Select any element (net, via, pin, or component) to view its properties, net names, and constraints.
Are you running into a during installation?
Note: The exact timestamp token changes over time. Always use the official download page for the most current link. allegro free physical viewer 174 download link
Rotate and inspect the physical board assembly in a 3D environment to check mechanical clearances. Step-by-Step Download and Installation Guide
Before downloading, ensure your workstation meets the following minimum specifications for optimal performance with large design databases: Minimum Requirement Recommended Specification Windows 10 (64-bit) Windows 10 or 11 (64-bit) Processor Intel Core i3 or equivalent Intel Core i7 / AMD Ryzen 7 or higher RAM 16 GB or more Storage 2 GB free space SSD with 5 GB free space Graphics OpenGL compatible Dedicated GPU with 2GB+ VRAM Why Choose Version 17.4 Over Older Versions? Select any element (net, via, pin, or component)
Unlike basic image viewers, it allows for cross-section viewing and net highlighing. Key Features of the Free Viewer
Search for specific components by reference designator (RefDes) or net name. Troubleshooting Common Installation Issues "Installation Blocked by Windows Defender" Always use the official download page for the
Cadence Allegro is the industry standard for high-speed printed circuit board (PCB) design. Team members who do not design boards still need to view these complex files. Managers, manufacturers, and test engineers require access to layout data without a paid license.
Click directly on the component, pad, or trace in question. A window will populate with all the metadata, properties, and attributes attached to that specific object in the layout. Why Use the Viewer Instead of Gerber Files?
No. The Free Physical Viewer is strictly for viewing and measuring. You cannot move components or change routing.