<s>
MoinMoin	B-Application
is	O
a	O
wiki	B-Protocol
engine	I-Protocol
implemented	O
in	O
Python	B-Language
,	O
initially	O
based	O
on	O
the	O
PikiPiki	O
wiki	B-Protocol
engine	I-Protocol
.	O
</s>
<s>
The	O
MoinMoin	B-Application
code	O
is	O
licensed	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
v2	O
,	O
or	O
(	O
at	O
the	O
user	O
's	O
option	O
)	O
any	O
later	O
version	O
(	O
except	O
some	O
3rd	O
party	O
modules	O
that	O
are	O
licensed	O
under	O
other	O
Free	O
Software	O
licenses	O
compatible	O
with	O
the	O
GPL	B-License
)	O
.	O
</s>
<s>
Dozens	O
of	O
organizations	O
use	O
MoinMoin	B-Application
to	O
run	O
public	O
wikis	B-Protocol
,	O
including	O
free	O
software	O
projects	O
Ubuntu	B-Operating_System
,	O
Apache	O
,	O
Debian	O
,	O
and	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
MoinMoin	B-Application
faces	O
a	O
supportability	O
gap	O
in	O
2020	O
,	O
based	O
on	O
the	O
January	O
2020	O
deprecation	O
of	O
Python	B-Language
2.7	O
.	O
</s>
<s>
The	O
current	O
release	O
of	O
Moinmoin	B-Application
,	O
1.9.11	O
,	O
is	O
written	O
in	O
Python	B-Language
2.7	O
and	O
is	O
not	O
slated	O
to	O
be	O
ported	O
to	O
Python	B-Language
3	O
.	O
</s>
<s>
Moinmoin	B-Application
2.0	O
,	O
based	O
on	O
Python	B-Language
3.5	O
,	O
is	O
not	O
yet	O
released	O
(	O
as	O
of	O
Jan	O
.	O
2023	O
)	O
,	O
and	O
"	O
development	O
is	O
very	O
slow	O
going	O
,	O
"	O
according	O
to	O
their	O
Python3	B-Language
support	O
page	O
.	O
</s>
<s>
Installation	O
of	O
Moinmoin	B-Application
1.9.11	O
now	O
yields	O
multiple	O
warnings	O
of	O
this	O
deprecation	O
.	O
</s>
<s>
MoinMoin	B-Application
's	O
storage	O
mechanism	O
is	O
based	O
on	O
flat	B-Application
files	I-Application
and	O
folders	O
,	O
rather	O
than	O
a	O
database	O
.	O
</s>
<s>
This	O
makes	O
it	O
easy	O
to	O
manipulate	O
the	O
content	O
in	O
a	O
text	O
editor	O
on	O
the	O
server	O
if	O
necessary	O
,	O
including	O
managing	O
revisions	O
if	O
the	O
wiki	B-Protocol
gets	O
attacked	O
by	O
spammers	O
.	O
</s>
<s>
MoinMoin	B-Application
supports	O
plug-ins	B-Application
and	O
can	O
be	O
extended	O
via	O
Macros	O
and	O
Actions	O
.	O
</s>
<s>
It	O
also	O
uses	O
the	O
idea	O
of	O
separate	O
parsers	B-Language
,	O
e.g.	O
,	O
for	O
parsing	B-Language
the	O
wiki	B-Protocol
syntax	O
,	O
and	O
formatters	O
,	O
e.g.	O
,	O
for	O
outputting	O
HTML	B-Language
code	I-Language
,	O
with	O
a	O
SAX-like	O
interface	O
between	O
the	O
two	O
.	O
</s>
<s>
Therefore	O
,	O
to	O
output	O
DocBook	B-Protocol
instead	O
of	O
HTML	B-Language
,	O
one	O
would	O
only	O
need	O
to	O
write	O
a	O
docbook-formatter	O
that	O
implements	O
the	O
formatter	O
interface	O
,	O
and	O
all	O
parsers	B-Language
that	O
use	O
the	O
interface	O
will	O
automatically	O
be	O
supported	O
.	O
</s>
<s>
MoinMoin	B-Application
supports	O
CamelCase	O
linking	O
as	O
well	O
as	O
free	O
links	O
(	O
non-CamelCase	O
linking	O
)	O
.	O
</s>
<s>
The	O
CamelCase	O
is	O
activated	O
by	O
default	O
and	O
MoinMoin	B-Application
does	O
not	O
allow	O
disabling	O
CamelCase	O
links	O
except	O
on	O
a	O
one-off	O
basis	O
.	O
</s>
<s>
The	O
workaround	O
to	O
do	O
this	O
is	O
to	O
use	O
a	O
different	O
parser	O
but	O
this	O
option	O
does	O
not	O
work	O
with	O
the	O
WYSIWYG	B-Application
editor	I-Application
.	O
</s>
<s>
MoinMoin	B-Application
also	O
has	O
extensive	O
support	O
for	O
access-control	O
lists	O
(	O
ACL	O
)	O
that	O
greatly	O
increase	O
its	O
usability	O
in	O
a	O
content	B-Protocol
management	I-Protocol
system	I-Protocol
(	O
CMS	O
)	O
.	O
</s>
<s>
It	O
also	O
has	O
GUI	B-Application
editing	O
capabilities	O
.	O
</s>
<s>
MoinMoin	B-Application
is	O
able	O
to	O
either	O
use	O
a	O
built-in	O
search	O
engine	O
(	O
rather	O
slow	O
,	O
but	O
no	O
dependencies	O
)	O
or	O
a	O
Xapian-based	O
indexed	O
search	O
engine	O
(	O
faster	O
,	O
and	O
can	O
also	O
search	O
old	O
revisions	O
and	O
attached	O
files	O
)	O
.	O
</s>
<s>
MoinMoin	B-Application
also	O
allows	O
synchronization	O
of	O
contents	O
from	O
instance	O
to	O
instance	O
via	O
XML-RPC	B-Protocol
,	O
and	O
therefore	O
allows	O
distributed	O
offline	O
editing	O
.	O
</s>
<s>
The	O
original	O
MoinMoin	B-Application
"	O
DesktopEdition	O
"	O
is	O
significantly	O
easier	O
to	O
use	O
,	O
because	O
it	O
uses	O
a	O
built-in	O
Web	O
server	O
to	O
display	O
pages	O
,	O
requiring	O
only	O
Python	B-Language
to	O
be	O
installed	O
on	O
the	O
host	O
machine	O
.	O
</s>
