Contour is a free and open source fast GPU accelerated rendering terminal emulator for Linux, MacOS, FreeBSD and Windows. It comes with high DPI, unicode emoji, unicode grapheme cluster, blurrable background image, font ligatures, 256-color and truecolor support. Some other useful features are Vi like input, vertical line Markers, color schemes, key binding customization, text reflow, read only mode, sixel inline images and more. It is released under Apache License 2.0.
Install Contour Terminal Emulator on Ubuntu Linux
You can install Contour via flatpak package from flathub. First you need to install the latest version of flatpak and flathub on your system. Follow below link for the installation instructions.
Install flatpak on Ubuntu Linux
Open the terminal command-line application using the application menu or using ctrl+alt+t keys and run below Contour terminal flatpak installation command.
flatpak install flathub org.contourterminal.Contour
It will install the latest version Contour app on your system. You can open it using this command.
flatpak run org.contourterminal.Contour
And uninstall Contour via below command.
sudo flatpak uninstall org.contourterminal.Contour