https://articlescad.com/troubl....e-opening-jar-files-
FileMagic is an advanced universal file viewer designed to open, inspect, and interpret a wide range of file types—including obscure, outdated, and unsupported formats. One of its standout capabilities is the ability to open JAR files, a format that was once widely used but is now rarely supported by modern software. JAR, or FlashPix, is an image file format developed in the mid-1990s by Kodak and several other industry partners to facilitate fast access to high-resolution images. It was designed to improve perf