<s>
Virastyar	B-Application
(	O
,	O
meaning	O
"	O
editing	O
assistant	O
"	O
)	O
is	O
a	O
Persian	O
add-in	B-Application
for	O
Microsoft	B-Application
Word	I-Application
that	O
performs	O
Persian	O
spell	B-Application
checking	I-Application
,	O
character	O
standardization	O
,	O
Pinglish	O
transliteration	O
,	O
punctuation	O
correction	O
and	O
calendar	O
conversion	O
.	O
</s>
<s>
Virastyar	B-Application
is	O
mostly	O
coded	O
in	O
Microsoft	B-Application
Visual	I-Application
C#	I-Application
using	O
.NET	B-Application
Framework	I-Application
and	O
is	O
a	O
free	B-Application
software	I-Application
,	O
released	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
.	O
</s>
