Apps similar to HQDFM include Gerber Analyzer, which is free. Other options are Gerbv, 3D Gerber Viewer and ViewMate. In total there are four apps like HQDFM for Windows, the web and Linux.
Gerber Analyzer opens PCB Gerber files in the browser and goes beyond plain layer viewing. It runs thermal, EMI and impedance simulation directly from the board data, so you can see where copper is likely to run hot, where EMI may be a problem, and whether controlled-impedance...
Gerbv is a viewer for Gerber RS-274X files, Excellon drill files, and CSV pick-and-place files.
With this viewer you can upload your Gerber files and have a 360 degree view of your PCB design. Launch the viewer to load your own design or view one of the example boards.
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Gerber viewer and editing workhorse. Free, Basic and Premium/ versions. Packed with Power User features, Smart DFM makes CAM setup easy!Fix, Save, Quote and Order PCBs instantly
