a parametric 3D CAD modeler
DXF2GCODE: converting 2D dxf drawings to CNC machine compatible G-Code
Open-Source Multiphysics FEA (FEM) Package
Free and open source pattern design software
Open source Matlab code for nonlinear isogeometric analysis
LibrePLM integrates CAD editors in Odoo / LibrERP
GDSread reads and converts Calma GDS stream files .
An EnergyPlus shell for parametric studies and more ...
This program calculate hexagon coordinats for CNC Mill.
Binary Downloads for the RepSnapper RepRap Controller
ALST is a CAD for all imaginable logic systems (binary, ternary, etc)
Gesture based movement with CATIA