<s>
ScrapBook	B-Operating_System
is	O
an	O
extension	B-Operating_System
for	O
the	O
Mozilla	B-Application
Firefox	I-Application
web	B-Application
browser	I-Application
which	O
adds	O
enhanced	O
scrapbooking	O
,	O
page	O
saving	O
,	O
bookmarking	O
,	O
and	O
notetaking	O
functionality	O
.	O
</s>
<s>
ScrapBook	B-Operating_System
saves	O
web	O
pages	O
in	O
the	O
local	O
computer	O
.	O
</s>
<s>
As	O
Firefox	B-Application
no	O
longer	O
supports	O
legacy	O
add-ons	B-Operating_System
since	O
version	O
57	O
,	O
the	O
development	O
of	O
ScrapBook	B-Operating_System
has	O
been	O
stopped	O
and	O
it	O
is	O
now	O
referred	O
as	O
"	O
legacy	O
ScrapBook	B-Operating_System
"	O
.	O
</s>
<s>
It	O
still	O
works	O
in	O
a	O
Firefox	B-Application
fork	O
that	O
supports	O
the	O
legacy	O
XUL/XPCOM	O
framework	O
,	O
such	O
as	O
Pale	B-Protocol
Moon	I-Protocol
and	O
Waterfox	B-Language
.	O
</s>
<s>
There	O
are	O
also	O
successor	O
browser	B-Application
extension	B-Operating_System
projects	O
that	O
provides	O
similar	O
features	O
in	O
modern	O
browsers	B-Application
,	O
such	O
as	O
WebScrapBook	O
and	O
ScrapBee	O
.	O
</s>
<s>
ScrapBook	B-Operating_System
was	O
initially	O
developed	O
at	O
Murota	O
Laboratory	O
,	O
which	O
is	O
a	O
member	O
of	O
the	O
Chair	O
of	O
Human	O
Resource	O
Development	O
in	O
the	O
Department	O
of	O
Human	O
System	O
Science	O
at	O
Graduate	O
School	O
of	O
Decision	O
Science	O
and	O
Technology	O
,	O
Tokyo	O
Institute	O
of	O
Technology	O
.	O
</s>
<s>
ScrapBook	B-Operating_System
won	O
the	O
"	O
Most	O
Useful	O
Upgraded	O
Extension	B-Operating_System
"	O
award	O
in	O
Mozilla	O
's	O
2006	O
"	O
Extend	O
Firefox	B-Application
"	O
competition	O
.	O
</s>
<s>
The	O
development	O
of	O
ScrapBook	B-Operating_System
has	O
been	O
slow	O
since	O
around	O
2012	O
,	O
and	O
many	O
issues	O
has	O
remained	O
unfixed	O
.	O
</s>
<s>
Several	O
clones	O
has	O
been	O
created	O
,	O
such	O
as	O
ScrapBook	B-Operating_System
Plus	O
,	O
ScrapBook	B-Operating_System
Plus	O
2	O
and	O
ScrapBook	B-Operating_System
Lite	O
,	O
but	O
development	O
of	O
all	O
of	O
them	O
has	O
been	O
discontinued	O
.	O
</s>
<s>
Danny	O
Lin	O
took	O
over	O
and	O
created	O
ScrapBook	B-Operating_System
X	O
,	O
which	O
is	O
built	O
on	O
the	O
source	O
code	O
of	O
its	O
successors	O
.	O
</s>
<s>
It	O
keeps	O
mostly	O
the	O
architecture	O
of	O
ScrapBook	B-Operating_System
,	O
but	O
has	O
added	O
new	O
features	O
and	O
bug	O
fixes	O
.	O
</s>
<s>
The	O
project	O
also	O
added	O
or	O
took	O
over	O
several	O
Firefox	B-Operating_System
add-ons	I-Operating_System
that	O
extend	O
the	O
functionality	O
of	O
ScrapBook	B-Operating_System
,	O
such	O
as	O
:	O
</s>
<s>
ScrapBook	B-Operating_System
X	O
MAF	O
Creator	O
,	O
which	O
converts	O
the	O
ScrapBook	B-Operating_System
data	O
items	O
into	O
MAFF	B-Operating_System
format	I-Operating_System
(	O
open	O
format	O
enabling	O
whole	O
webpages	O
to	O
be	O
saved	O
in	O
a	O
single	O
file	O
[	O
renaming	O
the	O
extension	B-Operating_System
in	O
the	O
.zip	B-General_Concept
extension	B-Operating_System
will	O
make	O
the	O
archive	O
accessible	O
even	O
by	O
web	B-Application
browsers	I-Application
that	O
do	O
not	O
support	O
the	O
format ]	O
)	O
,	O
which	O
can	O
be	O
opened	O
with	O
Firefox	B-Application
's	O
MAF	O
add-on	B-Operating_System
.	O
</s>
<s>
ScrapBook	B-Operating_System
X	O
CopyPageInfo	O
,	O
which	O
copies	O
to	O
clipboard	O
the	O
information	O
of	O
single	O
or	O
multiple	O
ScrapBook	B-Operating_System
data	O
items	O
with	O
the	O
possibility	O
to	O
format	O
it	O
in	O
pre-defined	O
or	O
custom	O
formats	O
,	O
which	O
is	O
useful	O
for	O
creating	O
formatted	O
bibliography	O
references	O
,	O
for	O
example	O
in	O
BibTeX	B-Language
.	O
</s>
<s>
ScrapBook	B-Operating_System
X	O
AutoSave	O
,	O
which	O
automatically	O
captures	O
webpages	O
on	O
browsing	O
them	O
.	O
</s>
<s>
ScrapBook	B-Operating_System
X	O
File	O
Converter	O
,	O
which	O
converts	O
other	O
formats	O
(	O
,	O
,	O
,	O
,	O
,	O
etc	O
.	O
)	O
</s>
<s>
into	O
ScrapBook	B-Operating_System
X	O
export	O
format	O
or	O
back	O
,	O
which	O
can	O
then	O
be	O
imported	O
into	O
ScrapBook	B-Operating_System
or	O
ScrapBook	B-Operating_System
X	O
.	O
</s>
<s>
It	O
also	O
allows	O
the	O
backup	O
of	O
the	O
whole	O
ScrapBook	B-Operating_System
or	O
ScrapBook	B-Operating_System
X	O
data	O
folder	O
.	O
</s>
<s>
where	O
Scrapbook	B-Operating_System
X	O
is	O
thoroughly	O
analysed	O
and	O
discussed	O
as	O
an	O
example	O
of	O
scrapbooking	O
tool	O
for	O
scholars	O
:	O
</s>
<s>
The	O
abstract	O
of	O
this	O
article	O
additionally	O
describes	O
what	O
ScrapBook	B-Operating_System
X	O
does	O
(	O
and	O
,	O
to	O
some	O
extent	O
,	O
ScrapBook	B-Operating_System
)	O
:	O
</s>
<s>
is	O
the	O
successor	O
browser	B-Application
extension	B-Operating_System
of	O
ScrapBook	B-Operating_System
X	O
written	O
in	O
WebExtension	B-Operating_System
and	O
supports	O
Firefox	B-Application
and	O
Chromium-based	O
browsers	B-Application
,	O
and	O
mobile	O
browsers	B-Application
based	O
on	O
them	O
.	O
</s>
<s>
WebScrapBook	O
supports	O
most	O
features	O
of	O
legacy	O
ScrapBook	B-Operating_System
X	O
,	O
and	O
has	O
improved	O
and	O
added	O
several	O
features	O
introduced	O
by	O
modern	O
browsers	B-Application
.	O
</s>
<s>
The	O
data	O
scheme	O
of	O
WebScrapBook	O
has	O
been	O
changed	O
to	O
be	O
more	O
compatible	O
with	O
a	O
modern	O
web	B-Application
browser	I-Application
without	O
a	O
browser	B-Application
extension	B-Operating_System
,	O
an	O
advanced	O
browser	B-Application
configuration	O
,	O
or	O
a	O
local	O
server	O
.	O
</s>
<s>
As	O
a	O
result	O
,	O
WebScrapBook	O
data	O
cannot	O
be	O
used	O
interchangeably	O
with	O
legacy	O
ScrapBook	B-Operating_System
's	O
.	O
</s>
<s>
Nevertheless	O
,	O
PyWebScrapBook	O
provides	O
a	O
CLI	B-Application
tool	O
to	O
migrate	O
legacy	O
ScrapBook	B-Operating_System
data	O
to	O
WebScrapBook	O
format	O
.	O
</s>
<s>
Conversion	O
from	O
WebScrapBook	O
to	O
ScrapBook	B-Operating_System
is	O
also	O
available	O
,	O
but	O
WebScrapBook	O
new	O
feature	O
related	O
information	O
will	O
lose	O
permanently	O
.	O
</s>
<s>
is	O
a	O
WebExtension	B-Operating_System
Firefox	B-Operating_System
add-on	I-Operating_System
(	O
and	O
works	O
with	O
a	O
local	O
backend	O
server	O
)	O
that	O
supports	O
accessing	O
legacy	O
ScrapBook	B-Operating_System
data	O
.	O
</s>
<s>
However	O
,	O
the	O
data	O
scheme	O
has	O
been	O
changed	O
slightly	O
and	O
thus	O
data	O
generated	O
by	O
ScrapBee	O
cannot	O
be	O
accessed	O
by	O
legacy	O
ScrapBook	B-Operating_System
.	O
</s>
<s>
is	O
a	O
WebExtension	B-Operating_System
Firefox	B-Operating_System
add-on	I-Operating_System
that	O
supports	O
management	O
of	O
scrapbooks	B-Operating_System
stored	O
in	O
the	O
browser	B-Application
internal	O
storage	O
(	O
IndexedDB	O
)	O
.	O
</s>
<s>
Legacy	O
ScrapBook	B-Operating_System
data	O
can	O
be	O
imported	O
through	O
a	O
helper	O
application	O
.	O
</s>
