Twin directories of Zipper:

[DIR]  ftp://ftp.amigascne.org/mirrors/ftp.modland.com/pub/modules/PlaySID/Zipper/
[DIR]  ftp://ftp.kernel.pl/pool/z/Zipper/
[DIR]3  Zipper-1.1.tar.gz/Zipper/
[DIR]3  Zipper-1.2.tar.gz/Zipper/
[DIR]3  Zipper-1.3.tar.gz/Zipper/
[DIR]3  Zippy-0.2.0-1.i386.rpm/Zipper/
[DIR]  ftp://ftp.demon.nl/disk3/HVSC/C64Music/MUSICIANS/Z/Zipper/
[DIR]  ftp://ftp.untergrund.net/users/buzz/exotica/media/audio/High_Voltage_Sid_Collection/C64Music/MUSICIANS/Z/Zipper/
[DIR]3  zipper.tgz/Zipper/
[DIR]3  ziproxy-2.1.0.tar.bz2/Zipper/
[DIR]  ftp://ftp.modland.com/pub/modules/PlaySID/Zipper/
[DIR]  ftp://ftp.pigwa.net/stuff/audio/8bit-music-archive/sid/hvsids/HVSC_47-all-of-them/MUSICIANS/Z/Zipper/
[DIR]  ftp://ftp.iso.pld-linux.org/pool/z/Zipper/
[DIR]  ftp://ftp.pld-linux.org/pool/z/Zipper/