Много функционално приложение за намиране на дубликати, празни папки, подобни изображения и т.н.
Дупегуру
dupeGuru is a cross-platform (Linux, OS X, Windows) GUI tool to find duplicate files in a system.
Победител
Detwinner is the simplest and the fastest tool for removing duplicate files from your Linux PC.
За сравнение
Kompare is a GUI front-end program that enables differences between source files to be viewed and merged. It can be used to compare differences on files or the contents of folders, and it supports a variety of diff formats and provide many options to customize the information level displayed.
Мелд
Meld is a visual diff and merge tool targeted at developers.