<s>
DNN	B-Application
Platform	O
(	O
formerly	O
DotNetNuke	B-Application
)	O
is	O
a	O
web	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
and	O
web	B-Application
application	I-Application
framework	I-Application
based	O
on	O
the	O
.NET	B-Application
Framework	I-Application
.	O
</s>
<s>
It	O
is	O
open	B-Application
source	I-Application
and	O
part	O
of	O
the	O
.Net	B-Application
Foundation	O
.	O
</s>
<s>
DNN	B-Application
is	O
written	O
in	O
C#	B-Application
,	O
though	O
it	O
existed	O
for	O
many	O
years	O
as	O
a	O
VB.NET	B-Language
project	O
.	O
</s>
<s>
It	O
is	O
distributed	O
under	O
an	O
MIT	B-License
license	I-License
.	O
</s>
<s>
DNN	B-Application
Platform	O
(	O
formerly	O
"	O
DotNetNuke	B-Application
Community	O
Edition	O
"	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
)	O
is	O
open	B-Application
source	I-Application
software	I-Application
distributed	O
under	O
an	O
MIT	B-License
License	I-License
that	O
is	O
intended	O
to	O
allow	O
management	O
of	O
websites	O
without	O
much	O
technical	O
knowledge	O
,	O
and	O
to	O
be	O
extensible	O
through	O
a	O
large	O
number	O
of	O
third-party	O
apps	O
to	O
provide	O
functionality	O
not	O
included	O
in	O
the	O
DNN	B-Application
core	O
modules	O
.	O
</s>
<s>
Skins	B-Application
can	O
be	O
used	O
to	O
change	O
the	O
visual	O
appearance	O
of	O
a	O
website	O
using	O
DNN	B-Application
.	O
</s>
<s>
There	O
are	O
two	O
commercial	O
editions	O
of	O
the	O
software	O
with	O
increased	O
functionality	O
(	O
compared	O
to	O
DNN	B-Application
Platform	O
)	O
and	O
technical	O
support	O
.	O
</s>
<s>
The	O
DotNetNuke	B-Application
Professional	O
Edition	O
was	O
introduced	O
in	O
February	O
2009	O
with	O
version	O
4.9	O
.	O
</s>
<s>
In	O
July	O
2013	O
,	O
DotNetNuke	B-Application
Professional	O
Edition	O
was	O
renamed	O
Evoq	O
Content	O
.	O
</s>
<s>
In	O
addition	O
,	O
DotNetNuke	B-Application
Enterprise	O
Edition	O
was	O
renamed	O
Evoq	O
Content	O
:	O
Enterprise	O
.	O
</s>
<s>
DotNetNuke	B-Application
uses	O
a	O
three-tier	O
architecture	O
model	O
with	O
a	O
core	O
framework	O
providing	O
support	O
to	O
the	O
extensible	O
modular	O
structure	O
.	O
</s>
<s>
While	O
traditionally	O
DNN	B-Application
focused	O
on	O
providing	O
server	O
side	O
functionality	O
,	O
recent	O
projects	O
strive	O
to	O
enhance	O
client	O
side	O
experiences	O
-	O
along	O
with	O
the	O
rest	O
of	O
the	O
industry	O
.	O
</s>
<s>
In	O
recent	O
years	O
DNN	B-Application
migrated	O
from	O
using	O
exclusively	O
Web	B-Application
Forms	I-Application
to	O
also	O
allowing	O
Model	O
View	O
Controller	O
and	O
Single-page	B-Application
application	I-Application
architectures	O
.	O
</s>
<s>
In	O
the	O
future	O
,	O
DNN	B-Application
faces	O
the	O
challenge	O
of	O
moving	O
from	O
ASP.NET	B-Application
4.6	O
to	O
the	O
cross-platform	O
free	O
and	O
open	B-Application
source	I-Application
.NET	B-Application
.	O
</s>
<s>
DNN	B-Application
can	O
be	O
extended	O
using	O
3rd-party	O
modules	O
and	O
providers	O
that	O
add	O
functionality	O
at	O
the	O
server	O
or	O
client	O
side	O
.	O
</s>
<s>
The	O
appearance	O
of	O
individual	O
pages	O
and	O
sites	O
can	O
be	O
customized	O
using	O
skins	B-Application
.	O
</s>
<s>
The	O
default	O
functionality	O
of	O
DNN	B-Application
can	O
be	O
expanded	O
by	O
adding	O
third-party	O
modules	O
,	O
either	O
from	O
an	O
existing	O
module	O
store	O
,	O
from	O
3rd	O
party	O
authors	O
,	O
or	O
through	O
in-house	B-Application
development	I-Application
of	O
custom	O
functionality	O
.	O
</s>
<s>
The	O
DNN	B-Application
framework	O
provides	O
basic	O
functionality	O
such	O
as	O
security	O
,	O
user	O
administration	O
,	O
and	O
content	B-Protocol
management	I-Protocol
,	O
while	O
modules	O
are	O
used	O
to	O
tailor	O
the	O
web	O
site	O
for	O
specific	O
deployment	O
needs	O
.	O
</s>
<s>
A	O
set	O
of	O
primary	O
modules	O
are	O
included	O
with	O
the	O
core	O
DNN	B-Application
distribution	O
.	O
</s>
<s>
In	O
2015	O
and	O
2016	O
most	O
projects	O
were	O
moved	O
from	O
the	O
DotNetNuke	B-Application
Community	O
Forge	O
to	O
GitHub	O
.	O
</s>
<s>
Web	O
pages	O
have	O
skins	B-Application
which	O
define	O
regions	O
of	O
a	O
page	O
(	O
plus	O
their	O
appearance	O
)	O
where	O
page	O
editors	O
can	O
place	O
modules	O
(	O
or	O
extensions	O
)	O
made	O
available	O
by	O
site	O
administrators	O
.	O
</s>
<s>
Module	O
can	O
be	O
created	O
in	O
various	O
ways	O
:	O
compiled	O
modules	O
use	O
the	O
Web	O
Application	O
Project	O
model	O
and	O
are	O
written	O
in	O
C#	B-Application
or	O
VB.NET	B-Language
,	O
dynamic	O
modules	O
use	O
the	O
Web	O
Site	O
Project	O
model	O
,	O
and	O
Razor	B-Application
modules	O
which	O
use	O
a	O
C#	B-Application
or	O
VB.NET	B-Language
scripting	O
language	O
.	O
</s>
<s>
A	O
skinning	O
architecture	O
provides	O
a	O
separation	O
of	O
presentation	O
and	O
content	O
,	O
enabling	O
a	O
web	O
designer	O
to	O
develop	O
skins	B-Application
without	O
requiring	O
any	O
specialist	O
knowledge	O
of	O
development	O
in	O
ASP.NET	B-Application
:	O
only	O
knowledge	O
of	O
HTML	B-Language
and	O
an	O
understanding	O
of	O
how	O
to	O
prepare	O
and	O
package	O
the	O
skins	B-Application
themselves	O
is	O
required	O
.	O
</s>
<s>
Skins	B-Application
consist	O
of	O
basic	B-Language
HTML	I-Language
files	O
with	O
placeholders	O
(	O
tokens	O
)	O
for	O
content	O
,	O
menus	O
and	O
other	O
functionality	O
,	O
along	O
with	O
support	O
files	O
such	O
as	O
images	O
,	O
style	O
sheets	O
and	O
JavaScript	B-Language
,	O
packaged	O
in	O
a	O
ZIP	B-General_Concept
file	I-General_Concept
.	O
</s>
<s>
Like	O
modules	O
,	O
skins	B-Application
,	O
can	O
be	O
uploaded	O
and	O
automatically	O
installed	O
through	O
the	O
administration	O
pages	O
.	O
</s>
<s>
If	O
the	O
compiled	O
skin	O
does	O
not	O
contain	O
an	O
ASP.NET	B-Application
user	O
control	O
file	O
,	O
then	O
the	O
DNN	B-Application
skinning	O
engine	O
builds	O
one	O
based	O
on	O
various	O
tokens	O
included	O
in	O
the	O
HTML	B-Language
file	I-Language
which	O
refer	O
to	O
various	O
sections	O
,	O
placeholders	O
and/or	O
modules	O
of	O
a	O
DNN-produced	O
page	O
.	O
</s>
<s>
Modern	O
skins	B-Application
incorporate	O
CSS3	O
and	O
HTML5	O
with	O
many	O
authors	O
 '	O
skins	B-Application
supporting	O
Responsive	B-General_Concept
web	I-General_Concept
design	I-General_Concept
,	O
various	O
JavaScript	B-Language
libraries	I-Language
.	O
</s>
<s>
DNN	B-Application
7.0	O
and	O
above	O
has	O
a	O
minimum	O
requirement	O
of	O
Windows	O
7	O
,	O
SQL	B-Application
Server	I-Application
2008	O
,	O
and	O
.NET	B-Application
4.0	O
and	O
IIS	O
7+	O
.	O
</s>
<s>
As	O
of	O
version	O
6.0	O
,	O
DNN	B-Application
can	O
also	O
be	O
installed	O
in	O
an	O
Azure	B-Application
cloud	B-Architecture
computing	I-Architecture
environment	O
.	O
</s>
<s>
Numerous	O
web	O
hosting	O
companies	O
offer	O
DNN	B-Application
as	O
an	O
offering	O
,	O
and	O
a	O
1	O
step	O
installation	O
process	O
is	O
available	O
through	O
Microsoft	O
.	O
</s>
<s>
However	O
DNN	B-Application
's	O
requirement	O
for	O
an	O
IIS	B-Application
medium	O
trust	O
environment	O
has	O
prevented	O
broader	O
adoption	O
among	O
some	O
mainstream	O
hosting	O
companies	O
.	O
</s>
<s>
DNN	B-Application
is	O
supported	O
by	O
a	O
community	O
of	O
enthusiasts	O
notably	O
in	O
North	O
America	O
and	O
Europe	O
,	O
with	O
yearly	O
physical	O
events	O
taking	O
place	O
on	O
these	O
continents	O
.	O
</s>
<s>
The	O
community	O
shares	O
information	O
about	O
the	O
DNN	B-Application
Platform	O
,	O
how	O
and	O
by	O
whom	O
it	O
is	O
managed	O
,	O
events	O
and	O
discuss	O
issues	O
on	O
the	O
DNN	B-Application
Community	O
Website	O
.	O
</s>
<s>
API	O
reference	O
documents	O
and	O
guidance	O
on	O
how	O
to	O
create	O
modules	O
and	O
skins	B-Application
can	O
be	O
found	O
on	O
the	O
DNN	B-Application
Documentation	O
Website	O
.	O
</s>
<s>
The	O
DotNetNuke	B-Application
application	O
originally	O
evolved	O
out	O
of	O
another	O
project	O
,	O
the	O
IBuySpy	O
Portal	O
which	O
was	O
a	O
reference	O
application	O
created	O
in	O
2001	O
by	O
Microsoft	O
to	O
showcase	O
the	O
new	O
ASP.NET	B-Application
software	O
development	O
framework	O
.	O
</s>
<s>
Shaun	B-Application
Walker	I-Application
added	O
significant	O
enhancements	O
to	O
the	O
IBuySpy	O
Portal	O
and	O
released	O
a	O
new	O
version	O
branded	O
as	O
the	O
IBuySpy	O
Workshop	O
on	O
December	O
24	O
,	O
2002	O
.	O
</s>
<s>
In	O
March	O
2003	O
,	O
Shaun	B-Application
Walker	I-Application
announced	O
a	O
rebranding	O
of	O
the	O
open	B-Application
source	I-Application
application	O
to	O
DotNetNuke	B-Application
.	O
</s>
<s>
The	O
name	O
"	O
DotNetNuke	B-Application
"	O
was	O
coined	O
by	O
Walker	O
by	O
combining	O
the	O
term	O
.NET	B-Application
with	O
the	O
word	O
"	O
nuke	O
"	O
,	O
which	O
had	O
been	O
popular	O
with	O
pre-existing	O
frameworks	O
such	O
as	O
PHP-Nuke	B-Language
and	O
PostNuke	O
.	O
</s>
<s>
Walker	O
registered	O
trademarks	O
for	O
the	O
terms	O
DotNetNuke	B-Application
and	O
DNN	B-Application
in	O
both	O
the	O
United	O
States	O
and	O
Canada	O
.	O
</s>
<s>
At	O
this	O
point	O
Walker	O
formed	O
a	O
Core	O
Team	O
of	O
software	O
developers	O
to	O
help	O
him	O
develop	O
and	O
promote	O
new	O
versions	O
of	O
the	O
open	B-Application
source	I-Application
project	O
.	O
</s>
<s>
In	O
September	O
2006	O
,	O
Shaun	B-Application
Walker	I-Application
invited	O
3	O
members	O
of	O
the	O
Core	O
Team	O
,	O
Joe	O
Brinkman	O
,	O
Nik	O
Kalyani	O
,	O
and	O
Scott	O
Willhite	O
,	O
to	O
form	O
DotNetNuke	B-Application
Corporation	O
to	O
oversee	O
management	O
and	O
development	O
of	O
the	O
project	O
,	O
as	O
well	O
as	O
offer	O
professional	O
services	O
to	O
the	O
community	O
.	O
</s>
<s>
On	O
November	O
25	O
,	O
2008	O
,	O
DotNetNuke	B-Application
Corporation	O
announced	O
that	O
it	O
had	O
secured	O
Series	O
A	O
financing	O
from	O
Sierra	O
Ventures	O
and	O
August	O
Capital	O
and	O
hired	O
Navin	O
Nagiah	O
as	O
CEO	B-Application
;	O
and	O
in	O
February	O
2009	O
it	O
released	O
DotNetNuke	B-Application
Professional	O
Edition	O
,	O
targeted	O
at	O
business	O
and	O
enterprise	O
customers	O
.	O
</s>
<s>
In	O
February	O
2010	O
,	O
DotNetNuke	B-Application
closed	O
a	O
round	O
of	O
Series	O
B	O
financing	O
from	O
Sierra	O
Ventures	O
,	O
August	O
Capital	O
,	O
and	O
Pelion	O
Venture	O
Partners	O
.	O
</s>
<s>
In	O
August	O
2009	O
DotNetNuke	B-Application
Corporation	O
launched	O
a	O
partnership	O
program	O
aimed	O
at	O
providing	O
support	O
to	O
web	O
design	O
and	O
development	O
companies	O
using	O
DotNetNuke	B-Application
.	O
</s>
<s>
They	O
also	O
announced	O
the	O
acquisition	O
of	O
Snowcovered	O
,	O
an	O
online	O
market	O
for	O
DotNetNuke	B-Application
modules	O
,	O
skins	B-Application
,	O
services	O
,	O
and	O
related	O
products	O
.	O
</s>
<s>
In	O
October	O
2009	O
,	O
the	O
Open	B-Application
Source	I-Application
CMS	O
Market	O
Share	O
Report	O
concluded	O
that	O
DotNetNuke	B-Application
was	O
the	O
leading	O
.NET-based	O
open	B-Application
source	I-Application
web	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
.	O
</s>
<s>
In	O
2013	O
,	O
the	O
company	O
was	O
renamed	O
DNN	B-Application
Corporation	O
and	O
the	O
commercial	O
DotNetNuke	B-Application
editions	O
were	O
rebranded	O
as	O
Evoq	O
.	O
</s>
<s>
In	O
2017	O
the	O
company	O
was	O
acquired	O
by	O
ESW	O
Capital	O
and	O
stewardship	O
of	O
DNN	B-Application
Platform	O
(	O
as	O
the	O
open	B-Application
source	I-Application
Community	O
Edition	O
was	O
now	O
called	O
)	O
was	O
transferred	O
to	O
a	O
team	O
of	O
community	O
experts	O
.	O
</s>
<s>
This	O
project	O
was	O
subsequently	O
brought	O
under	O
the	O
umbrella	O
of	O
the	O
.Net	B-Application
Foundation	O
with	O
DNN	B-Application
Corp	O
solely	O
focusing	O
on	O
their	O
commercial	O
Evoq	O
platform	O
.	O
</s>
<s>
DNN	B-Application
provides	O
basic	O
content-management	O
out	O
of	O
the	O
box	O
,	O
but	O
is	O
usually	O
accompanied	O
with	O
one	O
of	O
many	O
(	O
mostly	O
open-source	B-Application
)	O
content	B-Protocol
management	I-Protocol
extensions	O
.	O
</s>
<s>
Product	O
License	O
Price	O
Website	O
Source	O
Code	O
Available	O
Since	O
VersionDNN	O
Standard	O
MIT	O
DNN	B-Application
GitHub	O
ca	O
.	O
</s>
<s>
2014	O
4.6LiquidContent	O
yearly	O
fee	O
DNN	B-Application
(	O
closed	O
source	O
)	O
ca	O
.	O
</s>
