<s>
wikiCalc	B-Language
is	O
a	O
web	B-Application
application	I-Application
,	O
created	O
by	O
Dan	O
Bricklin	O
,	O
that	O
allows	O
for	O
the	O
creation	O
and	O
editing	O
of	O
spreadsheets	B-Application
through	O
a	O
wiki-style	O
user-editable	O
interface	O
.	O
</s>
<s>
It	O
is	O
currently	O
released	O
as	O
version	O
1.0	O
for	O
use	O
on	O
Windows	O
,	O
Mac	O
,	O
Linux/Unix	O
,	O
and	O
other	O
platforms	O
that	O
can	O
run	O
the	O
Perl	B-Language
language	I-Language
.	O
</s>
<s>
The	O
product	O
was	O
envisioned	O
in	O
2005	O
by	O
Bricklin	O
,	O
who	O
27	O
years	O
earlier	O
created	O
VisiCalc	B-Application
,	O
the	O
first	O
commercial	O
spreadsheet	B-Application
program	I-Application
for	O
the	O
personal	B-Device
computer	I-Device
.	O
</s>
<s>
Version	O
1.0	O
was	O
released	O
on	O
January	O
25	O
,	O
2007	O
.	O
wikiCalc	B-Language
is	O
written	O
in	O
the	O
Perl	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
wikiCalc	B-Language
is	O
released	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
,	O
and	O
is	O
thus	O
free	B-Application
software	I-Application
.	O
</s>
