<s>
Finch	B-Protocol
is	O
an	O
open-source	B-Application
console-based	B-Application
instant	B-Application
messaging	I-Application
client	B-Protocol
,	O
based	O
on	O
the	O
libpurple	B-Protocol
library	B-Library
.	O
</s>
<s>
Libpurple	B-Protocol
has	O
support	O
for	O
many	O
commonly	O
used	O
instant	B-Application
messaging	I-Application
protocols	O
,	O
allowing	O
the	O
user	O
to	O
log	B-General_Concept
in	I-General_Concept
to	O
various	O
services	O
from	O
one	O
application	O
.	O
</s>
<s>
Finch	B-Protocol
uses	O
GLib	B-Language
and	O
ncurses	B-Language
.	O
</s>
<s>
Finch	B-Protocol
supports	O
OTR	B-Protocol
via	O
a	O
libpurple	B-Protocol
plugin	O
.	O
</s>
