<s>
Konqueror	O
is	O
a	O
free	B-License
and	I-License
open-source	I-License
web	B-Application
browser	I-Application
and	O
file	B-Application
manager	I-Application
that	O
provides	O
web	O
access	O
and	O
file-viewer	B-Application
functionality	O
for	O
file	O
systems	O
(	O
such	O
as	O
local	O
files	O
,	O
files	O
on	O
a	O
remote	O
FTP	B-Protocol
server	I-Protocol
and	O
files	O
in	O
a	O
disk	O
image	O
)	O
.	O
</s>
<s>
It	O
forms	O
a	O
core	O
part	O
of	O
the	O
KDE	B-Language
Software	I-Language
Compilation	I-Language
.	O
</s>
<s>
Developed	O
by	O
volunteers	O
,	O
Konqueror	O
can	O
run	O
on	O
most	O
Unix-like	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
.	O
</s>
<s>
The	O
KDE	B-Application
community	I-Application
licenses	O
and	O
distributes	O
Konqueror	O
under	O
GNU	B-License
GPL-2.0-or-later	I-License
.	O
</s>
<s>
The	O
name	O
"	O
Konqueror	O
"	O
echoes	O
a	O
colonization	O
paradigm	O
to	O
reference	O
the	O
two	O
primary	O
competitors	O
at	O
the	O
time	O
of	O
the	O
browser	B-Application
's	O
first	O
release	O
:	O
"	O
first	O
comes	O
the	O
Navigator	B-Protocol
,	O
then	O
Explorer	B-Application
,	O
and	O
then	O
the	O
Konqueror	O
"	O
.	O
</s>
<s>
It	O
also	O
follows	O
the	O
KDE	B-Application
naming	O
convention	O
:	O
the	O
names	O
of	O
most	O
KDE	B-Application
programs	O
begin	O
with	O
the	O
letter	O
K	O
.	O
</s>
<s>
Konqueror	O
first	O
appeared	O
with	O
version	O
2	O
of	O
KDE	B-Application
on	O
October	O
23	O
,	O
2000	O
.	O
</s>
<s>
It	O
replaces	O
its	O
predecessor	O
,	O
KFM	O
(	O
KDE	B-Application
file	B-Application
manager	I-Application
)	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
KDE	B-Language
4	I-Language
,	O
Dolphin	B-Application
replaced	O
Konqueror	O
as	O
the	O
default	O
KDE	B-Application
file	B-Application
manager	I-Application
,	O
but	O
the	O
KDE	B-Application
community	I-Application
continues	O
to	O
maintain	O
Konqueror	O
as	O
the	O
default	O
KDE	B-Application
web	B-Application
browser	I-Application
.	O
</s>
<s>
Konqueror	O
can	O
utilize	O
all	O
KIOslaves	B-Language
installed	O
on	O
the	O
user	O
's	O
system	O
.	O
</s>
<s>
A	O
complete	O
list	O
is	O
available	O
in	O
the	O
KDE	B-Application
Info	O
Center	O
's	O
Protocols	O
section	O
.	O
</s>
<s>
Konqueror	O
's	O
user	B-Application
interface	I-Application
is	O
somewhat	O
reminiscent	O
of	O
Microsoft	O
's	O
Internet	B-Application
Explorer	I-Application
,	O
though	O
it	O
is	O
more	O
customizable	O
.	O
</s>
<s>
For	O
example	O
,	O
one	O
could	O
have	O
an	O
Internet	O
bookmarks	O
panel	O
on	O
the	O
left	O
side	O
of	O
the	O
browser	B-Application
window	O
,	O
and	O
by	O
clicking	O
a	O
bookmark	O
,	O
the	O
respective	O
web	O
page	O
would	O
be	O
viewed	O
in	O
the	O
larger	O
panel	O
to	O
the	O
right	O
.	O
</s>
<s>
Alternatively	O
,	O
one	O
could	O
display	O
a	O
hierarchical	O
list	O
of	O
folders	B-Application
in	O
one	O
panel	O
and	O
the	O
content	O
of	O
the	O
selected	O
folder	O
in	O
another	O
.	O
</s>
<s>
Panels	O
are	O
quite	O
flexible	O
and	O
can	O
even	O
include	O
,	O
among	O
other	O
KParts	B-Language
(	O
components	O
)	O
,	O
a	O
console	O
window	O
,	O
a	O
text	O
editor	O
,	O
a	O
media	O
player	O
.	O
</s>
<s>
(	O
For	O
example	O
,	O
"	O
Midnight	B-Protocol
Commander	I-Protocol
"	O
displays	O
a	O
screen	O
split	O
into	O
two	O
panels	O
,	O
where	O
each	O
one	O
contains	O
a	O
folder	O
,	O
Web	O
site	O
,	O
or	O
file	O
view	O
.	O
)	O
</s>
<s>
The	O
address	O
bar	O
has	O
extensive	O
autocompletion	O
support	O
for	O
local	O
directories	B-Application
,	O
past	O
URLs	O
,	O
and	O
past	O
search	O
terms	O
.	O
</s>
<s>
Konqueror	O
has	O
been	O
developed	O
as	O
an	O
autonomous	O
web	B-Application
browser	I-Application
project	O
.	O
</s>
<s>
It	O
uses	O
KHTML	B-Language
as	O
its	O
browser	B-Protocol
engine	I-Protocol
,	O
which	O
is	O
compliant	O
with	O
HTML	B-Language
and	O
supports	O
JavaScript	B-Language
,	O
Java	B-Application
applets	I-Application
,	O
CSS	B-Language
,	O
SSL	B-Protocol
,	O
and	O
other	O
relevant	O
open	O
standards	O
.	O
</s>
<s>
An	O
alternative	O
layout	B-Protocol
engine	I-Protocol
,	O
kwebkitpart	O
,	O
is	O
available	O
from	O
the	O
Extragear	O
.	O
</s>
<s>
While	O
KHTML	B-Language
is	O
the	O
default	O
web-rendering	O
engine	O
,	O
Konqueror	O
is	O
a	O
modular	O
application	O
and	O
other	O
rendering	B-Protocol
engines	I-Protocol
are	O
available	O
.	O
</s>
<s>
In	O
particular	O
,	O
the	O
WebKitPart	O
component	O
using	O
the	O
KHTML-derived	O
WebKit	B-Language
engine	O
has	O
seen	O
a	O
lot	O
of	O
support	O
in	O
the	O
KDE	B-Language
4	I-Language
series	O
.	O
</s>
<s>
However	O
,	O
the	O
KHTML	B-Language
rendering	O
backend	O
contains	O
unique	O
features	O
,	O
such	O
as	O
the	O
ability	O
save	O
a	O
full	O
archive	O
of	O
any	O
given	O
webpage	O
into	O
a	O
single	O
file	O
with	O
the	O
"	O
.war	O
"	O
extension	O
.	O
</s>
<s>
Konqueror	O
integrates	O
several	O
customizable	O
search	B-Application
services	I-Application
which	O
can	O
be	O
accessed	O
by	O
entering	O
the	O
service	O
's	O
abbreviation	O
code	O
(	O
for	O
example	O
,	O
gg	O
:	O
for	O
Google	B-Application
,	O
or	O
wp	O
:	O
for	O
Wikipedia	O
)	O
followed	O
by	O
the	O
search	O
term(s )	O
.	O
</s>
<s>
One	O
can	O
add	O
their	O
own	O
search	B-Application
service	I-Application
;	O
for	O
instance	O
,	O
to	O
retrieve	O
English	O
Wikipedia	O
articles	O
,	O
a	O
shortcut	O
may	O
be	O
added	O
with	O
the	O
URL	O
http://en.wikipedia.org/wiki/Special:Search?search=\{@}&go=Go	O
.	O
</s>
<s>
KHTML	B-Language
's	O
rendering	O
speed	O
is	O
on	O
par	O
with	O
that	O
of	O
competing	O
browsers	B-Application
,	O
but	O
sites	O
with	O
customized	O
JavaScript	B-Language
are	O
often	O
problematic	O
due	O
to	O
KHTML	B-Language
's	O
much	O
smaller	O
mind	O
-	O
and	O
market-share	B-Application
,	O
resulting	O
in	O
fewer	O
JavaScript	B-Language
features	O
built	O
into	O
the	O
JS	O
engine	O
.	O
</s>
<s>
Kubuntu	B-Application
's	O
10.10	O
Maverick	O
Meerkat	O
release	O
switched	O
the	O
default	O
browser	B-Application
from	O
Konqueror	O
to	O
rekonq	B-Language
,	O
as	O
well	O
as	O
a	O
Firefox	B-Application
installer	O
being	O
added	O
.	O
</s>
<s>
Kubuntu	B-Application
subsequently	O
switched	O
from	O
rekonq	B-Language
to	O
Firefox	B-Application
,	O
with	O
the	O
release	O
of	O
14.04	O
Trusty	O
Tahr	O
.	O
</s>
<s>
Konqueror	O
also	O
allows	O
browsing	O
the	O
local	O
directory	B-Application
hierarchy	O
—	O
either	O
by	O
entering	O
locations	O
in	O
the	O
address	O
bar	O
,	O
or	O
by	O
selecting	O
items	O
in	O
the	O
file	B-Application
browser	I-Application
window	O
.	O
</s>
<s>
Files	O
can	O
also	O
be	O
executed	B-General_Concept
,	O
viewed	O
,	O
copied	O
,	O
moved	O
,	O
and	O
deleted	O
.	O
</s>
<s>
The	O
user	O
can	O
also	O
open	O
an	O
embedded	O
version	O
of	O
Konsole	B-Language
,	O
via	O
KDE	B-Application
's	O
KParts	B-Language
technology	O
,	O
in	O
which	O
they	O
can	O
directly	O
execute	O
shell	O
commands	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
Konsole	B-Language
KPart	B-Language
,	O
Konqueror	O
can	O
also	O
use	O
a	O
Filelight	B-Language
KPart	B-Language
,	O
to	O
view	O
a	O
radial	O
diagram	O
of	O
the	O
user	O
's	O
filesystem	O
.	O
</s>
<s>
Although	O
this	O
functionality	O
has	O
not	O
been	O
removed	O
from	O
Konqueror	O
,	O
as	O
of	O
KDE	B-Language
4	I-Language
,	O
Dolphin	B-Application
has	O
replaced	O
Konqueror	O
as	O
the	O
default	O
file	B-Application
manager	I-Application
.	O
</s>
<s>
Dolphin	B-Application
can	O
–	O
like	O
Konqueror	O
–	O
divide	O
each	O
window	O
or	O
tab	O
into	O
multiple	O
panes	O
.	O
</s>
<s>
Using	O
the	O
KParts	B-Language
object	B-Application
model	I-Application
,	O
Konqueror	O
executes	O
components	O
that	O
are	O
capable	O
of	O
viewing	O
(	O
and	O
sometimes	O
editing	O
)	O
specific	O
filetypes	O
and	O
embeds	O
their	O
client	O
area	O
directly	O
into	O
the	O
Konqueror	O
panel	O
in	O
which	O
the	O
respective	O
files	O
have	O
been	O
opened	O
.	O
</s>
<s>
This	O
makes	O
it	O
possible	O
to	O
,	O
for	O
example	O
,	O
view	O
an	O
OpenDocument	B-Application
(	O
via	O
Calligra	B-Application
)	O
or	O
PDF	B-Application
document	O
directly	O
within	O
Konqueror	O
.	O
</s>
<s>
Any	O
application	O
that	O
implements	O
the	O
KParts	B-Language
model	O
correctly	O
can	O
be	O
embedded	O
in	O
this	O
fashion	O
.	O
</s>
<s>
KParts	B-Language
can	O
also	O
be	O
used	O
to	O
embed	O
certain	O
types	O
of	O
multimedia	O
content	O
into	O
HTML	B-Language
pages	O
;	O
for	O
example	O
,	O
the	O
KMPlayer	O
KPart	B-Language
enables	O
Konqueror	O
to	O
show	O
embedded	O
video	O
on	O
web	O
pages	O
.	O
</s>
<s>
In	O
addition	O
to	O
browsing	O
files	O
and	O
web	O
sites	O
,	O
Konqueror	O
utilizes	O
KIO	B-Language
plugins	O
to	O
extend	O
its	O
capabilities	O
well	O
beyond	O
those	O
of	O
other	O
browsers	B-Application
and	O
file	B-Application
managers	I-Application
.	O
</s>
<s>
It	O
uses	O
components	O
of	O
KIO	B-Language
,	O
the	O
KDE	B-Application
I/O	O
plugin	O
system	O
,	O
to	O
access	O
different	O
protocols	O
such	O
as	O
HTTP	B-Protocol
and	O
FTP	B-Protocol
(	O
support	O
for	O
these	O
is	O
built-in	O
)	O
,	O
WebDAV	B-Protocol
,	O
SMB	B-Operating_System
(	O
Windows	O
shares	O
)	O
,	O
SFTP	B-Protocol
and	O
FISH	B-Protocol
(	O
a	O
handy	O
replacement	O
to	O
the	O
latter	O
when	O
the	O
SFTP	B-Protocol
subsystem	O
is	O
disabled	O
on	O
the	O
remote	O
host	O
)	O
.	O
</s>
<s>
Similarly	O
,	O
Konqueror	O
can	O
use	O
KIO	B-Language
plugins	O
(	O
called	O
IOslaves	O
)	O
to	O
access	O
ZIP	B-General_Concept
files	I-General_Concept
and	O
other	O
archives	O
,	O
to	O
process	O
ed2k	O
links	O
(	O
edonkey/emule	O
)	O
,	O
or	O
even	O
to	O
browse	O
audio	B-Device
CDs	I-Device
,	O
(	O
"	O
audiocd:/	O
"	O
)	O
and	O
rip	O
them	O
via	O
drag-and-drop	O
.	O
</s>
<s>
Likewise	O
,	O
the	O
"	O
man	B-Protocol
:	O
"	O
and	O
"	O
info	O
:	O
"	O
IOslaves	O
can	O
be	O
used	O
to	O
fetch	O
man	B-Protocol
and	O
info	O
formatted	O
documentation	O
.	O
</s>
<s>
An	O
embedded	B-Architecture
systems	I-Architecture
version	O
,	O
Konqueror	O
Embedded	O
is	O
.	O
</s>
<s>
Unlike	O
the	O
full	O
version	O
of	O
Konqueror	O
,	O
Embedded	O
Konqueror	O
is	O
purely	O
a	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
It	O
does	O
not	O
require	O
KDE	B-Application
or	O
even	O
the	O
X	B-Operating_System
window	I-Operating_System
system	I-Operating_System
.	O
</s>
<s>
A	O
single	O
static	O
library	O
,	O
it	O
is	O
designed	O
to	O
be	O
as	O
small	O
as	O
possible	O
,	O
while	O
providing	O
all	O
necessary	O
functions	O
of	O
a	O
web	B-Application
browser	I-Application
,	O
such	O
as	O
support	O
for	O
HTML	B-Language
4	O
,	O
CSS	B-Language
,	O
JavaScript	B-Language
,	O
cookies	B-Application
,	O
and	O
SSL	B-Protocol
.	O
</s>
<s>
KGet	B-Language
is	O
a	O
free	B-Application
download	B-Protocol
manager	I-Protocol
for	O
KDE	B-Application
and	O
is	O
the	O
default	O
download	B-Protocol
manager	I-Protocol
for	O
Konqueror	O
.	O
</s>
<s>
It	O
is	O
part	O
of	O
the	O
KDE	B-Application
Network	O
package	O
.	O
</s>
<s>
By	O
default	O
it	O
is	O
the	O
download	B-Protocol
manager	I-Protocol
used	O
for	O
Konqueror	O
,	O
but	O
can	O
also	O
be	O
used	O
with	O
Mozilla	B-Application
Firefox	I-Application
and	O
Chromium-based	O
web	B-Application
browsers	I-Application
as	O
well	O
as	O
rekonq	B-Language
.	O
</s>
<s>
KGet	B-Language
was	O
featured	O
by	O
Tux	O
Magazine	O
and	O
Free	B-Application
Software	I-Application
Magazine	I-Application
.	O
</s>
<s>
On	O
KDE	B-Language
3	I-Language
,	O
KGet	B-Language
0.8.x	O
,	O
1	O
supported	O
HTTP/FTP	O
download	O
.	O
</s>
<s>
On	O
KDE	B-Language
Software	I-Language
Compilation	I-Language
4	I-Language
,	O
KGet	B-Language
2	O
was	O
released	O
;	O
it	O
supported	O
bandwidth	O
throttling	O
segmentation	O
,	O
multi-threading	O
,	O
and	O
the	O
BitTorrent	B-Protocol
protocol	I-Protocol
.	O
</s>
<s>
Downloading	O
files	O
from	O
FTP	B-Protocol
,	O
HTTP(S )	O
and	O
BitTorrent	B-Protocol
sources	O
.	O
</s>
<s>
Integration	O
with	O
the	O
KDE	B-Application
Konqueror	O
and	O
Rekonq	B-Language
web	B-Application
browsers	I-Application
.	O
</s>
<s>
Metalink	B-Application
support	O
which	O
contain	O
multiple	O
URLs	O
for	O
downloads	O
,	O
along	O
with	O
checksums	O
and	O
other	O
information	O
.	O
</s>
<s>
Automatically	O
tags	O
downloaded	O
files	O
with	O
download	O
information	O
(	O
such	O
as	O
the	O
download	O
URL	O
)	O
using	O
Nepomuk	B-Language
.	O
</s>
