<s>
JDownloader	B-Application
is	O
a	O
download	B-Protocol
manager	I-Protocol
,	O
written	O
in	O
Java	B-Language
,	O
which	O
allows	O
automatic	O
download	O
of	O
groups	O
of	O
files	O
from	O
one-click	O
hosting	O
sites	O
.	O
</s>
<s>
JDownloader	B-Application
supports	O
the	O
use	O
of	O
premium	O
accounts	O
.	O
</s>
<s>
Some	O
parts	O
of	O
the	O
code	O
are	O
open-source	B-Application
.	O
</s>
<s>
In	O
2011	O
,	O
JDownloader	B-Application
was	O
superseded	O
by	O
its	O
successor	O
,	O
JDownloader	B-Application
2	O
.	O
</s>
<s>
While	O
support	O
for	O
the	O
original	O
JDownloader	B-Application
still	O
exists	O
on	O
forums	O
,	O
the	O
official	O
site	O
only	O
lists	O
JDownloader	B-Application
2	O
.	O
</s>
<s>
Mid-2012	O
there	O
were	O
complaints	O
that	O
JDownloader	B-Application
's	O
installer	O
added	O
adware	O
without	O
the	O
user	O
's	O
consent	O
.	O
</s>
<s>
The	O
JDownloader	B-Application
installation	O
contains	O
adware	O
according	O
to	O
several	O
sources	O
,	O
including	O
the	O
developer	O
's	O
own	O
forums	O
.	O
</s>
<s>
In	O
June	O
2013	O
,	O
JDownloader	B-Application
's	O
ability	O
to	O
download	O
copyrighted	O
and	O
protected	O
RTMPE	O
streams	O
was	O
considered	O
illegal	O
by	O
a	O
German	O
court	O
.	O
</s>
<s>
The	O
developers	O
stated	O
that	O
the	O
license	O
may	O
change	O
—	O
the	O
program	O
will	O
remain	O
open	O
source	O
,	O
but	O
will	O
get	O
a	O
license	O
which	O
allows	O
closed-source	B-Application
parts	O
.	O
</s>
<s>
Versions	O
run	O
under	O
(	O
Microsoft	B-Application
Windows	I-Application
,	O
Linux	B-Application
,	O
Mac	B-Device
,	O
etc	O
.	O
</s>
<s>
JDownloader	B-Application
supports	O
"	O
waiting	O
time	O
"	O
and	O
CAPTCHA	O
recognition	O
on	O
many	O
file	O
hosting	O
sites	O
,	O
enabling	O
batch	O
downloads	O
without	O
user	O
input	O
.	O
</s>
<s>
It	O
also	O
supports	O
Metalink	B-Application
,	O
a	O
format	O
for	O
listing	O
multiple	O
mirrors	O
.	O
</s>
<s>
Software	O
updates	O
and	O
minor	O
patches	O
are	O
released	O
frequently	O
;	O
by	O
default	O
JDownloader	B-Application
updates	O
itself	O
upon	O
initialization	O
.	O
</s>
<s>
JDownloader	B-Application
uses	O
a	O
continuous	O
deployment	O
system	O
where	O
modifications	O
to	O
the	O
program	O
code	O
(	O
e.g.	O
</s>
