<s>
Kajona	B-Application
is	O
a	O
PHP	B-Application
based	O
content	B-Protocol
management	I-Protocol
framework	O
,	O
released	O
and	O
developed	O
as	O
an	O
open	O
source	O
project	O
using	O
the	O
GNU	B-Application
Lesser	I-Application
General	I-Application
Public	I-Application
License	I-Application
.	O
</s>
<s>
The	O
system	O
requires	O
a	O
relational	O
database	O
system	O
such	O
as	O
MySQL	B-Application
,	O
PostgreSQL	B-Application
or	O
SQLite	B-Language
.	O
</s>
<s>
Due	O
to	O
the	O
abstraction	O
of	O
the	O
database	O
provided	O
by	O
Kajona	B-Application
's	O
database-layer	O
,	O
nearly	O
all	O
relational	O
database	O
systems	O
can	O
be	O
connected	O
.	O
</s>
<s>
Kajona	B-Application
uses	O
UTF-8	O
to	O
store	O
its	O
content	O
,	O
resulting	O
in	O
a	O
system	O
suitable	O
for	O
international	O
websites	O
.	O
</s>
<s>
Since	O
the	O
system	O
is	O
written	O
as	O
a	O
framework	O
,	O
external	O
developers	O
are	O
able	O
to	O
enrich	O
the	O
system	O
with	O
new	O
functionalities	O
using	O
one	O
of	O
the	O
many	O
hooks	O
/	O
plugin	O
concepts	O
Kajona	B-Application
provides	O
.	O
</s>
<s>
Kajona	B-Application
ships	O
with	O
a	O
set	O
of	O
modules	O
and	O
page-elements	O
by	O
default	O
,	O
including	O
a	O
comprehensive	O
page-management	O
(	O
including	O
a	O
WYSIWYG	B-Application
editor	I-Application
for	O
in-site-editing	O
)	O
,	O
navigation	O
management	O
,	O
a	O
search-module	O
and	O
image-elements	O
including	O
the	O
support	O
of	O
on-the-fly	O
image	O
manipulations	O
such	O
as	O
resizing	O
or	O
cropping	O
images	O
.	O
</s>
<s>
A	O
review	O
of	O
the	O
functions	O
and	O
the	O
system	O
was	O
also	O
published	O
on	O
the	O
(	O
German	O
)	O
content	B-Protocol
manager	I-Protocol
portal	O
contentmanager.de	O
.	O
</s>
<s>
Compared	O
to	O
other	O
CMS	O
,	O
Kajona	B-Application
is	O
based	O
on	O
a	O
page-centric	O
approach	O
.	O
</s>
<s>
Kajona	B-Application
is	O
separated	O
in	O
several	O
layers	O
,	O
providing	O
a	O
separation	O
of	O
concerns	O
.	O
</s>
<s>
By	O
default	O
,	O
the	O
system	O
ships	O
with	O
drivers	O
for	O
MySQL	B-Application
,	O
MariaDB	B-Application
,	O
MySQL	B-Application
,	O
MySQLi	B-Language
,	O
PostgreSQL	B-Application
,	O
Oracle	B-General_Concept
and	O
SQLite	B-Language
(	O
as	O
on	O
01/13	O
)	O
.	O
</s>
<s>
The	O
layer	O
provides	O
the	O
logic	O
to	O
handle	O
those	O
objects	O
including	O
CRUD	B-General_Concept
operations	O
.	O
</s>
<s>
Kajona	B-Application
uses	O
a	O
template	B-Application
engine	I-Application
in	O
order	O
to	O
render	O
the	O
layout	O
.	O
</s>
<s>
In	O
2004	O
Kajona	B-Application
was	O
built	O
in	O
its	O
initial	O
version	O
reflecting	O
a	O
shared	O
list	O
of	O
scripts	O
often	O
used	O
by	O
a	O
few	O
web	O
developers	O
.	O
</s>
<s>
As	O
of	O
now	O
(	O
Jan	O
2011	O
)	O
,	O
Kajona	B-Application
has	O
grown	O
to	O
a	O
comprehensive	O
,	O
flexible	O
and	O
robust	O
framework	O
providing	O
a	O
large	O
number	O
of	O
predefined	O
modules	O
and	O
elements	O
for	O
a	O
wide	O
range	O
of	O
capabilities	O
.	O
</s>
<s>
Development	O
on	O
Kajona	B-Application
stopped	O
on	O
7	O
October	O
2019	O
.	O
</s>
<s>
There	O
are	O
a	O
few	O
forks	O
of	O
Kajona	B-Application
such	O
as	O
Sycon	O
being	O
developed	O
non-public	O
.	O
</s>
<s>
In	O
addition	O
,	O
the	O
Linux	O
distribution	O
Kajonix	O
provides	O
a	O
live-cd	O
containing	O
the	O
latest	O
Kajona	B-Application
release	O
.	O
</s>
