<s>
Sakura	B-Application
HyperMedia	I-Application
Desktop	I-Application
is	O
an	O
open	B-License
source	I-License
desktop	O
environment	O
and	O
knowledge	B-Device
navigator	I-Device
for	O
Unix	B-Application
.	O
</s>
<s>
It	O
is	O
written	O
in	O
scripting	B-Language
languages	I-Language
such	O
as	O
Python	B-Language
and	O
Tcl	B-Operating_System
,	O
and	O
therefore	O
runs	O
on	O
a	O
variety	O
of	O
platforms	O
.	O
</s>
<s>
The	O
Sakura	B-Application
HyperMedia	I-Application
Desktop	I-Application
Project	O
lists	O
the	O
main	O
features	O
as	O
follows	O
:	O
</s>
<s>
Aoi	O
-	O
the	O
graphical	O
shell	B-Operating_System
(	O
an	O
application	O
that	O
serves	O
as	O
a	O
main	O
user	B-Application
interface	I-Application
to	O
the	O
suite	O
,	O
acts	O
as	O
the	O
root	O
window	O
,	O
and	O
contains	O
general	O
purpose	O
menus	O
.	O
)	O
</s>
<s>
LibSakura	O
-	O
the	O
core	O
software	O
library	O
necessary	O
for	O
almost	O
all	O
programs	O
in	O
the	O
Sakura	B-Application
HyperMedia	I-Application
Desktop	I-Application
Project	O
,	O
containing	O
the	O
following	O
sub-libraries	O
:	O
</s>
<s>
Cognus	O
-	O
the	O
remote	O
network	O
execution	O
library	O
(	O
a	O
Cognus	O
server	B-Application
will	O
run	O
a	O
Tcl	B-Operating_System
program	O
sends	O
instructions	O
to	O
the	O
client	O
over	O
a	O
socket	B-Protocol
,	O
which	O
the	O
client	O
executes	O
.	O
</s>
<s>
Sys	O
-	O
a	O
package	O
of	O
command	B-Application
line	I-Application
interface	I-Application
applications	O
,	O
such	O
as	O
a	O
program	O
to	O
look	O
up	O
definitions	O
to	O
words	O
and	O
a	O
reminder	O
utility	O
.	O
</s>
<s>
Pak	O
-	O
a	O
library	O
written	O
in	O
Python	B-Language
used	O
for	O
embedding	O
hyperlinks	O
into	O
different	O
types	O
of	O
digital	O
media	O
,	O
such	O
as	O
video	O
,	O
audio	O
,	O
and	O
text	O
.	O
</s>
<s>
Papyrus	O
-	O
a	O
rudimentary	O
graphical	O
text	O
editor	O
that	O
can	O
output	O
in	O
its	O
own	O
format	O
(	O
UTF-8	O
with	O
text	O
formatting	O
from	O
the	O
Tcl	B-Operating_System
text	O
widget	O
)	O
,	O
and	O
thus	O
be	O
used	O
as	O
a	O
simple	O
word	B-General_Concept
processor	I-General_Concept
.	O
</s>
<s>
A	O
user	B-Application
interface	I-Application
for	O
viewing	O
the	O
links	O
between	O
data	O
,	O
and	O
for	O
modifying	O
said	O
links	O
and	O
data	O
.	O
</s>
<s>
Uses	O
a	O
knowledge	O
map	O
as	O
an	O
interface	O
,	O
and	O
implements	O
search	O
and	O
link	O
categorization	O
using	O
an	O
algorithm	O
similar	O
to	O
Google	B-Application
's	I-Application
PageRank	B-Algorithm
algorithm	I-Algorithm
.	O
</s>
