dpkg:tagcoll 

Description: Commandline tool to perform operations on tagged collections

tagcoll takes a collection of items categorized with multiple tags and performs various kinds of operations on them:

tagcoll has been written with the purpose of studying tagged collections and experiment with tagged collection algorithms.

For more information, see the Debtags homepage at: http://debtags.alioth.debian.org

Tag: interface::commandline, made-of::lang:c++, role::sw:utility, use::organizing, use::searching