ARTstor Presentation

ARTstor Offline Image Viewer (OIV) software is a retired image viewer tool for giving offline classroom presentations. You could use images from their Digital Library, with an account, or import your own images.

File Information
OIV software could save presentation files for offline viewing to a PRS file format. A read-only compressed copy of the presentation could be saved using the SHW extension.

Format Information
PRS files contain the ascii  followed by a version number.