<s>
Alien	B-Language
is	O
a	O
computer	B-Application
program	I-Application
that	O
converts	O
between	O
different	O
Linux	B-Application
package	I-Application
formats	I-Application
,	O
created	O
by	O
Joey	O
Hess	O
and	O
presently	O
maintained	O
by	O
Kyle	O
Barry	O
.	O
</s>
<s>
Alien	B-Language
supports	O
conversion	O
between	O
Linux	B-Application
Standard	I-Application
Base	I-Application
(	O
LSB	B-Application
)	O
,	O
LSB-compliant	O
.rpm	B-Application
packages	O
,	O
.deb	O
,	O
Stampede	O
(	O
)	O
,	O
Solaris	B-Application
(	O
)	O
and	O
Slackware	B-Application
(	O
.tgz	B-Application
,	O
.txz	O
,	O
,	O
)	O
packages	O
.	O
</s>
<s>
The	O
latter	O
feature	O
should	O
be	O
used	O
with	O
caution	O
since	O
Linux	B-Application
distributions	I-Application
may	O
vary	O
significantly	O
from	O
one	O
another	O
,	O
and	O
using	O
install	O
scripts	O
automatically	O
converted	O
from	O
an	O
Alien	B-Language
format	O
may	O
break	O
the	O
system	O
.	O
</s>
<s>
A	O
sample	O
usage	O
of	O
Alien	B-Language
:	O
</s>
<s>
This	O
will	O
convert	O
to	O
with	O
the	O
,	O
,	O
and	O
scripts	O
from	O
the	O
Debian	O
package	O
(	O
deb	O
)	O
into	O
the	O
RPM	B-Application
package	I-Application
.	O
</s>
<s>
Terminal	O
commands	O
for	O
Alien	B-Language
:	O
</s>
<s>
CheckInstall	B-Device
,	O
for	O
the	O
source	O
tarball	B-Application
(	O
i.e.	O
</s>
<s>
Gentoo	B-Application
)	O
to	O
.deb	O
(	O
Debian	O
)	O
.	O
</s>
