What are some alternatives?
When comparing Xfce-Terminal and PowerShell, you can also consider the following products
Terminator - Terminator is one of the most useful and dynamic terminal emulators for Unix based operating systems.
PuTTY - Popular free terminal application. Mostly used as an SSH client.
GNOME Terminal - GNOME Terminal is a terminal emulator for GNOME desktop.
ConEmu - ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users. Get better console window with tabs, splits, Quake style, copy+paste, DosBox and PuTTY integration, and much more.
iTerm2 - A terminal emulator for macOS that does amazing things.
Hyper - Extensible, cross-platform terminal built on open web standards.