alacritty : GPU-accelerated terminal emulator ( https://github.com/jwilm/alacritty )
pangoterm : A GTK/Pango-based terminal that uses libvterm to provide terminal emulation ( http://www.leonerd.org.uk/code/pangoterm/ )
terminol : A simple terminal emulator ( https://github.com/bagnose/terminol )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a ArtSoftware
For Paludis use this rsync : rsync://gentoo.zugaina.org/ArtSoftware-portage
If you have a problem : ycarus(-at-)zugaina.org