Winzle Puzzle

Winzle! is a jigsaw puzzle game for Windows 3.1. It uses a custom .wzl format for its puzzle image files.

A .wzl file is apparently just a BMP file with the first 256 bytes XORed with 0x0d.

Software

 * XnView
 * http://cd.textfiles.com/beachware/GAMES/WINZLE/

Sample files

 * http://cd.textfiles.com/beachware/GAMES/WINZLE/MASK.WZL