To offer highest level of flexibility to their users, ESI Group has designed CFD-ACE+ to be very modular and expandable. It includes state-of-the-art numerical and physical models, and advanced pre- and post-processing modules. It supports all grid technologies including multi-block structured, general polyhedral unstructured, arbitrary interfaces, and moving and deforming grids. It also supports most of the commonly used CAD, CAE and EDA data formats. Furthermore, CFD-ACE+ works on most computer hardware/software systems. It is designed for parallel computing on high performance workstations and PC clusters.

CFD-ACE+ is offered as a base package that includes flow, heat transfer and turbulence. Other optional industry-specific packages are offered for biotechnology, plasma, semiconductor, MEMS, aerospace and fuel cells.