2D/3D CAD Programs

An amazing commercial 2D/3D CAD tool, Solidworks
http://www.solidworks.com/sw/products/3d-cad/solidworks-standard.htm

http://opensourceecology.org/wiki/List_of_CAD_Programs

http://www.freecadweb.org/

• http://www.freecadweb.org/wiki/?title=Screenshots

• https://github.com/FreeCAD/FreeCAD

KiCad PCB Design Tool - Open Source

I just happened to come across this free Open Source software today, and imagine it may be of interest to others...
http://kicad-pcb.org/


10 Part Tutorial On Designing/Building A PCB (Using FOSS)
https://contextualelectronics.com/gtb-kicad-4-0/

KiCad examples
https://github.com/guanix/boards

Raspberry Pi 3 with WiFi and Bluetooth

http://www.i-programmer.info/news/91-hardware/9485-raspberry-pi-3-with-wifi-and-bluetooth.html