<s>
Planet	O
is	O
a	O
feed	B-Application
aggregator	I-Application
that	O
runs	O
on	O
a	O
web	B-Application
server	I-Application
.	O
</s>
<s>
In	O
online	O
media	O
a	O
planet	O
is	O
a	O
feed	B-Application
aggregator	I-Application
application	O
designed	O
to	O
collect	O
posts	O
from	O
the	O
weblogs	O
of	O
members	O
of	O
an	O
internet	B-Architecture
community	I-Architecture
and	O
display	O
them	O
on	O
a	O
single	O
page	O
.	O
</s>
<s>
Planet	O
was	O
written	O
in	O
Python	B-Language
and	O
maintained	O
by	O
Jeff	O
Waugh	O
and	O
Scott	O
James	O
Remnant	O
.	O
</s>
<s>
Planet	O
uses	O
Mark	O
Pilgrim	O
's	O
Universal	O
Feed	O
Parser	O
to	O
process	B-Language
feeds	O
in	O
RDF	O
,	O
RSS	O
and	O
Atom	B-Application
format	O
,	O
and	O
Tomas	O
Styblo	O
's	O
htmltmpl	O
templating	B-Application
engine	I-Application
to	O
output	O
static	O
files	O
in	O
any	O
format	O
.	O
</s>
<s>
Released	O
under	O
the	O
Python	B-License
License	I-License
,	O
Planet	O
is	O
free	B-Application
software	I-Application
.	O
</s>
<s>
Planets	O
are	O
commonly	O
associated	O
with	O
free	B-Application
and	I-Application
open	I-Application
source	I-Application
software	I-Application
projects	O
,	O
where	O
they	O
are	O
used	O
to	O
collect	O
posts	O
from	O
the	O
various	O
developers	O
involved	O
in	O
projects	O
.	O
</s>
