<s>
Akonadi	B-Language
is	O
a	O
storage	O
service	O
for	O
personal	B-Application
information	I-Application
management	I-Application
(	O
PIM	O
)	O
data	O
and	O
metadata	O
named	O
after	O
the	O
oracle	O
goddess	O
of	O
justice	O
in	O
Ghana	O
.	O
</s>
<s>
It	O
is	O
one	O
of	O
the	O
“	O
pillars	O
”	O
(	O
core	O
technologies	O
)	O
behind	O
the	O
KDE	B-Language
SC	I-Language
4	I-Language
project	O
,	O
although	O
it	O
is	O
designed	O
to	O
be	O
used	O
in	O
any	O
desktop	O
environment	O
.	O
</s>
<s>
Akonadi	B-Language
provides	O
unique	O
desktop-wide	O
object	O
identification	O
and	O
retrieval	O
.	O
</s>
<s>
In	O
KDE	B-Language
3	I-Language
each	O
PIM	O
application	O
had	O
different	O
data	O
storage	O
and	O
handling	O
methods	O
,	O
which	O
led	O
to	O
several	O
implementations	O
of	O
essentially	O
the	O
same	O
features	O
.	O
</s>
<s>
Besides	O
data	O
storage	O
,	O
Akonadi	B-Language
has	O
several	O
other	O
components	O
including	O
search	O
,	O
and	O
a	O
library	O
(	O
cache	O
)	O
for	O
easy	O
access	O
and	O
notification	O
of	O
data	O
changes	O
.	O
</s>
<s>
Akonadi	B-Language
communicates	O
with	O
servers	O
to	O
fetch	O
and	O
send	O
data	O
instead	O
of	O
applications	O
through	O
a	O
specialized	O
API	O
.	O
</s>
<s>
Data	O
can	O
then	O
be	O
retrieved	O
from	O
Akonadi	B-Language
by	O
a	O
model	O
designed	O
to	O
collect	O
specific	O
data	O
(	O
mail	O
,	O
calendar	O
,	O
contacts	O
,	O
etc	O
.	O
)	O
.	O
</s>
<s>
Akonadi	B-Language
also	O
supports	O
metadata	O
created	O
by	O
applications	O
.	O
</s>
<s>
Development	O
of	O
PIM	O
applications	O
is	O
made	O
much	O
easier	O
because	O
Akonadi	B-Language
takes	O
care	O
of	O
data	O
storage	O
and	O
retrieval	O
,	O
which	O
are	O
traditionally	O
the	O
difficult	O
parts	O
of	O
creating	O
a	O
PIM	O
application	O
.	O
</s>
<s>
The	O
Mailody	B-Language
developer	O
Tom	O
Albers	O
demonstrated	O
how	O
a	O
mail	O
reader	O
could	O
be	O
created	O
in	O
only	O
10	O
minutes	O
using	O
Akonadi	B-Language
.	O
</s>
