<s>
CommaFeed	B-Language
is	O
a	O
free	O
and	O
open	O
source	O
feed	B-Application
reader	I-Application
.	O
</s>
<s>
It	O
is	O
a	O
web	B-Application
application	I-Application
which	O
can	O
be	O
self	O
hosted	O
on	O
a	O
web	B-Application
server	I-Application
or	O
used	O
through	O
.	O
</s>
<s>
It	O
has	O
responsive	B-General_Concept
design	I-General_Concept
supporting	O
desktop	O
,	O
tablet	O
and	O
mobile	O
browser	O
simultaneously	O
.	O
</s>
<s>
An	O
Android	B-Application
News+	O
client	O
was	O
available	O
but	O
discontinued	O
.	O
</s>
