Top 3 alternative sites to de.zofzpcb.com
ZofzPCB: FREE 3D Gerber Viewer + Premium STEP Export
Gerber Viewer displays a 3D model of your assembled PCB. Netlist check. Help in error check. Automatically creates 3D models of assembled components. Structured STEP file export.
Free STP Viewer
Free STP Viewer - free software that lets you view 3D STEP files (.stp, .step file format).
STL Viewer
STL Viewer is free software that lets you view 3D STL files (.stl file format). STL Viewer is a professional Windows application for viewing CAD models created or exported in STL format.