<s>
UDO	B-Language
is	O
a	O
lightweight	B-Protocol
markup	I-Protocol
language	I-Protocol
.	O
</s>
<s>
Much	O
like	O
the	O
more	O
recent	O
reStructuredText	B-Language
,	O
it	O
is	O
well-suited	O
for	O
writing	O
documentation	O
.	O
</s>
<s>
A	O
corresponding	O
free	B-Application
software	I-Application
program	O
called	O
udo	B-Language
can	O
be	O
used	O
to	O
convert	O
a	O
source	O
document	O
into	O
other	O
formats	O
such	O
as	O
Apple-QuickView	O
,	O
ASCII	B-Protocol
,	O
HTML	B-Language
,	O
Texinfo	B-Application
,	O
LinuxDoc-SGML	O
,	O
man	B-Protocol
page	I-Protocol
,	O
Pure-C-Help	O
,	O
Rich	O
Text	O
Format	O
,	O
ST-Guide	O
,	O
LaTeX	B-Application
,	O
Turbo	B-Application
Vision	I-Application
Help	O
or	O
Windows	O
Help	O
.	O
</s>
<s>
UDO	B-Language
is	O
released	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
