A CAD application for creating virtual LEGO models
LibrePLM integrates CAD editors in Odoo / LibrERP
BoltGenerator is an automated CAD tool which produces 3D bolts.
OpenNum lets you distribute solvers with a nice graphical interface
AutoCad 2014 - AutoCad 2020 batch lisps process
A VBA enabled EXCEL spreadsheet to calculate water-wave properties
3D CAM program for CNC mills/lathes
2D Frame Analysis, Linear Static Analysis, Mode Shapes
Easy animator session file manipulation