<s>
CalculiX	B-Application
is	O
a	O
free	B-License
and	I-License
open-source	I-License
finite-element	B-Application
analysis	I-Application
application	O
that	O
uses	O
an	O
input	O
format	O
similar	O
to	O
Abaqus	B-Algorithm
.	O
</s>
<s>
The	O
original	O
software	O
was	O
written	O
for	O
the	O
Linux	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
Convergent	O
Mechanical	O
has	O
ported	O
the	O
application	O
to	O
the	O
Windows	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
The	O
pre-processor	O
component	O
of	O
CalculiX	B-Application
can	O
generate	O
grid	O
data	O
for	O
the	O
computational	O
fluid	O
dynamics	O
programs	O
duns	O
,	O
ISAAC	O
and	O
OpenFOAM	B-Application
.	O
</s>
<s>
It	O
can	O
also	O
generate	O
input	O
data	O
for	O
the	O
commercial	O
FEM	O
programs	O
Nastran	B-Algorithm
,	O
Ansys	B-Application
and	O
Abaqus	B-Algorithm
.	O
</s>
<s>
Convergent	O
Mechanical	O
also	O
provides	O
installation	O
support	O
for	O
their	O
extended	O
version	O
of	O
CalculiX	B-Application
for	O
Windows	B-Application
.	O
</s>
<s>
There	O
is	O
a	O
friendly	O
CalculiX	B-Application
Launcher	O
with	O
CCX	O
wizard	O
for	O
both	O
Windows	B-Application
and	O
Linux	B-Application
.	O
</s>
<s>
Also	O
possible	O
is	O
the	O
Installation	O
in	O
Windows	B-Application
10	O
Fall	O
Creator	O
(	O
1709	O
)	O
with	O
the	O
new	O
Linux	B-Application
Subsystem	O
WSL	O
.	O
</s>
<s>
A	O
Python	B-Language
library	O
,	O
pycalculix	O
,	O
was	O
written	O
to	O
automate	O
the	O
creation	O
of	O
CalculiX	B-Application
models	O
in	O
the	O
Python	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
The	O
library	O
provides	O
Python	B-Language
access	O
to	O
building	O
,	O
loading	O
,	O
meshing	O
,	O
solving	O
,	O
and	O
querying	O
CalculiX	B-Application
results	O
for	O
2D	O
models	O
.	O
</s>
<s>
FreeCAD	B-Language
has	O
developed	O
a	O
FEM	O
workbench	O
that	O
automates	O
the	O
creation	O
of	O
CalculiX	B-Application
models	O
.	O
</s>
<s>
There	O
is	O
a	O
lot	O
good	O
examples	O
of	O
use	O
of	O
CalculiX	B-Application
by	O
Prof	O
.	O
Martin	O
Kraska	O
,	O
Brandenburg	O
University	O
of	O
Applied	O
Sciences	O
.	O
</s>
<s>
Guido	O
Dhondt	O
:	O
"	O
The	O
Finite	B-Application
Element	I-Application
Method	I-Application
for	O
Three-Dimensional	O
Thermomechanical	O
Applications	O
"	O
.	O
</s>
