A CAD application for creating virtual LEGO models
Cross-platform Open-source 2D CAD
cppcam is a 3D CAD app for drafting G-Code toolpaths for CNC Routers
A canvas library for generating technical drawings
Free CAD software
OpenNum lets you distribute solvers with a nice graphical interface
Free 3D Mobile CAD
An easy and flexible mathematical programming environment for Python.
This plugin exports G-Code for a wirecutter
Simple CAD program
Free, Browser-Based HTML5 CAD App
Open Source CAD