Download of pcb2gcodeGUI-1.3.2-1-win32.zip (pcb2gcodeGUI-1.3.2-1-win32.zip ( external link: SF.net): 14,259,227 octetos) will begin shortly. If not so, click link on the left.
pcb2gcode is a command-line tool for isolation routing and drilling of PCBs that provides full support for both single- and double-sided boards. For more information, see http://sourceforge.net/apps/mediawiki/pcb2gcode/