Gerber viewer and PCB panelizer.


  • open source repo available at

  • render gerber files

    • turn individual layers ON/OFF

    • supports internal cutouts

    • verify outline (continuous and straight path)

  • supports vertical or horizontal PCB layout (experimental)

  • interactive mouse bites (only horizontal ones supported for now)

  • automatically adds panel rails

  • mutliple settings to control mousebites, panel gaps and rails

  • presets for OSH Park, JLC PCB and PCB Way