<s>
Metapad	B-Application
is	O
an	O
open-source	B-Application
text	B-Application
editor	I-Application
for	O
Microsoft	B-Application
Windows	I-Application
9x/NT/XP/Vista/7	O
,	O
developed	O
by	O
Alexander	O
Davidson	O
since	O
1999	O
.	O
</s>
<s>
The	O
aim	O
of	O
Metapad	B-Application
is	O
to	O
provide	O
a	O
near	O
drop-in	O
replacement	O
of	O
Notepad	B-Application
in	O
Windows	O
.	O
</s>
<s>
Metapad	B-Application
was	O
distributed	O
as	O
freeware	B-License
for	O
the	O
first	O
ten	O
years	O
of	O
its	O
existence	O
.	O
</s>
<s>
On	O
March	O
20	O
,	O
2009	O
,	O
the	O
10th	O
anniversary	O
of	O
its	O
initial	O
release	O
,	O
the	O
Metapad	B-Application
source	O
code	O
was	O
released	O
under	O
GPL-3.0-or-later	B-License
.	O
</s>
<s>
Metapad	B-Application
is	O
programmed	O
in	O
pure	O
ANSI	O
C	B-Language
with	O
the	O
Win32	B-Library
API	I-Library
.	O
</s>
<s>
There	O
are	O
two	O
versions	O
of	O
Metapad	B-Application
:	O
a	O
full	O
and	O
LE	O
(	O
light	O
edition	O
)	O
version	O
.	O
</s>
<s>
Metapad	B-Application
received	O
3.5/5	O
score	O
in	O
a	O
2013	O
PCWorld	O
review	O
.	O
</s>
