: You open a standard photo format (JPEG, PNG, TIFF, or BMP) directly in the program.

Other open-source web photo galleries and image manipulation tools like GIMP can also be configured to produce engravable images, though they require more manual adjustment than PhotoGrav.

| Category | Examples | | :--- | :--- | | | Cherry, Walnut, Birch, Maple, and other hardwoods with varying grain types. | | Plastics | Acrylic (clear, black, white, cast), Laser plastics (white/black core), Delrin, and other common industrial plastics. | | Metals | Anodized Aluminum, Brass (including "laser brass"), Stainless Steel (with marking spray), and Coated Metals. | | Other | Leather, Glass, Marble, Stone, Ceramic tiles, and Rubber Stamps. |