<s>
Open	B-Operating_System
Cluster	I-Operating_System
Framework	I-Operating_System
(	O
OCF	O
)	O
is	O
a	O
set	O
of	O
standards	O
for	O
computer	B-Architecture
clustering	I-Architecture
.	O
</s>
<s>
The	O
project	O
started	O
as	O
a	O
working	O
group	O
of	O
the	O
Free	O
Standards	O
Group	O
,	O
now	O
part	O
of	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
.	O
</s>
<s>
Original	O
supporters	O
included	O
several	O
computing	O
companies	O
and	O
groups	O
,	O
including	O
Compaq	O
,	O
Conectiva	O
,	O
IBM	O
,	O
Linux-HA	B-Operating_System
,	O
MSC	B-Application
Software	I-Application
,	O
the	O
Open	O
Source	O
Development	O
Lab	O
,	O
OSCAR	B-Operating_System
,	O
Red	O
Hat	O
,	O
SGI	O
and	O
SUSE	O
.	O
</s>
<s>
OCF	O
Resource	O
agents	O
are	O
currently	O
supported	O
by	O
Linux-HA	B-Operating_System
Heartbeat	B-Operating_System
,	O
the	O
high-availability	B-General_Concept
cluster	I-General_Concept
software	O
.	O
</s>
