FF2

FF2 is a file finder that has many neat abilities. You can serach on: Text, Hex, Filename, Size, Attributes, Duplicates, and more. Operate directly on the files found or FF2 can create CMD files for you.

Features
[a-z]ake make yes [a-z]ake fake yes [a-z]ake Sake no [a-z]ake sake yes [a-zA-Z]ake Sake yes [a-zA-Z]ake sake yes All tools work with HPFS filenames, including names with a space. There is much, much more to this utility, I have hit the highlights from my perspective.
 * Duplicates
 * Find files having the same name
 * Find files having the same name and size
 * Find files having the same contents (FF2 V7.4 COMPARES them)
 * FF2 allows searches for ranges of patterns. Here are some examples: