<s>
Rocks'n'Diamonds	B-Language
is	O
a	O
puzzle	O
video	O
game	O
with	O
elements	O
of	O
Boulder	O
Dash	O
,	O
Supaplex	B-Application
,	O
Emerald	B-Application
Mine	I-Application
,	O
Solomon	B-Application
's	I-Application
Key	I-Application
,	O
and	O
Sokoban	B-Device
clone	O
.	O
</s>
<s>
It	O
is	O
free	B-Application
software	I-Application
under	O
the	O
GNU	B-License
GPL-2.0-only	I-License
license	B-License
created	O
by	O
Artsoft	O
Entertainment	O
and	O
designed	O
by	O
Holger	O
Schemel	O
.	O
</s>
<s>
Rocks'n'Diamonds	B-Language
features	O
gameplay	O
elements	O
from	O
all	O
the	O
games	O
mentioned	O
above	O
,	O
usually	O
in	O
the	O
form	O
of	O
sub-games	O
,	O
although	O
levels	O
can	O
feature	O
combinations	O
of	O
elements	O
from	O
any	O
of	O
the	O
games	O
mentioned	O
above	O
,	O
as	O
well	O
as	O
new	O
ones	O
.	O
</s>
<s>
There	O
are	O
currently	O
more	O
than	O
50,000	O
levels	O
available	O
on	O
Rocks'n'Diamonds-related	O
pages	O
.	O
</s>
<s>
Rocks'n'Diamonds	B-Language
can	O
also	O
read	O
native	O
levels	O
from	O
the	O
games	O
Emerald	B-Application
Mine	I-Application
,	O
Supaplex	B-Application
and	O
Diamond	O
Caves	O
II	O
.	O
</s>
<s>
Rocks	B-Language
and	I-Language
diamonds	I-Language
can	O
rest	O
on	O
dirt	O
,	O
walls	O
(	O
only	O
indestructible	O
and	O
slippery/magic	O
walls	O
)	O
,	O
or	O
other	O
rocks	O
and	O
gems	O
,	O
but	O
once	O
these	O
are	O
removed	O
(	O
or	O
the	O
space	O
next	O
to	O
them	O
)	O
,	O
they	O
will	O
fall	O
down	O
.	O
</s>
<s>
The	O
Supaplex	B-Application
and	O
Emerald	B-Application
Mine	I-Application
games	O
can	O
be	O
considered	O
clones	O
of	O
Boulder	O
Dash	O
themselves	O
,	O
although	O
they	O
have	O
added	O
elements	O
,	O
including	O
explosives	O
,	O
acid	O
,	O
locked	O
doors	O
with	O
matched	O
keys	O
,	O
and	O
more	O
.	O
</s>
<s>
Rocks'n'Diamonds	B-Language
provides	O
a	O
download	O
of	O
approximately	O
50000	O
Emerald	B-Application
Mine	I-Application
levels	O
,	O
however	O
,	O
it	O
can	O
only	O
play	O
a	O
very	O
limited	O
amount	O
of	O
them	O
under	O
its	O
primary	O
engine	O
;	O
because	O
of	O
this	O
,	O
it	O
utilizes	O
an	O
older	O
version	O
of	O
Emerald	B-Application
Mine	I-Application
for	O
X11	O
to	O
play	O
those	O
levels	O
.	O
</s>
<s>
The	O
Sokoban	B-Device
game	O
is	O
a	O
puzzle	O
,	O
and	O
can	O
be	O
considered	O
to	O
be	O
viewed	O
from	O
above	O
,	O
as	O
its	O
elements	O
are	O
not	O
affected	O
by	O
gravity	O
.	O
</s>
<s>
The	O
game	O
also	O
supports	O
custom	O
graphics	O
,	O
as	O
well	O
as	O
whole	O
new	O
level	O
elements	O
which	O
can	O
be	O
created	O
without	O
any	O
programming	B-General_Concept
knowledge	O
.	O
</s>
<s>
With	O
its	O
release	O
in	O
1995	B-Application
,	O
it	O
is	O
one	O
of	O
the	O
earliest	O
games	O
available	O
for	O
Linux	B-Application
,	O
and	O
it	O
also	O
runs	O
on	O
MS-DOS	B-Application
,	O
Microsoft	B-Application
Windows	I-Application
,	O
Unix	B-Application
,	O
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
The	O
MS-DOS	B-Application
version	O
is	O
based	O
on	O
code	O
by	O
Guido	O
Schulz	O
.	O
</s>
<s>
The	O
native	O
Emerald	B-Application
Mine	I-Application
game	O
engine	O
is	O
based	O
on	O
an	O
older	O
version	O
of	O
by	O
David	O
Tritscher	O
,	O
which	O
is	O
used	O
to	O
read	O
and	O
play	O
all	O
native	O
Emerald	B-Application
Mine	I-Application
levels	O
.	O
</s>
<s>
Since	O
2014	O
the	O
source	O
code	O
is	O
available	O
via	O
a	O
Git	B-Application
repository	O
.	O
</s>
<s>
The	O
game	O
was	O
later	O
ported	O
to	O
various	O
platforms	O
,	O
for	O
instance	O
in	O
2014	O
to	O
the	O
OpenPandora	B-Device
handheld	B-Application
.	O
</s>
<s>
The	O
game	O
has	O
been	O
praised	O
and	O
noted	O
by	O
Free	B-Application
Software	I-Application
Magazine	I-Application
and	O
Linux	B-Application
Magazine	O
.	O
</s>
