Users interested in Gencad viewer freeware generally download:
VisualCAM is a powerful Manufacturing Engineering CAM software package that addresses the wide-ranging needs of EDA professionals. For the PCB layout engineer VisualCAM offers a complete set of Design Verification features. If you are a Bare-Board PCB engineer there is a full range of Manufacturing Verification and Tooling features available.
DFM Now! is a free program that allows PCB designers to analyze their Gerber, ODB, NC files for fabrication and netlist issues beforehand, to prevent scrap and revision spins. You can determine if your design contains potential manufacturing problems beforehand and find out if your design contains electrical Shorts or Opens.