ftp://ftp.debian.org/debian/pool/main/libx/  direct

[DIR]libx11/  direct  360+ twin directories
[DIR]libx11-protocol-perl/  direct  330+ twin directories
[DIR]libxau/  direct  350+ twin directories
[DIR]libxaw/  direct  450+ twin directories
[DIR]libxbase/  direct  340+ twin directories
[DIR]libxcursor/  direct  350+ twin directories
[DIR]libxdmcp/  direct  350+ twin directories
[DIR]libxevie/  direct  370+ twin directories
[DIR]libxfce4mcs/  direct  670+ twin directories
[DIR]libxfce4util/  direct  680+ twin directories
[DIR]libxfcegui4/  direct  540+ twin directories
[DIR]libxfont/  direct  440+ twin directories
[DIR]libx11-freedesktop-desktopentry-perl/  direct  330+ twin directories
[DIR]libx500-dn-perl/  direct  330+ twin directories
[DIR]libx86/  direct  450+ twin directories
[DIR]libxalan2-java/  direct  750+ twin directories
[DIR]libxcb/  direct  640+ twin directories
[DIR]libxcomposite/  direct  350+ twin directories
[DIR]libxext/  direct  360+ twin directories
[DIR]libxfixes/  direct  350+ twin directories
[DIR]libxi/  direct  350+ twin directories
[DIR]libxml/  direct  900+ twin directories
[DIR]libxml++2.6/  direct  430+ twin directories
[DIR]libxml-checker-perl/  direct  340+ twin directories
[DIR]libxml-csv-perl/  direct  340+ twin directories
[DIR]libxml-encoding-perl/  direct  430+ twin directories
[DIR]libxfontcache/  direct  310+ twin directories
[DIR]libxinerama/  direct  350+ twin directories
[DIR]libxkbui/  direct  480+ twin directories
[DIR]libxml-atom-perl/  direct  330+ twin directories
[DIR]libxml-autowriter-perl/  direct  330+ twin directories
[DIR]libxml-dom-perl/  direct  440+ twin directories
[DIR]libxml-dom-xpath-perl/  direct  280+ twin directories
[DIR]libxml-dt-perl/  direct  330+ twin directories
[DIR]libxml-easyobj-perl/  direct  330+ twin directories
[DIR]libxml-feed-perl/  direct  290+ twin directories
[DIR]libxml-filter-saxt-perl/  direct  340+ twin directories
[DIR]libxml-generator-perl/  direct  340+ twin directories
[DIR]libxml-handler-composer-perl/  direct  340+ twin directories
[DIR]libxml-handler-trees-perl/  direct  340+ twin directories
[DIR]libxml-handler-yawriter-perl/  direct  430+ twin directories
[DIR]libxml-libxml-perl/  direct  450+ twin directories
[DIR]libxml-mini-perl/  direct  330+ twin directories
[DIR]libxml-node-perl/  direct  340+ twin directories
[DIR]libxml-opml-perl/  direct  330+ twin directories
[DIR]libxml-qofqsf-perl/  direct  280+ twin directories
[DIR]libxml-regexp-perl/  direct  440+ twin directories
[DIR]libxml-rss-feed-perl/  direct  280+ twin directories
[DIR]libxml-rss-perl/  direct  360+ twin directories
[DIR]libxml-ruby/  direct  340+ twin directories