The tool is designed to operate on macOS, GNU/Linux, Windows, and Unix-like operating systems. It is packaged as a Gem and requires Ruby version 3.2 or later. If you do not have the appropriate version on your platform, refer to Installing Ruby.
Utilize this command for installing the package:
gem install renamrrenamr [options]
  -a, --act          Real renaming.
  -r, --rec          Passes recursively.
  -l, --lim          Limits name length.
  -m, --mod          Prepends modification time.
  -d, --dir dir      Directory to rename.
  -s, --src src      A string to substitute.
  -t, --dst dst      A string to replace to.
  -w, --wid wid      Width of the table.
  -p, --pre str,beg  A string to prepend to started from beg.
  -c, --cut pos,len  Removes len symbols from pos.
  -v, --version      Shows version.renamr -d <source>It renames all files in source by default pattern: 26 English letters, 10
numbers, minus for spaces and other symbols.
renamr is copyright David Rabkin and available under a
Zero-Clause BSD license.