Fritzing - Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to...
Qlone - 3D scan any object with your iPhone or iPad
Proteus PCB design - Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...
Drawing Desk - Drawing Desk Draw Paint Color, Doodle and Sketch Pad created and published 4Axis Technologies for Android and iOS devices.
LTspice - LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.
DWG FastView - DWG FastView for Windows is a lightweight dwg/dxf drawing viewer and editor produced by Gstarsoft, no need of dwg format conversion, vector graph magnified without distortion and full compatible with AutoCAD DWG/DXF.