<s>
Seashore	B-Language
is	O
a	O
free	O
and	O
open-source	O
image	O
editor	O
for	O
macOS	B-Application
,	O
similar	O
to	O
Photoshop/GIMP	O
,	O
with	O
a	O
simpler	O
Cocoa	B-Operating_System
user	O
interface	O
.	O
</s>
<s>
Seashore	B-Language
uses	O
GIMP	B-Application
's	O
native	O
file	O
format	O
,	O
XCF	O
,	O
and	O
has	O
support	O
for	O
a	O
handful	O
of	O
other	O
graphics	O
file	O
formats	O
,	O
including	O
full	O
support	O
for	O
TIFF	O
,	O
PNG	O
,	O
JPEG	O
,	O
JPEG2000	O
,	O
and	O
HEIC	O
and	O
read-only	O
support	O
for	O
BMP	B-Device
,	O
PDF	B-Application
,	O
SVG	B-Application
and	O
GIF	O
.	O
</s>
<s>
Seashore	B-Language
offers	O
fewer	O
features	O
than	O
Photoshop/GIMP	O
,	O
but	O
is	O
intended	O
to	O
be	O
easy-to-use	O
and	O
to	O
run	O
natively	O
on	O
macOS	B-Application
.	O
</s>
<s>
It	O
includes	O
layers	B-Algorithm
and	O
alpha	B-Algorithm
channel	I-Algorithm
support	O
,	O
gradients	B-Algorithm
and	O
transparency	O
effects	O
,	O
anti-aliased	B-Algorithm
brushes	O
,	O
tablet	B-Device
support	O
and	O
plug-in	B-Application
filters	O
.	O
</s>
<s>
After	O
several	O
years	O
without	O
maintenance	O
,	O
development	O
was	O
restarted	O
by	O
Robert	O
Engels	O
in	O
2017	O
to	O
allow	O
it	O
to	O
run	O
on	O
newer	O
versions	O
of	O
macOS	B-Application
.	O
</s>
<s>
Seashore	B-Language
version	O
3.16	O
was	O
released	O
in	O
December	O
2022	O
and	O
is	O
considered	O
to	O
be	O
stable	O
.	O
</s>
<s>
Seashore	B-Language
has	O
many	O
of	O
the	O
basic	O
features	O
found	O
in	O
graphics	O
editing	O
software	O
,	O
including	O
:	O
</s>
