ftp://ftp.dei.uc.pt/pub/linux/gentoo/portage/sys-fs/  direct

[DIR]avfs/  direct  350+ twin directories
[DIR]ddrescue/  direct  700+ twin directories
[DIR]devfsd/  direct  700+ twin directories
[DIR]dosfstools/  direct  620+ twin directories
[DIR]e2fsprogs/  direct  1000+ twin directories
[DIR]ecryptfs-utils/  direct  390+ twin directories
[DIR]evms/  direct  520+ twin directories
[DIR]flickrfs/  direct  320+ twin directories
[DIR]fuse4bsd/  direct  86 twin directories
[DIR]gfs/  direct  200+ twin directories
[DIR]gnomevfs-mount/  direct  44 twin directories
[DIR]gt5/  direct  330+ twin directories
[DIR]hfsplusutils/  direct  87 twin directories
[DIR]hfsutils/  direct  1000+ twin directories
[DIR]arm-fdisk/  direct  38 twin directories
[DIR]atari-fdisk/  direct  380+ twin directories
[DIR]btrfs/  direct  420+ twin directories
[DIR]cdfs/  direct  134 twin directories
[DIR]cloop/  direct  510+ twin directories
[DIR]clvm/  direct  38 twin directories
[DIR]copyfs/  direct  310+ twin directories
[DIR]cowloop/  direct  38 twin directories
[DIR]cramfs/  direct  800+ twin directories
[DIR]iprutils/  direct  38 twin directories
[DIR]lde/  direct  400+ twin directories
[DIR]lsscsi/  direct  660+ twin directories
[DIR]multipath-tools/  direct  610+ twin directories
[DIR]ncdu/  direct  490+ twin directories
[DIR]ntfsprogs/  direct  370+ twin directories
[DIR]archfs/  direct  37 twin directories
[DIR]autorun/  direct  66 twin directories
[DIR]beaglefs/  direct  430+ twin directories
[DIR]davl/  direct  37 twin directories
[DIR]dd-rescue/  direct  43 twin directories
[DIR]dd-rhelp/  direct  41 twin directories
[DIR]device-mapper/  direct  460+ twin directories
[DIR]diskdev_cmds/  direct  39 twin directories
[DIR]genext2fs/  direct  390+ twin directories
[DIR]jdiskreport-bin/  direct  38 twin directories
[DIR]jfsutils/  direct  850+ twin directories
[DIR]loop-aes/  direct  410+ twin directories
[DIR]lufis/  direct  38 twin directories
[DIR]lvm2/  direct  1000+ twin directories
[DIR]mp3fs/  direct  37 twin directories
[DIR]mtd-utils/  direct  320+ twin directories
[DIR]obexfs/  direct  340+ twin directories
[DIR]ocfs2-tools/  direct  490+ twin directories
[DIR]quota/  direct  1000+ twin directories
[DIR]owfs/  direct  37 twin directories
[DIR]progsreiserfs/  direct  350+ twin directories