<s>
Conkeror	B-Protocol
is	O
a	O
Mozilla-based	O
web	B-Application
browser	I-Application
designed	O
to	O
be	O
navigated	O
primarily	O
by	O
a	O
computer	B-Device
keyboard	I-Device
.	O
</s>
<s>
Its	O
design	O
is	O
mainly	O
patterned	O
after	O
the	O
text	O
editor	O
GNU	B-Application
Emacs	I-Application
,	O
with	O
some	O
influence	O
from	O
other	O
programs	O
,	O
including	O
vi	B-Application
.	O
</s>
<s>
It	O
was	O
originally	O
written	O
by	O
Shawn	O
Betts	O
,	O
the	O
primary	O
author	O
of	O
keyboard-driven	O
ratpoison	B-Language
and	O
Stumpwm	B-Language
tiling	O
window	O
managers	O
.	O
</s>
<s>
Formerly	O
an	O
extension	B-Operating_System
for	O
the	O
Mozilla	B-Application
Firefox	I-Application
browser	B-Application
,	O
it	O
is	O
now	O
developed	O
for	O
XULRunner	B-Language
as	O
a	O
stand-alone	O
application	O
.	O
</s>
<s>
Since	O
Firefox	B-Application
52	O
ESR	O
(	O
September	O
2018	O
)	O
,	O
when	O
the	O
last	O
official	O
Mozilla	B-Operating_System
browser	B-Application
that	O
supported	O
XULRunner	B-Language
reached	O
end-of-life	O
,	O
there	O
is	O
no	O
officially-supported	O
browser	B-Application
from	O
Mozilla	B-Operating_System
for	O
Conkeror	B-Protocol
to	O
be	O
based	O
on	O
.	O
</s>
<s>
Firefox	B-Application
forks	B-Application
like	O
Pale	B-Protocol
Moon	I-Protocol
and	O
Waterfox	B-Language
continue	O
to	O
bundle	O
XULRunner	B-Language
and	O
can	O
be	O
used	O
to	O
run	O
Conkeror	B-Protocol
.	O
</s>
<s>
Conkeror	B-Protocol
is	O
released	O
under	O
the	O
same	O
set	O
of	O
free	B-License
software	I-License
licenses	I-License
as	O
Mozilla	B-Operating_System
:	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
,	O
the	O
GNU	B-Application
Lesser	I-Application
General	I-Application
Public	I-Application
License	I-Application
,	O
and	O
the	O
Mozilla	B-License
Public	I-License
License	I-License
.	O
</s>
<s>
Conkeror	B-Protocol
emphasizes	O
Emacs-derived	O
key	O
bindings	O
and	O
keyboard-based	O
browser	B-Application
navigation	O
.	O
</s>
<s>
By	O
pressing	O
a	O
key	O
(	O
f	O
,	O
for	O
"	O
follow	O
"	O
,	O
by	O
default	O
)	O
,	O
Conkeror	B-Protocol
brings	O
up	O
a	O
small	O
,	O
numbered	O
label	O
beside	O
every	O
element	O
within	O
the	O
current	O
view	O
on	O
the	O
page	O
that	O
can	O
be	O
clicked	O
.	O
</s>
<s>
Conkeror	B-Protocol
has	O
a	O
large	O
number	O
of	O
standard	O
key	O
bindings	O
,	O
and	O
more	O
can	O
be	O
added	O
.	O
</s>
<s>
Like	O
Emacs	B-Application
,	O
Conkeror	B-Protocol
makes	O
use	O
of	O
buffers	O
in	O
order	O
to	O
allow	O
multiple	O
pages	O
to	O
remain	O
open	O
at	O
the	O
same	O
time	O
(	O
similar	O
to	O
tabs	O
in	O
traditional	O
browsers	B-Application
)	O
.	O
</s>
<s>
The	O
Conkeror	B-Protocol
browser	B-Application
can	O
be	O
customized	O
in	O
many	O
ways	O
using	O
JavaScript	B-Language
as	O
the	O
scripting	O
language	O
,	O
much	O
in	O
the	O
way	O
that	O
Emacs	B-Application
uses	O
Emacs	B-Operating_System
Lisp	I-Operating_System
.	O
</s>
<s>
By	O
default	O
,	O
Conkeror	B-Protocol
looks	O
for	O
these	O
customizations	O
in	O
~	O
/.conkerorrc	O
.	O
</s>
<s>
Conkeror	B-Protocol
also	O
ships	O
with	O
a	O
number	O
of	O
loadable	O
JavaScript	B-Language
modules	O
,	O
some	O
of	O
which	O
provide	O
core	O
functionality	O
;	O
others	O
are	O
user-loadable	O
and	O
provide	O
additional	O
functionality	O
.	O
</s>
<s>
Conkeror	B-Protocol
has	O
modes	O
in	O
which	O
the	O
key	O
bindings	O
,	O
page	O
display	O
or	O
browser	B-Application
behaviour	O
become	O
uri-specific	O
.	O
</s>
<s>
Other	O
modes	O
include	O
those	O
for	O
Google	B-Application
Maps	I-Application
,	O
Reddit	B-Application
and	O
YouTube	B-General_Concept
,	O
and	O
modes	O
can	O
be	O
user-defined	O
as	O
well	O
.	O
</s>
<s>
The	O
name	O
of	O
the	O
browser	B-Application
is	O
pronounced	O
identically	O
to	O
that	O
of	O
the	O
Konqueror	B-Application
web	B-Application
browser	I-Application
from	O
the	O
KDE	B-Application
suite	O
of	O
desktop	O
software	O
,	O
although	O
according	O
to	O
the	O
Conkeror	B-Protocol
FAQ	O
,	O
"	O
the	O
full	O
name	O
of	O
the	O
browser	B-Application
in	O
spoken	O
English	O
is	O
'	O
Conkeror	B-Protocol
(	O
with	O
a	O
C	O
)	O
to	O
avoid	O
confusion	O
.	O
</s>
<s>
Also	O
according	O
to	O
the	O
FAQ	O
,	O
the	O
name	O
derives	O
from	O
the	O
name	O
given	O
to	O
the	O
winner	O
of	O
a	O
game	O
of	O
conkers	O
,	O
a	O
children	O
's	O
game	O
involving	O
horse	O
chestnuts	O
on	O
a	O
string	O
,	O
as	O
well	O
as	O
from	O
a	O
brand	O
of	O
beer	O
also	O
called	O
Conkeror	B-Protocol
.	O
</s>
