<s>
The	O
Comprehensive	B-Application
Knowledge	I-Application
Archive	I-Application
Network	I-Application
(	O
CKAN	B-Application
)	O
is	O
an	O
open-source	B-Application
open	O
data	O
portal	O
for	O
the	O
storage	O
and	O
distribution	O
of	O
open	O
data	O
.	O
</s>
<s>
Being	O
initially	O
inspired	O
by	O
the	O
package	B-Application
management	I-Application
capabilities	O
of	O
Debian	O
Linux	O
,	O
CKAN	B-Application
has	O
developed	O
into	O
a	O
powerful	O
data	O
catalogue	O
system	O
that	O
is	O
mainly	O
used	O
by	O
public	O
institutions	O
seeking	O
to	O
share	O
their	O
data	O
with	O
the	O
general	O
public	O
.	O
</s>
<s>
CKAN	B-Application
's	O
codebase	B-General_Concept
is	O
maintained	O
by	O
Open	O
Knowledge	O
Foundation	O
.	O
</s>
<s>
The	O
state	O
government	O
of	O
South	O
Australia	O
also	O
makes	O
government	O
data	O
freely	O
available	O
to	O
the	O
public	O
on	O
the	O
CKAN	B-Application
platform	O
.	O
</s>
<s>
The	O
Italian	O
government	O
makes	O
available	O
the	O
open	O
data	O
of	O
the	O
Data	O
&	O
Analytics	O
Framework	O
on	O
the	O
CKAN	B-Application
platform	O
.	O
</s>
<s>
CKAN	B-Application
's	O
back	O
end	O
,	O
the	O
part	O
running	O
on	O
the	O
Web	O
server	O
,	O
is	O
written	O
mainly	O
in	O
Python	B-Language
.	O
</s>
<s>
The	O
web	O
pages	O
it	O
offers	O
to	O
user	O
browsers	O
include	O
JavaScript	B-Language
.	O
</s>
<s>
CKAN	B-Application
maintains	O
information	O
about	O
the	O
data	O
sets	O
to	O
be	O
offered	O
to	O
users	O
in	O
PostgreSQL	B-Application
databases	O
.	O
</s>
<s>
Searches	O
are	O
implemented	O
by	O
Solr	B-Language
.	O
</s>
<s>
CKAN	B-Application
installations	O
can	O
be	O
queried	O
through	O
Web	B-General_Concept
APIs	I-General_Concept
.	O
</s>
<s>
The	O
Open	O
Knowledge	O
Foundation	O
Board	O
supported	O
the	O
CKAN	B-Application
Stewardship	O
proposal	O
jointly	O
put	O
forward	O
by	O
Link	O
Digital	O
and	O
Datopian	O
.	O
</s>
<s>
In	O
appointing	O
joint	O
stewardship	O
to	O
Link	O
Digital	O
and	O
Datopian	O
,	O
the	O
Board	O
felt	O
there	O
was	O
a	O
clear	O
practical	O
path	O
with	O
strong	O
leadership	O
and	O
committed	O
funding	O
to	O
see	O
CKAN	B-Application
grow	O
and	O
prosper	O
in	O
the	O
years	O
to	O
come	O
.	O
</s>
<s>
The	O
Open	O
Knowledge	O
Foundation	O
will	O
remain	O
the	O
‘	O
purpose	O
trustee’	O
to	O
ensure	O
the	O
Stewards	O
remain	O
true	O
to	O
the	O
purpose	O
and	O
ethos	O
of	O
the	O
CKAN	B-Application
project	O
.	O
</s>
<s>
DKAN	O
is	O
a	O
Drupal-based	O
open	O
data	O
portal	O
based	O
on	O
CKAN	B-Application
.	O
</s>
