<s>
Clonk	B-Application
is	O
a	O
single	O
player	O
and	O
multiplayer	O
video	O
game	O
series	O
.	O
</s>
<s>
The	O
games	O
feature	O
a	O
mix	O
of	O
the	O
action	B-Application
,	O
real-time	O
strategy	O
and	O
platform	O
game	O
genres	O
.	O
</s>
<s>
Developed	O
between	O
1994	O
and	O
2014	O
by	O
RedWolf	O
Design	O
,	O
the	O
games	O
of	O
the	O
series	O
were	O
originally	O
released	O
as	O
shareware	B-License
and	O
became	O
freeware	B-License
and	O
later	O
open	B-Application
source	I-Application
software	I-Application
around	O
2008	O
and	O
2014	O
.	O
</s>
<s>
The	O
game	O
's	O
community	O
has	O
since	O
developed	O
the	O
series	O
under	O
the	O
name	O
OpenClonk	B-Language
.	O
</s>
<s>
The	O
series	O
was	O
compared	O
and	O
described	O
as	O
a	O
mixture	O
of	O
Worms	B-Application
,	O
The	B-Application
Settlers	I-Application
,	O
Tetris	B-Device
,	O
Lemmings	B-Application
and	O
Minecraft	B-Application
.	O
</s>
<s>
In	O
Clonk	B-Application
,	O
the	O
player	O
controls	O
small	O
,	O
humanoid	O
beings	O
-	O
the	O
so-called	O
Clonks	B-Application
-	O
within	O
a	O
two-dimensional	O
,	O
dynamically	O
modifiable	O
landscape	O
using	O
keyboard	B-Device
or	O
mouse	B-Device
.	O
</s>
<s>
Clonks	B-Application
interact	O
with	O
their	O
surrounding	O
landscape	O
,	O
animals	O
,	O
weather	O
,	O
buildings	O
and	O
objects	O
.	O
</s>
<s>
The	O
game	O
can	O
be	O
played	O
alone	O
or	O
in	O
multiplayer	O
in	O
split-screen	O
or	O
via	O
local	B-Architecture
network	I-Architecture
or	O
Internet	O
.	O
</s>
<s>
Four	O
different	O
keyboard	B-Device
settings	O
,	O
combined	O
with	O
the	O
option	O
of	O
using	O
a	O
mouse	B-Device
or	O
gamepad	B-Device
,	O
result	O
in	O
allowing	O
up	O
to	O
six	O
players	O
on	O
one	O
computer	O
.	O
</s>
<s>
The	O
expandability	O
of	O
the	O
games	O
is	O
a	O
core	O
gameplay	O
aspect	O
and	O
feature	O
of	O
the	O
Clonk	B-Application
series	O
.	O
</s>
<s>
An	O
elaborated	O
scenario	O
extension	O
is	O
Far	O
worlds	O
which	O
features	O
the	O
deep	O
sea	O
,	O
jungle	B-Device
and	O
Arctic	O
.	O
</s>
<s>
Since	O
the	O
release	O
of	O
Clonk	B-Application
Planet	I-Application
,	O
players	O
may	O
start	O
a	O
development	O
of	O
their	O
own	O
extension	O
by	O
using	O
the	O
integrated	O
developer	O
mode	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
add	O
new	O
objects	O
(	O
such	O
as	O
Clonks	B-Application
,	O
weapons	O
,	O
buildings	O
,	O
etc	O
.	O
</s>
<s>
The	O
Comprehensive	O
Clonk	B-Application
Archive	O
Network	O
(	O
CCAN	O
)	O
is	O
one	O
of	O
central	O
hubs	O
for	O
the	O
Clonk	B-Application
community	O
to	O
share	O
self-made	O
extensions	O
for	O
the	O
game	O
.	O
</s>
<s>
Extensions	O
for	O
older	O
(	O
freeware	B-License
)	O
versions	O
of	O
Clonk	B-Application
can	O
be	O
downloaded	O
there	O
.	O
</s>
<s>
Between	O
1994	O
and	O
1996	O
RedWolf	O
Design	O
,	O
with	O
the	O
German	O
lead	O
developer	O
Matthes	O
Bender	O
,	O
created	O
four	O
Clonk	B-Application
games	O
for	O
the	O
MS-DOS/PC	O
platform	O
.	O
</s>
<s>
The	O
games	O
of	O
the	O
series	O
were	O
released	O
and	O
commercialized	O
as	O
Shareware	B-License
.	O
</s>
<s>
In	O
1999	O
RedWolf	O
released	O
their	O
first	O
Windows	B-Application
Clonk	B-Application
game	O
,	O
Clonk	B-Application
4	O
(	O
in	O
retail	O
release	O
under	O
the	O
name	O
Clonk	B-Application
World	O
)	O
.	O
</s>
<s>
Starting	O
from	O
2001	O
,	O
RedWolf	O
Design	O
stopped	O
development	O
of	O
the	O
2D	O
engine	O
based	O
Clonk	B-Application
Planet	I-Application
and	O
started	O
developing	O
Clonk	B-Application
Extreme	O
with	O
the	O
Torque	B-Application
Game	I-Application
Engine	I-Application
.	O
</s>
<s>
"	O
Clonk	B-Application
Extreme	O
"	O
-	O
short	O
"	O
ClonkX	O
"	O
-	O
was	O
supposed	O
to	O
transform	O
the	O
game	O
principle	O
of	O
Clonk	B-Application
into	O
a	O
3D-game	O
.	O
</s>
<s>
On	O
the	O
development	O
end	O
of	O
Clonk	B-Application
Planet	I-Application
,	O
the	O
source	O
code	O
of	O
its	O
2D	O
engine	O
was	O
released	O
,	O
which	O
attracted	O
a	O
team	O
of	O
players	O
who	O
developed	O
Clonk	B-Application
Planet	I-Application
:	O
Golden	O
Wipf	O
Edition	O
-	O
short	O
GWE	O
.	O
</s>
<s>
In	O
2003	O
,	O
RedWolf	O
Design	O
revived	O
the	O
series	O
 '	O
2D	O
branch	O
by	O
collaborating	O
with	O
the	O
GWE	O
team	O
and	O
derived	O
the	O
next	O
official	O
Clonk	B-Application
title	O
called	O
Clonk	B-Application
Endeavour	I-Application
from	O
the	O
previous	O
GWE	O
4	O
.	O
</s>
<s>
Clonk	B-Application
Endeavour	I-Application
received	O
positive	O
attention	O
when	O
it	O
was	O
presented	O
on	O
the	O
Games	O
Convention	O
in	O
Leipzig	O
,	O
and	O
won	O
a	O
newcomer	O
contest	O
held	O
by	O
GIGA	O
TV	O
.	O
</s>
<s>
The	O
development	O
led	O
to	O
a	O
new	O
sequel	O
,	O
Clonk	B-Application
Rage	O
,	O
which	O
became	O
the	O
officially	O
current	O
version	O
on	O
May	O
5	O
,	O
2008	O
.	O
</s>
<s>
Its	O
predecessor	O
,	O
Clonk	B-Application
Endeavour	I-Application
,	O
was	O
released	O
as	O
freeware	B-License
a	O
couple	O
of	O
days	O
later	O
.	O
</s>
<s>
The	O
other	O
3D	O
development	O
branch	O
,	O
Clonk	B-Application
Extreme	O
,	O
progressed	O
slowly	O
,	O
and	O
in	O
2008	O
only	O
early	O
alpha	O
versions	O
,	O
some	O
screenshots	O
and	O
one	O
preview	O
video	O
of	O
the	O
game	O
were	O
available	O
.	O
</s>
<s>
Clonk	B-Application
Extreme	O
was	O
announced	O
with	O
a	O
release	O
date	O
in	O
2050	O
,	O
but	O
this	O
was	O
later	O
found	O
to	O
be	O
an	O
April	O
Fools	O
 '	O
Day	O
joke	O
.	O
</s>
<s>
However	O
,	O
in	O
2009	O
RedWolf	O
Design	O
's	O
leader	O
Matthes	O
Bender	O
announced	O
he	O
would	O
be	O
working	O
on	O
other	O
projects	O
,	O
and	O
the	O
Clonk	B-Application
Extreme	O
development	O
was	O
frozen	O
without	O
probable	O
continuing	O
development	O
.	O
</s>
<s>
Development	O
of	O
Clonk	B-Application
Rage	O
continued	O
until	O
May	O
2014	O
.	O
</s>
<s>
In	O
2014	O
the	O
forums	O
of	O
Clonk	B-Application
were	O
closed	O
,	O
and	O
on	O
end-of-support	O
of	O
all	O
available	O
Clonk	B-Application
versions	O
,	O
their	O
engine	O
source	O
and	O
game	O
content	O
have	O
been	O
released	O
under	O
open-source	B-Application
licenses	O
to	O
the	O
community	O
.	O
</s>
<s>
Specifically	O
,	O
Clonk	B-Application
1	O
to	O
3	O
Borland	B-Application
Turbo	I-Application
C++	I-Application
code	O
,	O
Clonk	B-Application
Planet	I-Application
v4.65	O
and	O
Clonk	B-Application
Endeavour	I-Application
v4.95.5	O
(	O
engines	O
only	O
)	O
VC6	O
code	O
and	O
Clonk	B-Application
Rages	O
current	O
development	O
prototype	O
were	O
released	O
under	O
the	O
Clonk	B-Application
Source	O
Code	O
License	O
(	O
ISC	B-License
License	I-License
)	O
.	O
</s>
<s>
The	O
content	O
of	O
all	O
the	O
games	O
in	O
the	O
series	O
was	O
released	O
under	O
the	O
CC	O
BY-NC	O
Creative	O
Commons	O
license	O
,	O
making	O
them	O
freely	O
shareable	O
and	O
downloadable	O
freeware	B-License
.	O
</s>
<s>
OpenClonk	B-Language
is	O
an	O
open	B-Application
source	I-Application
continuation	B-Application
based	O
on	O
Clonk	B-Application
Rage	O
by	O
a	O
community	O
of	O
Clonk	B-Application
enthusiasts	O
and	O
former	O
Clonk	B-Application
developers	O
.	O
</s>
<s>
OpenClonk	B-Language
is	O
licensed	O
under	O
the	O
ISC	B-License
license	I-License
with	O
the	O
content	O
under	O
CC	O
BY-SA	O
(	O
or	O
more	O
permissive	B-License
)	O
.	O
</s>
<s>
OpenClonk	B-Language
is	O
the	O
first	O
Clonk	B-Application
game	O
not	O
to	O
support	O
backwards	B-General_Concept
compatibility	I-General_Concept
for	O
previous	O
expansion	O
packs	O
.	O
</s>
<s>
Since	O
the	O
requirement	O
for	O
backwards	B-General_Concept
compatibility	I-General_Concept
has	O
been	O
dropped	O
,	O
many	O
new	O
features	O
have	O
been	O
implemented	O
into	O
OpenClonk	B-Language
.	O
</s>
<s>
Though	O
OpenClonk	B-Language
supports	O
3D	O
graphics	O
,	O
the	O
game	O
world	O
remains	O
a	O
2D	O
platformer	O
.	O
</s>
<s>
Development	O
happens	O
on	O
a	O
git	B-Application
repository	O
and	O
,	O
as	O
of	O
March	O
2017	O
,	O
is	O
active	O
with	O
regularly	O
releases	O
and	O
nightly	O
builds	O
.	O
</s>
<s>
In	O
2004	O
Clonk	B-Application
Endeavour	I-Application
attracted	O
some	O
attention	O
when	O
it	O
was	O
presented	O
on	O
the	O
Games	O
Convention	O
in	O
Leipzig	O
and	O
won	O
a	O
newcomer	O
contest	O
held	O
by	O
GIGA	O
TV	O
.	O
</s>
<s>
In	O
2007	O
German	O
computer	O
magazine	O
Computer	O
Bild	O
lists	O
Clonk	B-Application
Planet	I-Application
with	O
4/5	O
stars	O
.	O
</s>
<s>
German	O
gaming	O
website	O
gbase.de	O
reviewed	O
Clonk	B-Application
Rage	O
in	O
2009	O
and	O
gave	O
it	O
7.5/10	O
points	O
.	O
</s>
<s>
A	O
Russian	O
game	O
magazine	O
's	O
review	O
called	O
Clonk	B-Application
Planet	I-Application
"	O
a	O
plotless	O
masterpiece	O
"	O
comparable	O
with	O
Tetris	B-Device
and	O
Lemmings	B-Application
.	O
</s>
