Gerber Viewer for GitHub enhances your GitHub experience by enabling inline previews of Gerber, Excellon drill, and KiCad PCB files without the need for additional software. This Chrome extension allows users to easily visualize PCB designs directly from public or private repositories. It supports single-file views, folder views, and ZIP archives, creating a seamless way to interact with multiple layers and file types, all from within the browser. The toolbar includes various features such as zoom controls, layer toggles, measurement tools, and the ability to download SVGs of the current view.

Privacy is a key feature, as all processing occurs directly in the browser, ensuring that no file contents are sent to external servers. The extension is built on established libraries, offering reliable functionality and a user-friendly interface. With its open-source nature, users can access the source code, while updates like KiCad file support and enhanced measurement tools make it a valuable asset for PCB designers and engineers.