<s>
Nanoc	B-Application
is	O
a	O
Ruby-based	O
website	O
compiler	B-Language
that	O
generates	O
static	O
HTML	B-Language
.	O
</s>
<s>
It	O
supports	O
compiling	B-Language
from	O
various	O
markup	O
languages	O
,	O
including	O
Markdown	O
,	O
Textile	B-Language
,	O
and	O
Haml	B-Application
.	O
</s>
<s>
It	O
can	O
generate	O
and	O
lay	O
out	O
pages	O
with	O
a	O
consistent	O
look	B-Application
and	I-Application
feel	I-Application
.	O
</s>
<s>
Nanoc	B-Application
is	O
not	O
a	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
,	O
however	O
it	O
acts	O
somewhat	O
like	O
one	O
.	O
</s>
<s>
In	O
comparison	O
to	O
other	O
static	O
site	O
generators	O
,	O
Nanoc	B-Application
has	O
a	O
modular	O
architecture	O
.	O
</s>
<s>
Although	O
Nanoc	B-Application
sometimes	O
acts	O
as	O
a	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
(	O
CMS	O
)	O
,	O
there	O
are	O
many	O
differences	O
.	O
</s>
<s>
Static	O
HTML	B-Language
pages	O
are	O
pre-assembled	O
and	O
as	O
such	O
do	O
not	O
have	O
to	O
be	O
re-assembled	O
.	O
</s>
<s>
CMSs	O
run	O
using	O
a	O
server-side	B-Application
language	O
,	O
which	O
exposes	O
the	O
CMS	O
to	O
all	O
the	O
vulnerabilities	O
of	O
the	O
language	O
.	O
</s>
<s>
Since	O
Nanoc	B-Application
compiles	B-Language
websites	O
to	O
static	O
HTML	B-Language
,	O
the	O
only	O
vulnerabilities	O
are	O
that	O
of	O
the	O
web	O
server	O
itself	O
.	O
</s>
<s>
Since	O
Nanoc	B-Application
must	O
recompile	B-Language
the	O
website	O
at	O
every	O
change	O
,	O
it	O
is	O
more	O
difficult	O
to	O
modify	O
a	O
website	O
.	O
</s>
