rene is an automated Unix file-renaming utility. It is pretty similar to
the Linux utility rename(1).

You can download one of the releases at [0], clone the git repository
via [1], or browse it at [2].

[0] {ftp,rsync,https}://manpager.org/pub/usr/aa/rene/
[1] ssh://anon@git.manpager.org/rene
[2] https://git.manpager.org/?action=summary&path=rene.git