Many packages exist but the main ideia is always the same. To model the physics behaviour of a set experiments. Let me list the software packages that I know of. I will try on the next post to go a bit deeper on each of these software packages.

Ansys
www.ansys.com
Ansys Fluent
www.ansys.com/Products/Fluids/ANSYS-Fluent
Ansys Maxwell
www.ansys.com/products/electronics/ansys-maxwel
Ansys Spaceclaim
www.spaceclaim.com/en/default.aspx
COMSOL
www.comsol.com
LS-DYNA
www.lstc.com
Simul8 (Process Simulation)
www.simul8.com
MapleSim
www.maplesoft.com/products/maplesim/
Femap (Siemens)
www.plm.automation.siemens.com/en/products/femap
Abaqus/Simulia
www.3ds.com/products-services/simulia/
MSC Nastran
www.mscsoftware.com/product/msc-nastran
MSC Patran
www.mscsoftware.com/product/patran
Simulation Mechanical
www.autodesk.com/education/free-software/simulation-mechanical
HyperWorks
www.altairhyperworks.com/
Matlab
www.matlab.com