FreeCAD jẹ apẹrẹ gbogboogbo parametric 3D apẹrẹ iranlọwọ kọnputa (CAD) apẹrẹ ati sọfitiwia alaye ile (BIM) sọfitiwia pẹlu ọna apinpin (FEM). O jẹ ipinnu fun apẹrẹ ọja imọ-ẹrọ ṣugbọn o tun gbooro si ọpọlọpọ awọn lilo ti o wa ni ayika imọ-ẹrọ, gẹgẹbi faaji tabi ẹrọ itanna. FreeCAD jẹ ọfẹ ati orisun ṣiṣi, labẹ iwe-aṣẹ LGPL-2.0-tabi-lẹhin, o wa fun Linux, macOS, ati awọn ọna ṣiṣe Windows. Awọn olumulo le fa iṣẹ ṣiṣe ti sọfitiwia naa pọ si nipa lilo ede siseto Python.