jdupes

A powerful duplicate file finder and an enhanced fork of fdupes. More information: https://github.com/jbruchon/jdupes.

jdupes path/to/directory

jdupes directory1 directory2

jdupes --recurse path/to/directory

jdupes --delete --recurse path/to/directory

jdupes directory1 --recurse: directory2

jdupes -O directory1 directory2 directory3