Pictures saved as .pspimage files can only be created in Corel PaintShop Pro and perhaps some other programs from Corel. You need to use these programs in order to re-save other pictures (like JPEG or PNG) to PSPIMAGE format.
We do not know about any other 3rd party software that can otherwise work with .pspimages.Open JPG file Open PSPIMAGE file
A professional photo editor and manager for Windows
A set of applications used by professional graphic designers