<s>
Tribler	B-Language
is	O
an	O
open	B-Application
source	I-Application
decentralized	O
BitTorrent	B-Protocol
client	B-Protocol
which	O
allows	O
anonymous	O
peer-to-peer	O
by	O
default	O
.	O
</s>
<s>
Tribler	B-Language
is	O
based	O
on	O
the	O
BitTorrent	B-Protocol
protocol	I-Protocol
and	O
uses	O
an	O
overlay	B-Architecture
network	I-Architecture
for	O
content	O
searching	O
.	O
</s>
<s>
Due	O
to	O
this	O
overlay	B-Architecture
network	I-Architecture
,	O
Tribler	B-Language
does	O
not	O
require	O
an	O
external	O
website	O
or	O
indexing	O
service	O
to	O
discover	O
content	O
.	O
</s>
<s>
The	O
user	O
interface	O
of	O
Tribler	B-Language
is	O
very	O
basic	O
and	O
focused	O
on	O
ease	O
of	O
use	O
instead	O
of	O
diversity	O
of	O
features	O
.	O
</s>
<s>
Tribler	B-Language
is	O
available	O
for	O
Linux	B-Application
,	O
Windows	O
,	O
and	O
OS	B-Operating_System
X	I-Operating_System
.	O
</s>
<s>
Tribler	B-Language
has	O
run	O
trials	O
for	O
a	O
video	O
streamer	O
known	O
as	O
SwarmPlayer	B-Language
.	O
</s>
<s>
The	O
name	O
Tribler	B-Language
stems	O
from	O
the	O
word	O
tribe	O
,	O
referring	O
to	O
the	O
usage	O
of	O
social	O
networks	O
in	O
this	O
P2P	O
client	B-Protocol
.	O
</s>
<s>
The	O
first	O
version	O
of	O
Tribler	B-Language
was	O
an	O
enhancement	O
of	O
ABC	O
aka	O
Yet	O
Another	O
BitTorrent	B-Protocol
Client	B-Protocol
.	O
</s>
<s>
In	O
2009	O
,	O
the	O
development	O
team	O
behind	O
Tribler	B-Language
stated	O
that	O
their	O
efforts	O
for	O
the	O
coming	O
years	O
were	O
focused	O
on	O
the	O
integration	O
of	O
Tribler	B-Language
with	O
television	O
hardware	O
.	O
</s>
<s>
In	O
2014	O
,	O
with	O
the	O
release	O
of	O
version	O
6.3.1	O
,	O
a	O
custom	O
built-in	O
onion	B-Protocol
routing	I-Protocol
network	O
was	O
introduced	O
as	O
part	O
of	O
Tribler	B-Language
.	O
</s>
<s>
Users	O
can	O
load	O
any	O
clearnet	O
torrent	B-Protocol
,	O
and	O
by	O
leaving	O
the	O
box	O
for	O
anonymity	O
ticked	O
,	O
the	O
files	O
will	O
be	O
routed	O
through	O
other	O
Tribler	B-Language
.	O
</s>
<s>
Because	O
the	O
custom	O
onion	B-Protocol
network	I-Protocol
does	O
not	O
use	O
Tor	B-Application
exit	I-Application
nodes	I-Application
,	O
it	O
is	O
enhanced	O
to	O
make	O
every	O
Tribler	B-Language
user	O
to	O
function	O
as	O
a	O
relay	O
.	O
</s>
<s>
Tribler	B-Language
adds	O
keyword	O
search	O
ability	O
to	O
the	O
BitTorrent	B-Protocol
file	O
download	O
protocol	O
using	O
a	O
gossip	B-Operating_System
protocol	I-Operating_System
,	O
somewhat	O
similar	O
to	O
the	O
eXeem	B-Protocol
network	O
which	O
was	O
shut	O
down	O
in	O
2005	O
.	O
</s>
<s>
This	O
feature	O
is	O
based	O
on	O
collaborative	B-Algorithm
filtering	I-Algorithm
,	O
also	O
featured	O
on	O
websites	O
such	O
as	O
Last.fm	B-Application
and	O
Amazon.com	B-Application
.	O
</s>
<s>
Another	O
feature	O
of	O
Tribler	B-Language
is	O
a	O
limited	O
form	O
of	O
social	O
networking	O
and	O
donation	O
of	O
upload	O
capacity	O
.	O
</s>
<s>
Tribler	B-Language
borrows	O
bandwidth	O
capacity	O
from	O
connected	O
nodes	O
regarded	O
as	O
helpful	O
to	O
boost	O
the	O
download	O
speed	O
of	O
files	O
.	O
</s>
<s>
The	O
SwarmPlayer	B-Language
is	O
a	O
Python-based	O
BitTorrent	B-Protocol
Internet	O
TV	O
viewer	O
.	O
</s>
<s>
It	O
allows	O
one	O
to	O
watch	O
BitTorrent-hosted	O
peer-to-peer	O
digital	O
media	O
distribution	O
of	O
video	B-Application
on	I-Application
demand	I-Application
and	O
plays	O
live	O
Tribler	B-Language
streaming	O
media	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
the	O
same	O
core	O
as	O
the	O
Tribler	B-Language
TV	O
application	O
.	O
</s>
<s>
The	O
core	O
software	O
is	O
free	B-Application
and	I-Application
open	I-Application
source	I-Application
software	I-Application
based	O
on	O
the	O
Tribler	B-Language
platform	O
,	O
licensed	O
under	O
the	O
LGPL	B-Application
2.1	I-Application
.	O
</s>
<s>
Tribler	B-Language
was	O
created	O
by	O
university	O
researchers	O
at	O
the	O
Delft	O
University	O
of	O
Technology	O
,	O
who	O
are	O
trying	O
to	O
improve	O
peer-to-peer	O
technology	O
.	O
</s>
<s>
Tribler	B-Language
is	O
designed	O
to	O
enhance	O
BitTorrent	B-Protocol
by	O
removing	O
the	O
need	O
for	O
central	O
elements	O
such	O
as	O
the	O
websites	O
for	O
finding	O
content	O
,	O
as	O
well	O
as	O
being	O
anonymous	O
.	O
</s>
<s>
The	O
European	O
Union	O
's	O
P2P-Next	O
project	O
to	O
develop	O
an	O
Internet	O
television	O
distribution	O
standard	O
builds	O
on	O
Tribler	B-Language
technology	O
.	O
</s>
<s>
After	O
a	O
news	O
article	O
on	O
TorrentFreak	O
in	O
February	O
2012	O
mentioned	O
Tribler	B-Language
's	O
decentralization	O
and	O
the	O
fact	O
that	O
its	O
index	O
is	O
impossible	O
to	O
take	O
down	O
,	O
the	O
website	O
became	O
hugely	O
popular	O
,	O
causing	O
it	O
to	O
be	O
reduced	O
to	O
just	O
the	O
download	O
page	O
to	O
satisfy	O
demand	O
.	O
</s>
<s>
A	O
warning	O
about	O
Tribler	B-Language
security	O
appeared	O
on	O
the	O
tor-dev	O
mailing	O
list	O
on	O
Dec	O
.	O
20	O
,	O
2014	O
and	O
was	O
addressed	O
shortly	O
thereafter	O
via	O
GitHub	B-Application
.	O
</s>
