Ripper6 is a program that searches files (such as those belonging to games) and extracts any files it recognises embedded within. Its main focus is on music files, and it can find and extract some uncommon formats like TBSA and CDFM.
The full file format list is on the Ripper6 homepage.
Download links are on the Ripper6 homepage.
- shikadi.net/moddingwiki/ - all formats Ripper6 can extract are fully documented on the ModdingWiki.