These free products will help to get the best experience with DipTrace. Notice that some of them may not be free for commercial use.
Operating System
XQuartz- mandatory software for DipTrace on Mac OS. Free
Simulation
LT Spice- high-performance simulation software.
G-Code
Ace Converter - free and open-source utility software for generating G-Code from DXF files for CNC machines
FlatCAM - another free and open-source DXF to G-Code converter which is very easy to use.
Gerber Viewers
Pentalogix Viewmate - powerful Gerber viewer with full layer-by-layer visibility, available for free download.
3D
Wings 3D - easy-to-learn, free and open-source software for 3D model creation. Allows to start making your own 3D models shortly.
Blender - powerful, free and open-source 3D computer graphics software product. Great capabilities, but requires 3D modeling skills or some time for the learning curve.
FreeCAD - free general-purpose 3D CAD modeler.
2D
LibreCAD - open-source 2D CAD application for engineers and designers.