PixGrav is a web-based toolkit for preparing images for laser engraving. It combines cropping, enhancement, background removal, image adjustment, perimeter creation, vectorization, dithering and line-art tools in one workflow. Designed for CO₂ and fiber laser users, PixGrav helps turn photos and graphics into cleaner, engraving-ready artwork for LightBurn, RDWorks, EZCAD and other laser software.