<s>
Turtlestitch	B-Application
(	O
stylized	O
as	O
TurtleStitch	B-Application
)	O
is	O
a	O
free	B-License
and	I-License
open	I-License
source	I-License
platform	O
(	O
or	O
web	O
application	O
)	O
for	O
generating	O
and	O
sharing	O
patterns	O
for	O
embroidery	O
machines	O
.	O
</s>
<s>
Turtlestich	O
is	O
derived	O
from	O
educational	B-Language
programming	I-Language
languages	I-Language
such	O
as	O
Logo	B-Device
,	O
Scratch	B-Language
and	O
Snap	B-Application
!	I-Application
</s>
<s>
So	O
Turtlestitch	B-Application
can	O
be	O
used	O
for	O
creating	O
novel	O
patterns	O
for	O
embroidery	O
,	O
combining	O
the	O
abstract	O
logic	O
of	O
computing	O
and	O
the	O
physical	O
materiality	O
of	O
textiles	O
.	O
</s>
<s>
Its	O
primary	O
use	O
is	O
educational	B-Language
,	O
as	O
it	O
offers	O
a	O
way	O
of	O
introducing	O
programming	O
to	O
audiences	O
with	O
diverse	O
interests	O
.	O
</s>
<s>
In	O
2017	O
,	O
Turtlestitch	B-Application
received	O
the	O
award	O
for	O
the	O
best	O
Open	O
Educational	B-Language
Resource	O
in	O
the	O
German-speaking	O
countries	O
.	O
</s>
<s>
Embroidery	O
is	O
graphically	O
similar	O
to	O
line	O
drawing	O
and	O
Turtlestitch	B-Application
builds	O
on	O
the	O
concept	O
of	O
Turtle	O
Geometry	O
and	O
the	O
constructionist	O
approach	O
developed	O
by	O
Seymor	O
Papert	O
and	O
Cynthia	O
Solomon	O
at	O
MIT	O
which	O
first	O
informed	O
the	O
Logo	B-Device
and	O
later	O
the	O
Scratch	B-Language
programming	I-Language
languages	I-Language
.	O
</s>
<s>
Turtlestitch	B-Application
is	O
an	O
active	O
member	O
of	O
the	O
global	O
Scratch	B-Language
community	O
.	O
</s>
<s>
Turtlestitch	B-Application
's	O
approach	O
does	O
not	O
focus	O
on	O
solving	O
pre-existing	O
problems	O
,	O
but	O
on	O
developing	O
free	O
creativity	O
in	O
programming	O
and	O
designing	O
.	O
</s>
<s>
A	O
global	O
community	O
is	O
actively	O
using	O
Turtlestitch	B-Application
in	O
formal	O
and	O
informal	O
educational	B-Language
contexts	O
.	O
</s>
<s>
Cynthia	O
Solomon	O
,	O
involved	O
since	O
the	O
1960s	O
in	O
developing	O
the	O
constructionist	O
approach	O
described	O
above	O
,	O
has	O
been	O
working	O
with	O
Suzan	O
Klimczak	O
to	O
develop	O
a	O
Turtlestitch	B-Application
collaborative	O
community	O
,	O
named	O
Tea	O
&	O
TurtleStitchers	O
,	O
based	O
on	O
a	O
24-week	O
Sunday	O
morning	O
online	O
workshop	O
with	O
participants	O
from	O
all	O
over	O
the	O
world	O
.	O
</s>
<s>
Turtlestitch	B-Application
,	O
with	O
Michael	O
Aschauer	O
as	O
lead	O
developer	O
,	O
builds	O
upon	O
Snap	B-Application
!	I-Application
</s>
<s>
Snap	B-Application
!	I-Application
</s>
<s>
is	O
a	O
free	O
open-source	O
blocks-based	O
graphical	O
language	O
implemented	O
in	O
JavaScript	B-Language
and	O
actively	O
maintained	O
by	O
UC	O
Berkeley	O
.	O
</s>
<s>
Turtlestitch	B-Application
's	O
community	O
website	O
is	O
based	O
on	O
Beetle	O
Cloud	O
by	O
Bernat	O
Romagosa	O
,	O
a	O
member	O
of	O
the	O
Snap	B-Application
!	I-Application
</s>
<s>
development	O
team	O
at	O
SAP	O
,	O
who	O
partners	O
with	O
UCB	O
in	O
the	O
development	O
of	O
Snap	B-Application
!	I-Application
.	O
</s>
<s>
In	O
2014	O
,	O
Turtlestitch	B-Application
was	O
relaunched	O
by	O
Andrea	O
Mayr-Stalder	O
with	O
a	O
focus	O
on	O
an	O
educational	B-Language
approach	O
.	O
</s>
<s>
Turtlestitch	B-Application
is	O
hosted	O
by	O
OSEDA.org	O
(	O
Association	O
for	O
Development	O
of	O
Open	O
Source	O
Software	O
in	O
Education	O
,	O
Design	O
and	O
Art	O
,	O
Vienna	O
)	O
in	O
collaboration	O
with	O
the	O
Vienna	O
University	O
Children	O
's	O
Office	O
.	O
</s>
<s>
In	O
2018	O
,	O
the	O
project	O
Catrobat	O
Embroidery	O
Designer	O
translated	O
the	O
Turtlestitch	B-Application
framework	O
to	O
mobile	O
phones	O
.	O
</s>
<s>
in	O
2021	O
,	O
the	O
project	O
"	O
Turtlestitchkomplott	O
"	O
started	O
to	O
use	O
Turtlestitch	B-Application
with	O
plotters	O
,	O
instead	O
of	O
embroidery	O
machines	O
.	O
</s>
