dpkg-du is a script to produce a dump of the installed size of Debian packages in du format. This is to enable ease of reuse with pre-existing scripts administrators may have to deal with 'du' format lists. For example, dpkg-du|sort -n|tail -10 will show the 10 biggest packages on your system.
ofc2kmm is a script which converts bank statements from Banco do Brasil and Caixa Economica Federal in OFC format to a QIF format accepted by Kmymoney, a personal finance management software for Linux. It should be run directly from the Kmymoney QIF import feature, where you can specify external data converting scripts.