PuTTY - Popular free terminal application. Mostly used as an SSH client.
Bulk Rename Utility - Bulk Rename Utility: Free File Rename Utility for Windows. Bulk Rename Utility allows you to easily batch rename files and folders based upon many flexible criteria. Free Download.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
ReNamer - ReNamer is a very powerful and flexible file renaming tool, which offers all the standard renaming...
iTerm2 - A terminal emulator for macOS that does amazing things.
Ant Renamer - Ant Renamer can rename large amounts of files and folders in few clicks.