There are many alternatives to Uvmapper Pro for Mac and since it's discontinued a lot of people are looking for a replacement. The best Mac alternative is UVLayout. It's not free, so if you're looking for a free alternative, you could try Boundary First Flattening (BFF) or Dunreeb Cutout. If that doesn't suit you, our users have ranked more than 10 alternatives to Uvmapper Pro and four of them are available for Mac so hopefully you can find a suitable replacement.
UNFOLD3D is today the preferred unwrapping tool used by major studios producing games and animation, but also by many independent artists. Polygonal Design, creator of UNFOLD3D technology, is recognized by many artists as the most efficient unfolding tool in the world.
Boundary First Flattening is a open source application for surface parameterization. Unlike other tools for UV mapping, BFF allows free-form editing of the flattened mesh, providing users direct control over the shape of the flattened domain.