<s>
The	O
RealNetworks	B-License
Public	I-License
Source	I-License
License	I-License
(	O
RPSL	O
)	O
is	O
a	O
software	B-License
licence	I-License
.	O
</s>
<s>
It	O
has	O
been	O
approved	O
as	O
a	O
free	B-License
software	I-License
licence	I-License
by	O
both	O
Free	B-Operating_System
Software	I-Operating_System
Foundation	I-Operating_System
and	O
Open	O
Source	O
Initiative	O
(	O
OSI	O
)	O
,	O
but	O
it	O
is	O
incompatible	O
with	O
the	O
GPL	B-License
and	O
the	O
Debian	B-License
Free	I-License
Software	I-License
Guidelines	I-License
.	O
</s>
<s>
The	O
RPSL	O
is	O
used	O
by	O
the	O
Helix	B-Application
project	I-Application
.	O
</s>
