SimWorks
From CFD-Wiki
SimWorks is a free and unrestricted CFD software developed by IdealSimulations. It is built upon well established open-source simulation tools like OpenFOAMĀ® integrated into a Graphical User Interface (GUI).
SimWorks supports the entire CFD simulation process from CAD to results, including pre-processing, meshing, running and fully integrated post-processing capabilities.
While at the moment is supporting only Windows 10 new releases will expand the base functionalities and will be compatible with Linux.