Here are some names of some good programes-
WinRAR Password Cracker 4.12
Atomic ZIP Password Recovery 2.50
Turbo_zip_cracker
Try running a search for them at-
http://katz.cd/
I think I downloaded them from it.
But let me warn you I once tried to crack the password on a winrar file using these methods.It takes too long and it will be easier to download the files you need from elsewhere.