jdupes
7.2#4 in duplicate file findersFree planFree planLinuxmacOSWindows
Visitjdupes suits users who want a command-line tool to find exact duplicate files across Linux, macOS, or Windows. It is not designed to identify similar-looking or similar-sounding files.
It suits Windows users cleaning duplicate files from chosen folders or drives. Pro is for coverage across 3 PCs for one year.