<s>
Apache	B-Protocol
Roller	I-Protocol
is	O
a	O
Java-based	O
open-source	B-Application
"	O
full-featured	O
,	O
Multi-blog	O
,	O
Multi-user	B-Operating_System
,	O
and	O
group-blog	O
server	O
suitable	O
for	O
blog	O
sites	O
large	O
and	O
small	O
"	O
.	O
</s>
<s>
Roller	O
was	O
originally	O
written	O
by	O
Dave	O
Johnson	O
in	O
2002	O
for	O
a	O
magazine	O
article	O
on	O
open	O
source	O
development	O
tools	O
,	O
but	O
became	O
popular	O
at	O
FreeRoller.net	O
(	O
now	O
JRoller.com	O
)	O
and	O
was	O
later	O
chosen	O
to	O
drive	O
the	O
employee	O
blogs	O
at	O
Sun	O
Microsystems	O
,	O
Inc	O
.	O
and	O
IBM	O
developerWorks	O
blogs	O
.	O
</s>
