<s>
JModelica.org	B-Application
is	O
a	O
commercial	O
software	O
platform	O
based	O
on	O
the	O
Modelica	B-Application
modeling	O
language	O
for	O
modeling	O
,	O
simulating	O
,	O
optimizing	O
and	O
analyzing	O
complex	O
dynamic	O
systems	O
.	O
</s>
<s>
A	O
Modelica	B-Application
compiler	O
for	O
translating	O
Modelica	B-Application
source	O
code	O
into	O
C	B-Language
or	O
XML	O
code	O
.	O
</s>
<s>
The	O
compiler	O
also	O
generates	O
models	O
compliant	O
with	O
the	O
Functional	B-Application
Mock-up	I-Application
Interface	I-Application
standard	O
.	O
</s>
<s>
A	O
Python	B-Language
package	O
for	O
simulation	O
of	O
dynamic	O
models	O
,	O
Assimulo	O
.	O
</s>
<s>
Assimulo	O
provides	O
interfaces	O
to	O
several	O
state	O
of	O
the	O
art	O
integrators	O
and	O
is	O
used	O
as	O
a	O
simulation	O
engine	O
in	O
JModelica.org	B-Application
.	O
</s>
<s>
Algorithms	O
for	O
solving	O
large	O
scale	O
dynamic	O
optimization	O
problems	O
implementing	O
local	O
collocation	B-Algorithm
methods	I-Algorithm
on	O
finite	O
elements	O
and	O
pseudospectral	O
collocation	B-Algorithm
methods	I-Algorithm
.	O
</s>
<s>
A	O
Python	B-Language
package	O
for	O
user	O
interaction	O
.	O
</s>
<s>
All	O
parts	O
of	O
the	O
platform	O
are	O
accessed	O
from	O
Python	B-Language
,	O
including	O
compiling	O
and	O
loading	O
models	O
,	O
simulating	O
and	O
optimizing	O
.	O
</s>
<s>
JModelica.org	B-Application
supports	O
the	O
Modelica	B-Application
modeling	O
language	O
for	O
modeling	O
of	O
physical	O
systems	O
.	O
</s>
<s>
Modelica	B-Application
provides	O
high-level	O
descriptions	O
of	O
hybrid	O
dynamic	O
systems	O
,	O
which	O
are	O
used	O
as	O
a	O
basis	O
for	O
different	O
kinds	O
of	O
computations	O
in	O
JModelica.org	B-Application
including	O
simulation	O
,	O
sensitivity	O
analysis	O
and	O
optimization	O
.	O
</s>
<s>
Dynamic	O
optimization	O
problems	O
,	O
including	O
optimal	O
control	O
,	O
trajectory	O
optimization	O
,	O
parameter	O
optimization	O
and	O
model	O
calibration	O
can	O
be	O
formulated	O
and	O
solved	O
using	O
JModelica.org	B-Application
.	O
</s>
<s>
The	O
Optimica	O
extension	O
enables	O
high-level	O
formulation	O
of	O
dynamic	O
optimization	O
problems	O
based	O
on	O
Modelica	B-Application
models	O
.	O
</s>
<s>
The	O
Sundials	O
ODE/DAE	O
integrator	O
suite	O
,	O
the	O
NLP	O
solver	O
IPOPT	B-Algorithm
and	O
the	O
AD	O
package	O
CasADi	B-Application
are	O
examples	O
of	O
packages	O
that	O
are	O
integrated	O
into	O
the	O
JModelica.org	B-Application
platform	O
.	O
</s>
<s>
JModelica.org	B-Application
is	O
compliant	O
with	O
the	O
Functional	B-Application
Mock-up	I-Application
Interface	I-Application
(	O
FMI	O
)	O
standard	O
and	O
Functional	O
Mock-up	O
Units	O
(	O
FMUs	O
)	O
,	O
generated	O
by	O
JModelica.org	B-Application
or	O
by	O
another	O
FMI-compliant	O
tool	O
,	O
can	O
be	O
simulated	O
in	O
the	O
Python	B-Language
environment	O
.	O
</s>
<s>
An	O
independent	O
comparison	O
between	O
JModelica.org	B-Application
and	O
the	O
optimization	O
systems	O
ACADO	O
Toolkit	O
,	O
IPOPT	B-Algorithm
,	O
and	O
CppAD	O
,	O
is	O
provided	O
in	O
the	O
report	O
Open-Source	O
Software	O
for	O
Nonlinear	O
Constrained	O
Optimization	O
of	O
Dynamic	O
Systems	O
.	O
</s>
<s>
The	O
Eclipse	O
plug-in	O
for	O
editing	O
of	O
Modelica	B-Application
source	O
code	O
has	O
been	O
discontinued	O
.	O
</s>
<s>
On	O
December	O
18	O
,	O
2019	O
,	O
Modelon	O
decided	O
to	O
move	O
the	O
JModelica.org	B-Application
source	O
code	O
from	O
open	O
to	O
closed	B-Application
source	I-Application
.	O
</s>
