<s>
Scientific	B-Application
Linux	I-Application
(	O
SL	O
)	O
is	O
a	O
discontinued	O
Linux	B-Application
distribution	I-Application
produced	O
by	O
Fermilab	O
,	O
CERN	O
,	O
DESY	O
and	O
by	O
ETH	O
Zurich	O
.	O
</s>
<s>
It	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
operating	B-General_Concept
system	I-General_Concept
based	O
on	O
Red	O
Hat	O
Enterprise	O
Linux	B-Operating_System
.	O
</s>
<s>
This	O
product	O
is	O
derived	O
from	O
the	O
free	B-License
and	I-License
open-source	I-License
software	I-License
made	O
available	O
by	O
Red	O
Hat	O
,	O
but	O
is	O
not	O
produced	O
,	O
maintained	O
or	O
supported	O
by	O
them	O
.	O
</s>
<s>
In	O
April	O
2019	O
,	O
it	O
was	O
announced	O
that	O
feature	O
development	O
for	O
Scientific	B-Application
Linux	I-Application
would	O
be	O
discontinued	O
,	O
but	O
that	O
maintenance	O
will	O
continue	O
to	O
be	O
provided	O
for	O
the	O
6.x	O
and	O
7.x	O
releases	O
through	O
the	O
end	O
of	O
their	O
life	O
cycles	O
.	O
</s>
<s>
Fermilab	O
already	O
had	O
a	O
Linux	B-Application
distribution	I-Application
known	O
as	O
Fermi	O
Linux	B-Operating_System
,	O
a	O
long-term	O
support	O
release	O
based	O
on	O
Red	O
Hat	O
Enterprise	O
Linux	B-Operating_System
.	O
</s>
<s>
CERN	O
was	O
creating	O
their	O
next	O
version	O
of	O
CERN	O
Linux	B-Operating_System
,	O
also	O
based	O
on	O
RHEL	O
.	O
</s>
<s>
The	O
first	O
official	O
release	O
of	O
Scientific	B-Application
Linux	I-Application
was	O
version	O
3.0.1	O
,	O
released	O
on	O
May	O
10	O
,	O
2004	O
.	O
</s>
<s>
In	O
2015	O
,	O
CERN	O
began	O
migrating	O
away	O
from	O
Scientific	B-Application
Linux	I-Application
to	O
CentOS	O
.	O
</s>
<s>
Scientific	B-Application
Linux	I-Application
is	O
now	O
maintained	O
by	O
a	O
cooperative	O
of	O
science	O
labs	O
and	O
universities	O
.	O
</s>
<s>
The	O
primary	O
purpose	O
of	O
Scientific	B-Application
Linux	I-Application
is	O
to	O
produce	O
a	O
common	O
Linux	B-Application
distribution	I-Application
for	O
various	O
labs	O
and	O
universities	O
around	O
the	O
world	O
,	O
thus	O
reducing	O
duplicated	O
effort	O
.	O
</s>
<s>
The	O
main	O
goals	O
are	O
to	O
have	O
everything	O
compatible	O
with	O
Red	O
Hat	O
Enterprise	O
Linux	B-Operating_System
with	O
only	O
minor	O
additions	O
and	O
changes	O
,	O
and	O
to	O
allow	O
easy	O
customization	O
for	O
a	O
site	O
,	O
without	O
disturbing	O
the	O
Linux	B-Operating_System
base	O
.	O
</s>
<s>
Unlike	O
other	O
distributions	O
such	O
as	O
Poseidon	B-Operating_System
Linux	I-Operating_System
,	O
it	O
does	O
not	O
contain	O
a	O
large	O
collection	O
of	O
scientific	O
software	O
as	O
its	O
name	O
may	O
suggest	O
.	O
</s>
<s>
Scientific	B-Application
Linux	I-Application
is	O
derived	O
from	O
Red	O
Hat	O
Enterprise	O
Linux	B-Operating_System
without	O
protected	O
components	O
such	O
as	O
Red	O
Hat	O
trademarks	O
,	O
thus	O
making	O
it	O
freely	O
available	O
.	O
</s>
<s>
As	O
well	O
as	O
a	O
full	O
distribution	O
equal	O
to	O
two	O
DVDs	O
,	O
Scientific	B-Application
Linux	I-Application
is	O
also	O
available	O
in	O
LiveCD	O
and	O
LiveDVD	O
versions	O
.	O
</s>
<s>
Scientific	B-Application
Linux	I-Application
offers	O
wireless	B-General_Concept
and	O
Bluetooth	B-Protocol
out	O
of	O
the	O
box	O
,	O
and	O
it	O
comes	O
with	O
a	O
comprehensive	O
range	O
of	O
software	O
,	O
such	O
as	O
multimedia	O
codecs	O
,	O
Samba	B-Language
,	O
and	O
Compiz	B-Language
,	O
as	O
well	O
as	O
servers	O
and	O
clients	O
,	O
storage	O
clients	O
,	O
networking	O
,	O
and	O
system	O
administration	O
tools	O
.	O
</s>
<s>
Historical	O
releases	O
of	O
Scientific	B-Application
Linux	I-Application
are	O
the	O
following	O
.	O
</s>
