Twin directories of archivers:

[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/packages/current-src/pkgsrc/archivers/
[DIR]  ftp://ftp.espci.fr/pub/pkgsrc/packages/NetBSD-4.0/i386/archivers/
[DIR]  ftp://ftp.lug.udel.edu/pub/macports/dpupdate1/ports/archivers/
[DIR]  ftp://ftp.lug.udel.edu/pub/macports/release/ports/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/packages/current-packages/NetBSD/x86_64/4.99.x/archivers/
[DIR]  ftp://ftp.funet.fi/.m/mirrors5/ftp.netbsd.org/pub/NetBSD/packages/current-src/pkgsrc/archivers/
[DIR]  ftp://ftp.untergrund.net/users/buzz/exotica/software/compression/archivers/
[DIR]  ftp://ftp.au.netbsd.org/pub/NetBSD/NetBSD-current/pkgsrc/archivers/
[DIR]  ftp://ftp.gazi.edu.tr/mirrors/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.in2p3.fr/pub/FreeBSD/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.gazi.edu.tr/mirrors/FreeBSD/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.uar.net/pub/FreeBSD/packages-6.2/archivers/
[DIR]  ftp://ftp.uar.net/pub/FreeBSD/packages-6.1/archivers/
[DIR]  ftp://ftp.uar.net/pub/FreeBSD/packages-4.11/archivers/
[DIR]  ftp://ftp.uar.net/pub/FreeBSD/packages-4.9/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/packages/current-packages/NetBSD/powerpc/3.1_2008Q1/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp2.sk.freebsd.org/FreeBSD/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.internat.freebsd.org/pub/FreeBSD/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.mgts.by/pub/FreeBSD/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/freebsd/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.univie.ac.at/systems/FreeBSD/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp2.sk.freebsd.org/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.internat.freebsd.org/pub/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.mgts.by/pub/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.univie.ac.at/systems/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.mathematik.uni-marburg.de/pub/mirror/freebsd/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.apple.asimov.com/pub/apple_II/images/gs/disk_utils/archivers/
[DIR]  ftp://ftp.apple.asimov.com/pub/apple_II/images/disk_utils/archivers/
[DIR]  ftp://ftp.in2p3.fr/pub/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.in2p3.fr/pub/FreeBSD/ports/i386/packages-7-stable/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp2.sk.freebsd.org/FreeBSD/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.mgts.by/pub/FreeBSD/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/freebsd/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.univie.ac.at/systems/FreeBSD/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.gazi.edu.tr/mirrors/FreeBSD/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.in2p3.fr/pub/FreeBSD/ports/amd64/packages-8-current/archivers/
[DIR]  ftp://ftp.gazi.edu.tr/mirrors/FreeBSD/ports/amd64/packages-6-stable/archivers/
[DIR]  ftp://ftp.in2p3.fr/pub/FreeBSD/ports/amd64/packages-6-stable/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/packages/current-packages/NetBSD/i386/3.1_2008Q1/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.netbsd.org/packages/current-packages/NetBSD/i386/4.0_2008Q1/archivers/
[DIR]  ftp://ftp.esat.net/mirrors/.1/ftp.freebsd.org/pub/FreeBSD/ports/i386/packages-6-stable/archivers/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.freebsd.org/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp2.sk.freebsd.org/FreeBSD/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.esat.net/mirrors/.1/ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.mgts.by/pub/FreeBSD/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/freebsd/ports/amd64/packages-7-stable/archivers/
[DIR]  ftp://ftp.univie.ac.at/systems/FreeBSD/ports/amd64/packages-7-stable/archivers/