unp

unpack (almost) everything with one command
unp is a small perl script which makes extraction of any archive files
a bit easier. It support several compressors and archiver programs,
chooses the right one(s) automatically and extracts one or more files
in one go.
.
You may also want to install some non-free packages like "unace-nonfree",
"unrar-nonfree" and "lha" to extract archives of these types.