<s>
WinBUGS	B-Algorithm
is	O
statistical	B-Algorithm
software	I-Algorithm
for	O
Bayesian	O
analysis	O
using	O
Markov	B-General_Concept
chain	I-General_Concept
Monte	I-General_Concept
Carlo	I-General_Concept
(	O
MCMC	O
)	O
methods	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
the	O
BUGS	O
(	O
Bayesian	O
inference	O
Using	O
Gibbs	B-Algorithm
Sampling	I-Algorithm
)	O
project	O
started	O
in	O
1989	O
.	O
</s>
<s>
It	O
runs	O
under	O
Microsoft	B-Application
Windows	I-Application
,	O
though	O
it	O
can	O
also	O
be	O
run	O
on	O
Linux	B-Application
or	O
Mac	O
using	O
Wine	B-Application
.	O
</s>
<s>
The	O
last	O
version	O
of	O
WinBUGS	B-Algorithm
was	O
version	O
1.4.3	O
,	O
released	O
in	O
August	O
2007	O
.	O
</s>
<s>
Development	O
is	O
now	O
focused	O
on	O
OpenBUGS	B-Application
,	O
an	O
open-source	B-Application
version	O
of	O
the	O
package	O
.	O
</s>
<s>
WinBUGS	B-Algorithm
1.4.3	O
remains	O
available	O
as	O
a	O
stable	O
version	O
for	O
routine	O
use	O
,	O
but	O
is	O
no	O
longer	O
being	O
developed	O
.	O
</s>
