Unimus - Unimus is a Network Automation and Configuration management (NCM) solution designed for fast deployment network-wide and ease of use. Unimus does not require learning any abstraction or templating languages, and does not require any coding skills.
dupeGuru - dupeGuru is a tool for finding duplicate files on your computer.
Oxidized - configuration backup software (IOS, JunOS) - silly attempt at rancid
VisiPics - VisiPics does more than just look for identical files, it goes beyond checksums to look for similar...
RANCID - RANCID - Really Awesome New Cisco confIg Differ.
Duplicate Cleaner - Duplicate Cleaner: the fastest and most popular tool for finding duplicate files. Over 1 million downloads: Get your copy now! Free and Pro versions available.