A set of freeware applications for viewing/processing P-CAD files.
A Windows-based viewer currently supporting CDR & 2D DXF files
Protel Autotrax 1.61 PCB view/printing application for Windows
Packing two dimensional rectangular elements at orthogonal table
Editor for Obj files
Tevo Tarantula 3D printer
Application that helps you to calibrate your Reprap 3D Printer
To build a 3d Printer that uses tine micro-pipette of some micrometers