ftp://ftp.esat.net/mirrors/.1/ftp.freebsd.org/pub/FreeBSD/development/FreeBSD-CVS/ports/archivers/  direct

[DIR]9e/  direct  1000+ twin directories
[DIR]advancecomp/  direct  490+ twin directories
[DIR]aolserver-nszlib/  direct  41 twin directories
[DIR]arc/  direct  1000+ twin directories
[DIR]deutex/  direct  350+ twin directories
[DIR]dpkg/  direct  630+ twin directories
[DIR]dynamite/  direct  470+ twin directories
[DIR]fastjar/  direct  510+ twin directories
[DIR]fpc-paszlib/  direct  43 twin directories
[DIR]freeze/  direct  230+ twin directories
[DIR]alz2zip/  direct  40 twin directories
[DIR]arj/  direct  630+ twin directories
[DIR]bicom/  direct  123 twin directories
[DIR]bitbox/  direct  39 twin directories
[DIR]bsdtar/  direct  220+ twin directories
[DIR]bzip/  direct  65 twin directories
[DIR]cabextract/  direct  800+ twin directories
[DIR]deb2targz/  direct  84 twin directories
[DIR]file-roller/  direct  750+ twin directories
[DIR]fileroller/  direct  41 twin directories
[DIR]fpc-unzip/  direct  41 twin directories
[DIR]gzrecover/  direct  66 twin directories
[DIR]ha/  direct  330+ twin directories
[DIR]hffzip/  direct  47 twin directories
[DIR]lbrate/  direct  67 twin directories
[DIR]lha/  direct  800+ twin directories
[DIR]libarc/  direct  48 twin directories
[DIR]libarchive/  direct  850+ twin directories
[DIR]libcabinet/  direct  47 twin directories
[DIR]liblzo/  direct  62 twin directories
[DIR]linux-linunace/  direct  38 twin directories
[DIR]lzop/  direct  550+ twin directories
[DIR]mar/  direct  83 twin directories
[DIR]nulib/  direct  54 twin directories
[DIR]nwreckdum/  direct  45 twin directories
[DIR]p5-Archive-Any/  direct  41 twin directories
[DIR]p5-Archive-Tar/  direct  72 twin directories
[DIR]p5-Compress-LZF/  direct  41 twin directories
[DIR]p5-Compress-LZO/  direct  46 twin directories
[DIR]p5-Compress-Raw-Zlib/  direct  62 twin directories
[DIR]p5-Compress-Zlib/  direct  74 twin directories
[DIR]p5-IO-Compress-Zlib/  direct  62 twin directories
[DIR]par2cmdline/  direct  460+ twin directories
[DIR]hlextract/  direct  38 twin directories
[DIR]hpack.non-usa.only/  direct  47 twin directories
[DIR]jzlib/  direct  400+ twin directories
[DIR]kbackup/  direct  99 twin directories
[DIR]lcab/  direct  400+ twin directories
[DIR]libdynamite/  direct  37 twin directories
[DIR]libmspack/  direct  58 twin directories