-Application
,	O
Internet	B-Application
Explorer	I-Application
9+	O
,	O
Safari	B-Application
6+	O
and	O
Opera	B-Application
15+	O
on	O
desktop	O
browsers	O
,	O
and	O
support	O
for	O
Safari	B-Application
in	O
iOS	B-Application
6+	O
,	O
Chrome	B-Application
and	O
Firefox	B-Application
for	O
Android	B-Application
,	O
Windows	B-Protocol
Phone	I-Protocol
8+	O
,	O
BlackBerry	B-Operating_System
10+	O
and	O
Tizen	B-Application
.	O
</s>
<s>
Additionally	O
,	O
Construct	B-Operating_System
2	I-Operating_System
can	O
export	O
to	O
several	O
online	O
marketplaces	O
and	O
platforms	O
,	O
including	O
Facebook	B-Application
,	O
the	O
Chrome	B-Application
Web	I-Application
Store	I-Application
,	O
the	O
Firefox	B-Application
Marketplace	O
,	O
the	O
Amazon	O
Appstore	O
,	O
Construct	O
Arcade	O
(	O
their	O
own	O
platform	O
to	O
host	O
games	O
made	O
in	O
Construct	O
)	O
and	O
Kongregate	O
.	O
</s>
<s>
Construct	O
has	O
the	O
ability	O
to	O
export	O
to	O
several	O
platforms	O
that	O
provide	O
offline	O
and	O
native	O
application	O
behavior	O
:	O
Windows	B-Application
,	O
MacOS	B-Application
and	O
both	O
32-bit	O
and	O
64-bit	O
Linux	B-Application
are	O
supported	O
by	O
exporting	O
to	O
NW.js	B-Language
.	O
</s>
<s>
Doing	O
this	O
will	O
allow	O
the	O
user	O
to	O
incorporate	O
several	O
features	O
that	O
HTML5	B-Application
applications	O
do	O
not	O
normally	O
support	O
,	O
such	O
as	O
file	O
I/O	O
.	O
</s>
<s>
On	O
October	O
23	O
,	O
2012	O
,	O
Scirra	O
announced	O
full	O
support	O
for	O
exporting	O
to	O
Windows	B-Application
8	I-Application
Metro	O
applications	O
,	O
including	O
the	O
incorporation	O
of	O
in-app	O
purchases	O
,	O
'	O
snap	O
 '	O
view	O
states	O
,	O
roaming	O
data	O
,	O
sharing	O
,	O
live	O
tiles	O
,	O
touch	O
input	O
and	O
accelerometer	O
and	O
inclinometer	O
input	O
.	O
</s>
<s>
Support	O
for	O
exporting	O
to	O
Windows	B-Operating_System
10	I-Operating_System
Universal	O
apps	O
was	O
added	O
on	O
August	O
26	O
,	O
2015	O
.	O
</s>
<s>
Construct	O
handles	O
native	O
mobile	O
support	O
for	O
iOS	B-Application
and	O
Android	B-Application
by	O
using	O
Cordova	B-Protocol
.	O
</s>
<s>
On	O
January	O
20	O
,	O
2014	O
,	O
Scirra	O
announced	O
that	O
Construct	B-Operating_System
2	I-Operating_System
would	O
be	O
receiving	O
support	O
for	O
Nintendo	O
's	O
Wii	B-Device
U	I-Device
system	O
.	O
</s>
<s>
On	O
April	O
13	O
,	O
2016	O
,	O
Scirra	O
announced	O
that	O
Construct	B-Operating_System
2	I-Operating_System
's	O
UWP	B-Device
support	O
will	O
allow	O
publishing	O
games	O
to	O
the	B-Device
Xbox	I-Device
One	I-Device
.	O
</s>
<s>
Construct	O
3	O
currently	O
supports	O
web	O
embeds	O
through	O
HTML5	B-Application
,	O
uploading	O
to	O
Facebook	B-Application
Instant	O
Games	O
,	O
Construct	O
Arcade	O
,	O
as	O
well	O
as	O
being	O
formatted	O
to	O
interactive	O
advertisements	O
.	O
</s>
<s>
Construct	O
3	O
also	O
supports	O
exporting	O
to	O
Windows	B-Application
,	O
MacOS	B-Application
and	O
Linux	B-Application
through	O
NW.js	B-Language
,	O
Android	B-Application
and	O
iOS	B-Application
through	O
Cordova	B-Protocol
,	O
and	O
Windows	B-Application
Store	O
through	O
UWP	B-Device
.	O
</s>
<s>
Construct	O
3	O
's	O
UWP	B-Device
support	O
also	O
allows	O
exporting	O
to	O
Xbox	B-Device
One	I-Device
,	O
and	O
Xbox	B-Device
Series	I-Device
X	I-Device
and	I-Device
S	I-Device
through	O
backwards	B-General_Concept
compatibility	I-General_Concept
.	O
</s>
<s>
Unlike	O
its	O
successors	O
,	O
it	O
is	O
a	O
free	B-License
and	I-License
open	I-License
source	I-License
game	O
engine	O
using	O
DirectX	B-Application
.	O
</s>
<s>
This	O
version	O
largely	O
defined	O
the	O
software	O
's	O
visual	B-Language
programming	I-Language
language	I-Language
and	O
separately	O
supported	O
Python	B-Language
scripting	O
.	O
</s>
<s>
Construct	O
Classic	O
was	O
discontinued	O
on	O
April	O
20	O
,	O
2013	O
,	O
to	O
allow	O
the	O
development	O
team	O
to	O
focus	O
more	O
on	O
Construct	B-Operating_System
2	I-Operating_System
.	O
</s>
<s>
Construct	B-Operating_System
2	I-Operating_System
is	O
the	O
second	O
major	O
release	O
of	O
the	O
Construct	O
engine	O
.	O
</s>
<s>
Major	O
changes	O
include	O
DirectX	B-Application
being	O
replaced	O
with	O
NW.js	B-Language
,	O
allowing	O
projects	O
to	O
be	O
exported	O
to	O
platforms	O
other	O
than	O
Microsoft	B-Application
Windows	I-Application
,	O
including	O
HTML5	B-Application
,	O
Mac	B-Application
OS	I-Application
and	O
Linux	B-Application
.	O
</s>
<s>
The	O
licensing	O
system	O
also	O
moved	O
from	O
GPLv2	B-License
to	O
a	O
proprietary	B-Application
license	I-Application
with	O
a	O
free	O
version	O
available	O
for	O
download	O
.	O
</s>
<s>
Construct	B-Operating_System
2	I-Operating_System
entered	O
public	O
beta	O
on	O
February	O
4	O
,	O
2011	O
,	O
and	O
was	O
launched	O
on	O
August	O
22	O
,	O
2011	O
.	O
</s>
<s>
During	O
2012	O
,	O
Python	B-Language
scripting	O
was	O
retired	O
,	O
citing	O
complications	O
with	O
running	O
Python	B-Language
in	O
browsers	O
and	O
general	O
complexity	O
of	O
maintaining	O
a	O
compatible	O
scripting	O
system	O
.	O
</s>
<s>
A	O
JavaScript	B-Language
SDK	O
for	O
plugins	O
was	O
introduced	O
as	O
a	O
replacement	O
.	O
</s>
<s>
As	O
of	O
May	O
2019	O
,	O
Construct	B-Operating_System
2	I-Operating_System
continues	O
to	O
be	O
maintained	O
and	O
improved	O
alongside	O
Construct	O
3	O
development	O
.	O
</s>
<s>
On	O
October	O
18	O
,	O
2012	O
,	O
Construct	B-Operating_System
2	I-Operating_System
was	O
submitted	O
to	O
Steam	O
Greenlight	O
.	O
</s>
<s>
Construct	B-Operating_System
2	I-Operating_System
was	O
in	O
the	O
first	O
batch	O
of	O
software	O
titles	O
to	O
be	O
greenlit	O
on	O
November	O
30	O
,	O
2012	O
.	O
</s>
<s>
On	O
January	O
26	O
,	O
2013	O
,	O
Construct	B-Operating_System
2	I-Operating_System
was	O
the	O
second	O
software	O
title	O
from	O
Steam	O
Greenlight	O
to	O
be	O
launched	O
on	O
Steam	O
.	O
</s>
<s>
On	O
January	O
17	O
,	O
2019	O
,	O
it	O
was	O
announced	O
that	O
the	O
Steam	O
version	O
will	O
be	O
delisted	O
from	O
the	O
store	O
on	O
January	O
31	O
,	O
2019	O
,	O
due	O
to	O
the	O
phasing	O
out	O
of	O
Construct	B-Operating_System
2	I-Operating_System
.	O
</s>
<s>
On	O
February	O
20	O
,	O
2020	O
,	O
Scirra	O
announced	O
plans	O
to	O
discontinue	O
Construct	B-Operating_System
2	I-Operating_System
,	O
with	O
sales	O
of	O
new	O
licenses	O
retired	O
on	O
July	O
1	O
,	O
2020	O
.	O
</s>
<s>
Announced	O
on	O
January	O
27	O
,	O
2015	O
,	O
new	O
features	O
include	O
Mac	O
and	O
Linux	B-Application
support	O
,	O
multi-language	O
support	O
and	O
third-party	O
expansion	O
of	O
the	O
editor	O
with	O
an	O
official	O
plugin	O
SDK	O
for	O
the	O
editor	O
.	O
</s>
<s>
On	O
May	O
23	O
,	O
2019	O
,	O
JavaScript	B-Language
coding	O
was	O
announced	O
as	O
a	O
separate	O
add-on	O
,	O
but	O
was	O
free	O
for	O
all	O
users	O
who	O
had	O
a	O
paying	O
license	O
before	O
September	O
2	O
,	O
2019	O
.	O
</s>
<s>
Construct	O
Arcade	O
(	O
formerly	O
known	O
as	O
Scirra	O
Arcade	O
)	O
is	O
a	O
game	O
portal	O
for	O
projects	O
created	O
in	O
Construct	B-Operating_System
2	I-Operating_System
or	O
3	O
.	O
</s>
<s>
It	O
was	O
launched	O
on	O
November	O
23	O
,	O
2011	O
,	O
along	O
with	O
update	O
r69	O
of	O
Construct	B-Operating_System
2	I-Operating_System
.	O
</s>
