A HOST.DENY file is a file that, when loaded to the /etc folder of your web server, will ban any paople using the IP's on this compiled list.
There is also a MS Excel Spreadsheat, so you can add your own Ips to the list, and delete duplicate copies
similar - a program for detecting duplicate images,
simv - an extensible image file mover, and
snntpbatch - a batch oriented newsgroups client.
They are mainly intended for Linux but should be quite portable.