If you need a permanent free solution without trial limitations, these tools are trusted by the PCB design community: Where do I find KiCad GerbView
You can download a fully functional, official evaluation copy of GerbView directly from the Software Companions download page . 30 days of free, full functionality. If you need a permanent free solution without
Allows you to view, print, and convert Gerber, ODB++, and PDF files. full functionality. Allows you to view