Cross-platform Open-source 2D CAD
BoltGenerator is an automated CAD tool which produces 3D bolts.
Free 3D Mobile CAD
AVR simulator IDE
Free multiphysics simulation software package
CNC machine code generation for 3D models
Arduino Powered 60 RBG Pixel Clock, with 24h alarm and count down.
Logs IP to IP contact, number of packets, bytes.