This is fdupes 2.1.2. If you're an end-user then you probably want the file named fdupes-2.1.2.tar.gz. The other archives are created automatically by GitHub and are intended for developers.

Changes from 2.1.1 to 2.1.2:

• Do not enter ncurses mode when --immediate option given.
• Fix logging/memory corruption bug when using --log with --immediate.