<s>
Smultron	B-Operating_System
is	O
a	O
text	B-Application
editor	I-Application
for	O
macOS	B-Application
that	O
is	O
designed	O
for	O
both	O
beginners	O
and	O
advanced	O
users	O
,	O
named	O
after	O
the	O
Swedish	O
word	O
for	O
the	O
woodland	O
strawberry	O
.	O
</s>
<s>
It	O
was	O
originally	O
published	O
as	O
free	B-Application
software	I-Application
but	O
is	O
now	O
sold	O
through	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Objective-C	B-Language
using	O
the	O
Cocoa	B-Operating_System
API	I-Operating_System
,	O
and	O
is	O
able	O
to	O
edit	O
and	O
save	O
many	O
different	O
file	O
types	O
.	O
</s>
<s>
Smultron	B-Operating_System
also	O
includes	O
syntax	O
highlighting	O
with	O
support	O
for	O
many	O
popular	O
programming	O
languages	O
including	O
C	B-Language
,	O
C++	B-Language
,	O
LISP	B-Language
,	O
Java	B-Language
,	O
Python	B-Language
,	O
PHP	B-Application
,	O
Ruby	B-Language
,	O
HTML	B-Language
,	O
XML	B-Protocol
,	O
CSS	B-Language
,	O
Prolog	B-Language
,	O
IDL	O
and	O
D	O
.	O
</s>
<s>
Smultron	B-Operating_System
only	O
works	O
with	O
plain	O
text	O
files	O
,	O
without	O
support	O
for	O
images	O
or	O
graphics	O
.	O
</s>
<s>
Smultron	B-Operating_System
has	O
many	O
syntax	O
highlighting	O
and	O
text	B-General_Concept
encoding	I-General_Concept
options	O
.	O
</s>
<s>
It	O
can	O
be	O
helpful	O
in	O
the	O
quick	O
creation	O
of	O
websites	O
,	O
and	O
allows	O
the	O
user	O
to	O
utilize	O
and	O
customize	O
shortcuts	O
for	O
quick	O
coding	O
implementations	O
,	O
snippets	B-Application
and	O
file	O
organization	O
.	O
</s>
<s>
Other	O
features	O
include	O
split	O
file	O
view	O
,	O
line	B-Algorithm
wrapping	I-Algorithm
,	O
incremental	B-Application
search	I-Application
,	O
a	O
command	O
line	O
utility	O
,	O
line	B-Application
numbers	I-Application
,	O
and	O
an	O
HTML	B-Language
preview	O
.	O
</s>
<s>
Smultron	B-Operating_System
was	O
created	O
by	O
Swedish	O
programmer	O
Peter	O
Borg	O
as	O
his	O
first	O
open-source	B-License
project	O
,	O
in	O
order	O
to	O
fix	O
what	O
he	O
perceived	O
as	O
a	O
lack	O
of	O
free	O
,	O
advanced	O
,	O
easy-to-use	O
Mac	O
text	B-Application
editors	I-Application
at	O
the	O
time	O
.	O
</s>
<s>
Its	O
first	O
version	O
was	O
released	O
for	O
free	O
on	O
SourceForge	B-Application
in	O
2004	O
,	O
and	O
has	O
since	O
received	O
significant	O
support	O
and	O
feedback	O
from	O
the	O
Mac	O
open-source	B-License
community	O
..	O
</s>
<s>
Smultron	B-Operating_System
2	O
added	O
a	O
new	O
projects	O
drawer	O
to	O
organize	O
files	O
,	O
and	O
added	O
a	O
tab	O
bar	O
to	O
switch	O
between	O
open	O
documents	O
,	O
in	O
addition	O
to	O
the	O
previous	O
sidebar	O
.	O
</s>
<s>
It	O
required	O
Mac	B-Application
OS	I-Application
X	I-Application
Tiger	I-Application
,	O
due	O
to	O
its	O
adoption	O
of	O
the	O
latter	O
's	O
new	O
Core	B-Application
Data	I-Application
and	O
Sync	O
Services	O
frameworks	O
.	O
</s>
<s>
Smultron	B-Operating_System
3	O
was	O
released	O
in	O
2007	O
,	O
with	O
better	O
project	O
handling	O
,	O
memory	O
usage	O
,	O
and	O
syntax	O
highlighting	O
.	O
</s>
<s>
In	O
July	O
2009	O
,	O
Borg	O
announced	O
that	O
he	O
would	O
no	O
longer	O
be	O
developing	O
Smultron	B-Operating_System
,	O
due	O
to	O
lack	O
of	O
time	O
.	O
</s>
<s>
In	O
September	O
2009	O
,	O
Borg	O
released	O
version	O
3.6beta1	O
to	O
make	O
the	O
app	O
compatible	O
with	O
Mac	B-Device
OS	I-Device
X	I-Device
Snow	I-Device
Leopard	I-Device
.	O
</s>
<s>
In	O
2010	O
,	O
programmer	O
Jean-François	O
Moy	O
released	O
a	O
fork	B-Application
of	O
Smultron	B-Operating_System
,	O
as	O
version	O
3.7	O
.	O
</s>
<s>
Also	O
open-source	B-License
,	O
this	O
fork	B-Application
offered	O
64-bit	B-Device
support	I-Device
for	O
Snow	B-Device
Leopard	I-Device
(	O
but	O
did	O
not	O
support	O
Mac	B-Application
OS	I-Application
X	I-Application
Leopard	I-Application
)	O
,	O
added	O
an	O
auto-update	O
mechanism	O
,	O
duplicate	O
line	O
detection	O
,	O
and	O
other	O
features	O
.	O
</s>
<s>
On	O
January	O
6	O
,	O
2011	O
,	O
Borg	O
resurrected	O
Smultron	B-Operating_System
and	O
released	O
version	O
3.8	O
.	O
</s>
<s>
He	O
relicensed	O
it	O
as	O
proprietary	B-Application
software	I-Application
,	O
and	O
made	O
it	O
a	O
paid	O
app	O
available	O
in	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
.	O
</s>
<s>
Smultron	B-Operating_System
4	O
,	O
released	O
in	O
November	O
2011	O
,	O
was	O
among	O
the	O
first	O
Mac	O
text	B-Application
editors	I-Application
to	O
support	O
iCloud	O
sync	O
,	O
a	O
new	O
feature	O
of	O
Mac	B-Application
OS	I-Application
X	I-Application
Lion	I-Application
.	O
</s>
<s>
In	O
August	O
2011	O
,	O
Smultron	B-Operating_System
5	O
was	O
released	O
on	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
as	O
a	O
paid	O
upgrade	O
,	O
adding	O
Retina	O
display	O
support	O
,	O
iCloud	O
sync	O
support	O
for	O
code	B-Application
snippets	I-Application
,	O
support	O
for	O
expanding	O
and	O
collapsing	O
functions	O
,	O
</s>
<s>
The	O
current	O
version	O
is	O
Smultron	B-Operating_System
13	O
.	O
</s>
