If you install MacPorts, you can install the GNOME Terminal from the macOS Terminal.app:
sudo port install gnome-terminal
You can also install many other GNOME apps.
$ port search gnome
[...]
gnome-calculator @3.26.0_1 (gnome)
Calculator with financial and scientific modes.
gnome-calendar @3.24.3_3 (gnome)
Calendar is a calendar application for GNOME.
[...]
gnome-terminal @3.26.2 (gnome)
Terminal component for the GNOME 3 Desktop
[...]
Found 158 ports.
MacPorts has a collection of over 20,000 open-source software for Mac. You can see all of the available ports here.
