PaintShop Pro Browser Cache
From Just Solve the File Format Problem
PaintShop Pro Browser Cache is a thumbnail image format associated with PaintShop Pro. The file is usually named "pspbrwse.jbf", and contains thumbnails of other image files in the same directory.
There are two known major versions of the format. Version 1.x contains images in a variant of BMP format, and version 2.x contains embedded JPEG files.
Files begin with a 15-byte signature: "
JASC BROWS FILE".
jbfinspect.c - Reverse-engineered file format specification included in source.
- XnView (Supports version 2.x only?)