1)   Rimu PCB 1.07
Rimu PCB is an easy to use, cost effective electronic printed circuit board (PCB) layout application. Features: Export Gerber RS274X and Excellon NC drill. Import ASCII netlist. Design rule checking. Multiple Undo / Redo.
CAD, CAM, ECAD, EDA, electronic, electronics, circuits, circuit, p.c.b., pcb,

 2)   DipTrace 2.2
DipTrace is an advanced PCB design software application that consists of 4 modules: PCB Layout with high-class auto-router and 3D viewer, Schematic Capture, Component and Pattern Editors that allow you to design your own component libraries.
pcb, ecad, eda, 3D, net classes, drc, pcb layout, electronics, schematic capture, pcb software,

 3)   DipTrace Free 2.2
DipTrace is an advanced PCB design software application that consists of 4 modules: PCB Layout with high-class auto-router and 3D viewer, Schematic Capture, Component and Pattern Editors that allow you to design your own component libraries.
pcb, ecad, eda, 3D, net classes, drc, pcb layout, electronics, schematic capture, pcb software,