PuTTY - Popular free terminal application. Mostly used as an SSH client.
Synchromat - Synchromat is file and folder synchronization software for Windows.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
MirrorFolder - MirrorFolder is a real-time folder synchronization and backup software
iTerm2 - A terminal emulator for macOS that does amazing things.
CopyQueue - CopyQueue - Copying under control.