<s>
YPOPs	B-Protocol
!	I-Protocol
</s>
<s>
is	O
open-source	B-Application
software	I-Application
that	O
provides	O
POP3	B-Protocol
and	O
SMTP	B-Protocol
access	O
to	O
Yahoo	O
!	O
</s>
<s>
It	O
is	O
available	O
on	O
the	O
Microsoft	B-Application
Windows	I-Application
,	O
Linux	B-Application
,	O
Solaris	B-Application
and	O
Mac	B-Operating_System
platforms	O
.	O
</s>
