From the manual:

> File Whacker is a Macintosh file management utility that allows you
> to examine and easily change file attributes such as type, creator
> code, creation and modification dates, Finder settings, and more.
> File Whacker 2 also features configurable batch-processing options
> and an all new resource browser which allows you to examine and
> export selected resources as clippings or as resource files.
>
> File Whacker requires an Apple PowerMacintosh computer running MacOS
> 8.1 or higher. QuickTime 3.0 or higher is required for some resource
> browser features.

Compatibility
Architecture: PPC