<s>
Yabasic	B-Language
(	O
Yet	O
Another	O
BASIC	O
)	O
is	O
a	O
free	B-License
,	O
open-source	B-Application
BASIC	O
interpreter	B-Application
for	O
Microsoft	B-Application
Windows	I-Application
and	O
Unix	B-Application
platforms	O
.	O
</s>
<s>
Yabasic	B-Language
was	O
originally	O
developed	O
by	O
Marc-Oliver	O
Ihm	O
,	O
who	O
released	O
the	O
last	O
stable	O
version	O
2.77.3	O
in	O
2016	O
.	O
</s>
<s>
From	O
version	O
2.77.1	O
,	O
the	O
project	O
has	O
adopted	O
the	B-License
MIT	I-License
License	I-License
as	O
well	O
as	O
the	O
source	O
code	O
being	O
moved	O
to	O
GitHub	B-Application
to	O
encourage	O
others	O
to	O
participate	O
in	O
its	O
development	O
.	O
</s>
<s>
A	O
port	O
of	O
Yabasic	B-Language
to	O
the	O
Fltk	B-Language
toolkit	O
called	O
"	O
Flyab	O
"	O
was	O
under	O
development	O
.	O
</s>
<s>
It	O
would	O
have	O
been	O
source-compatible	O
with	O
programs	O
written	O
in	O
yab	O
,	O
a	O
variant	O
of	O
Yabasic	B-Language
that	O
enables	O
graphical	O
programs	O
to	O
be	O
written	O
using	O
the	O
BeOS	B-Application
API	B-General_Concept
.	O
</s>
<s>
After	O
BeOS	B-Application
and	O
its	O
successor	O
ZETA	B-Device
finally	O
were	O
gone	O
,	O
the	O
team	O
members	O
around	O
yab	O
for	O
BeOS	B-Application
decided	O
to	O
move	O
to	O
Linux	O
and	O
therefore	O
chose	O
FLTK	B-Language
to	O
implement	O
the	O
UI	O
parts	O
.	O
</s>
<s>
Ports	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
and	O
Linux	O
would	O
have	O
been	O
possible	O
.	O
</s>
<s>
Flyab	O
added	O
the	O
ability	O
to	O
Yabasic	B-Language
to	O
create	O
native	O
graphical	B-Application
user	I-Application
interfaces	I-Application
on	O
all	O
supported	O
platforms	O
.	O
</s>
<s>
Main	O
difficulty	O
was	O
to	O
fully	O
implement	O
the	O
layout	O
commands	O
to	O
FLTK	B-Language
,	O
as	O
used	O
from	O
the	O
BeOS	B-Application
version	O
.	O
</s>
<s>
Sony	O
also	O
packaged	O
a	O
version	O
of	O
Yabasic	B-Language
for	O
the	O
PlayStation	B-Device
2	I-Device
on	O
the	O
demo	O
disc	O
shipped	O
with	O
PS2	B-Device
consoles	O
in	O
PAL	O
territories	O
so	O
it	O
could	O
be	O
considered	O
a	O
home	O
computer	O
,	O
not	O
just	O
a	O
games	O
machine	O
,	O
thus	O
bypassing	O
European	O
import	O
taxes	O
.	O
</s>
