KiCad EDA Suite in PortableApps.com format
Free and open source pattern design software
Draw vector graphics to scale using a descriptive language
Beginner-friendly CAD software available for both web and desktop.
Convert any image to gerber and drill files
LibrePLM integrates CAD editors in Odoo / LibrERP
Software for calibration of hyperelastic constitutive models
CAD
CFDTool - Easy to Use Computational Fluid Dynamics (CFD) Toolbox
FEATool Multiphysics is an easy to use FEA and CFD Simulation Toolbox
Visual Programming for AutoLisp, C+Lisp
Computational tool for lattice generation
Simple Road Design and Earthworks
Open source Matlab code for nonlinear isogeometric analysis
Software for electromagnetic simulation
RHT-LA : Applicatif Tracé Ligne Aérienne HT
Draw curves, colored 2D maps with CAD capabilities
Free minimalist software for maps, import DWG, DXF, SHP, KML, GeoJSON
A Model Rocket Motor Test Stand
PyAMS (Python for Analog and Mixed Signals) CAD approach
A set of freeware applications for viewing/processing P-CAD files.
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java