amigadepacker depacks compressed Amiga formats. PowerPacker, XPK SQSH, MMCMP and
StoneCracker 4.04 (S404) formats are supported. Amigadepacker will automatically
determine the compressed format by content.  Among other things, the tool is
useful for playing packed Amiga music formats with uade.

WWW: http://zakalwe.fi/~shd/opensource.html