Type: Image Files
Acronym: Painter Raster Image
Opens With: Corel Painter 12
Image saved by Corel Painter, a digital art studio used to create digital paintings; contains raster graphics split across one or more layers; allows the painted graphics to be separate from the canvas so that artists can customize the canvas later.
RIFF files are more commonly seen with the .RIF extension.
NOTE: RIFF files may also be opened using Corel Painter Essentials.