a parametric 3D CAD modeler
CAD Application entire developed in Python
FEATool Multiphysics is an easy-to-use FEA and CFD Simulation Toolbox
OpenNum lets you distribute solvers with a nice graphical interface
A designer’s program for describing parts of the building
Simple CAD program
2D Frame Analysis, Linear Static Analysis, Mode Shapes
dedalo is a 2d cad drawing software written in python3.