Using the Free Viewer, Leo couldn’t edit the board directly. But he didn’t need to. He used the function to generate a detailed netlist and drill coordinate report. He exported an IPC-2581 file from the viewer—a neutral format his old tool could read. Then, he manually re-routed the three critical nets in his old software, matching the viewer’s measurements pixel by pixel.
Yes. Cadence allows unlimited use of the viewer in commercial environments as long as it is not used for editing or simulation. Cadence Allegro Free Viewer 17.4 Download
: View .brd (board), .dra (symbol), and .mdd (module) files. Using the Free Viewer, Leo couldn’t edit the