Click on any net, component, pin, or via to view its properties, electrical constraints, and associated metadata.

: Ensures collaborators can review designs without the risk of accidentally modifying the source files. Known Issues and Troubleshooting

The Allegro Free Physical Viewer (also known as Allegro PCB Design Viewer) is a free-of-charge, read-only version of Cadence’s flagship Allegro PCB Editor. Version remains one of the most requested legacy versions due to its stability and widespread adoption during the early 2010s. Many manufacturing companies and engineering firms still archive designs in this format.

Who uses this tool and why?

Look for . If the landing page automatically offers the latest version (such as 17.4 or 23.1), look for a dropdown menu or link labeled Previous Versions or Archive . Step 2: Running the Installation Wizard

The 16.6 viewer is not just a simple image converter; it is a fully interactive CAD environment that interprets native database logic.

Opens .brd , .mcm , and .gxl files directly without needing translation.

While the current version of Cadence tools has moved to version 17.x and beyond, legacy designs and some corporate environments still rely heavily on . If you specifically need to view 16.6 format files without converting them, you need the matching viewer.

: Some official resource pages still provide direct links to the 17.2 Viewer