Open Knowledge on engineering development.
CAD Application entire developed in Python
CT Soft is software designed to be used with Control Techniques Drives
Библиотека УГО компонентов для Kicad
CFDTool - Easy to Use Computational Fluid Dynamics (CFD) Toolbox
Simple CAD program
library to read dwg & read/write dxf files
Solve Alignment of Road , Rail,Tunnel
LibrePLM integrates CAD editors in Odoo / LibrERP
Free 3D Mobile CAD
The road cutting and filling quantity analyser and report producer app
A set ot tools for surveyors addon to many CAD environments
very good CAD software
Open source Matlab code for nonlinear isogeometric analysis
Open Source Planar Linkage Mechanism Simulation and Synthesis Software