<s>
YaST	B-Device
(	O
Yet	B-Device
another	I-Device
Setup	I-Device
Tool	I-Device
)	O
is	O
a	O
Linux	B-Application
operating	I-Application
system	I-Application
setup	O
and	O
configuration	B-General_Concept
tool	O
.	O
</s>
<s>
YaST	B-Device
is	O
featured	O
in	O
the	O
openSUSE	B-Operating_System
Linux	I-Operating_System
distribution	O
,	O
as	O
well	O
as	O
in	O
SUSE	O
's	O
derived	O
commercial	O
distributions	O
.	O
</s>
<s>
It	O
is	O
also	O
part	O
of	O
the	O
defunct	O
United	B-Application
Linux	I-Application
.	O
</s>
<s>
YaST	B-Device
features	O
tools	O
that	O
can	O
configure	O
many	O
aspects	O
of	O
the	O
system	O
.	O
</s>
<s>
YaST	B-Device
was	O
released	O
first	O
in	O
April	O
1995	O
.	O
</s>
<s>
The	O
first	O
SuSE	O
distribution	O
that	O
included	O
YaST	B-Device
was	O
released	O
in	O
May	O
1996	O
.	O
</s>
<s>
YaST	B-Device
was	O
re-written	O
in	O
1999	O
and	O
included	O
first	O
in	O
SuSE	O
Linux	B-Application
6.3	O
as	O
only	O
an	O
installer	O
.	O
</s>
<s>
YaST2	B-Device
was	O
added	O
to	O
the	O
desktop	O
in	O
SuSE	O
Linux	B-Application
6.4	O
and	O
co-existed	O
with	O
YaST1	O
until	O
YaST1	O
's	O
removal	O
in	O
SuSE	O
Linux	B-Application
8.0	O
.	O
</s>
<s>
YaST	B-Device
is	O
free	B-Application
software	I-Application
that	O
SUSE	O
has	O
made	O
available	O
under	O
the	O
GPL	B-License
in	O
2004	O
.	O
</s>
<s>
It	O
is	O
a	O
tool	O
for	O
administering	O
and	O
maintaining	O
a	O
SUSE	O
Linux	B-Application
installation	O
.	O
</s>
<s>
A	O
feature	O
of	O
YaST	B-Device
is	O
that	O
it	O
contains	O
both	O
Graphical	B-Application
user	I-Application
interface	I-Application
(	O
GUI	B-Application
)	O
and	O
Text-based	B-Application
user	I-Application
interface	I-Application
(	O
TUI	O
)	O
(	O
with	O
ncurses	B-Language
)	O
front	O
ends	O
.	O
</s>
<s>
This	O
is	O
especially	O
useful	O
for	O
non-GUI	O
installations	O
such	O
as	O
servers	O
,	O
for	O
system	O
administration	O
over	O
slow	O
Internet	O
connections	O
,	O
and	O
for	O
when	O
one	O
is	O
unable	O
to	O
boot	O
into	O
a	O
graphical	O
X	O
server	O
but	O
still	O
requires	O
an	O
advanced	O
user	O
interface	O
to	O
the	O
package	B-Application
manager	I-Application
(	O
for	O
example	O
,	O
a	O
novice	O
user	O
trying	O
to	O
downgrade	O
an	O
Xorg	B-Operating_System
package	O
to	O
fix	O
a	O
graphical	O
installation	O
)	O
.	O
</s>
<s>
YaST	B-Device
offers	O
package	B-Application
management	I-Application
functionality	O
through	O
the	O
ZYpp	O
project	O
.	O
</s>
<s>
The	O
first	O
ZYpp	O
enabled	O
package	B-Application
management	I-Application
YaST	B-Device
applications	O
had	O
performance	O
problems	O
and	O
long	O
start	O
up	O
times	O
,	O
but	O
was	O
improved	O
in	O
the	O
10.2	O
and	O
10.3	O
releases	O
.	O
</s>
<s>
Starting	O
with	O
openSUSE	O
11.0	O
alpha	O
3	O
,	O
ZYpp	O
was	O
integrated	O
with	O
the	O
SAT	O
solver	O
project	O
,	O
making	O
YaST	B-Device
and	O
Zypper	O
faster	O
than	O
other	O
rpm	B-Application
based	O
package	B-Application
managers	I-Application
.	O
</s>
<s>
YaST	B-Device
used	O
to	O
include	O
SaX	O
and	O
SaX2	B-Device
,	O
the	O
Suse	O
Advanced	O
X	O
configuration	B-General_Concept
.	O
</s>
<s>
SaX	O
was	O
re-written	O
as	O
SaX2	B-Device
in	O
SuSE	O
Linux	B-Application
6.4	O
.	O
</s>
<s>
SaX1	O
was	O
removed	O
in	O
SuSE	O
Linux	B-Application
8.1	O
and	O
SaX2	B-Device
was	O
removed	O
from	O
the	O
YaST	B-Device
Control	O
Center	O
in	O
openSUSE	O
11.2	O
.	O
</s>
<s>
SaX2	B-Device
was	O
removed	O
completely	O
in	O
openSUSE	O
11.3	O
.	O
</s>
<s>
The	O
GTK	B-Application
interface	O
was	O
removed	O
in	O
openSUSE	B-Operating_System
Leap	O
42.1	O
.	O
</s>
<s>
YaST	B-Device
often	O
receives	O
updates	O
and	O
improvements	O
in	O
Tumbleweed	B-Operating_System
and	O
between	O
versions	O
of	O
Leap	O
.	O
</s>
<s>
openSUSE	B-Operating_System
Leap	O
15.1	O
,	O
for	O
example	O
,	O
saw	O
improvements	O
to	O
the	O
YaST	B-Device
interface	O
for	O
managing	O
firewalls	O
including	O
the	O
addition	O
of	O
an	O
interface	O
in	O
the	O
command	O
line	O
version	O
of	O
YaST	B-Device
.	O
</s>
<s>
In	O
this	O
same	O
release	O
of	O
openSUSE	B-Operating_System
Leap	O
,	O
YaST	B-Device
now	O
has	O
an	O
updated	O
logo	O
and	O
improved	O
partition	O
management	O
module	O
.	O
</s>
<s>
YaST	B-Device
is	O
implemented	O
in	O
the	O
Ruby	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
AutoYaST	O
is	O
a	O
system	O
for	O
installing	O
one	O
or	O
more	O
openSUSE	B-Operating_System
systems	O
automatically	O
without	O
user	O
intervention	O
.	O
</s>
<s>
AutoYaST	O
installations	O
are	O
performed	O
using	O
a	O
control	O
file	O
with	O
installation	O
and	O
configuration	B-General_Concept
data	O
.	O
</s>
<s>
WebYaST	O
is	O
a	O
web	O
interface	O
for	O
YaST	B-Device
that	O
can	O
be	O
used	O
to	O
check	O
the	O
status	O
of	O
the	O
current	O
machine	O
.	O
</s>
<s>
It	O
can	O
check	O
on	O
the	O
installation	O
of	O
packages	B-Application
,	O
shutdown	B-Device
or	O
reboot	B-Device
the	O
system	O
,	O
change	O
some	O
system	O
settings	O
(	O
such	O
as	O
the	O
time	O
)	O
,	O
and	O
change	O
the	O
status	O
of	O
system	O
services	O
or	O
daemons	B-Operating_System
.	O
</s>
<s>
The	O
change	O
of	O
license	O
of	O
YaST	B-Device
from	O
a	O
previous	O
rather	O
restrictive	O
license	O
to	O
the	O
GPL	B-License
in	O
2004	O
made	O
it	O
possible	O
to	O
port	O
YaST	B-Device
to	O
other	O
Linux	B-Application
distributions	I-Application
.	O
</s>
<s>
As	O
a	O
consequence	O
of	O
this	O
,	O
the	O
project	O
YaST4Debian	O
was	O
launched	O
,	O
which	O
worked	O
on	O
a	O
port	O
of	O
YaST	B-Device
to	O
Debian	O
.	O
</s>
<s>
The	O
project	O
,	O
which	O
was	O
in	O
contact	O
with	O
the	O
YaST	B-Device
team	O
of	O
Novell/SuSE	O
,	O
reached	O
some	O
important	O
milestones	O
,	O
such	O
as	O
the	O
port	O
of	O
the	O
modules	O
yast2-ncurses	O
and	O
yast2-qt	O
.	O
</s>
