Galleries should show artwork created in Painter. Galleries should have full-sized images for visitors to view and not just thumbnails of images for sale. The latter already has a category at Shopping/Visual_Arts/Drawing_and_Graphic_Arts
Corel Painter is a painting tool for artists and graphic designers. Painter offers a large assortment of mediums to work with, including oils, acrylics, colored pencils, felt pens, chalk, charcoals, crayons, and airbrushes to create realistic artwork for print or the Web.