Calligraphy is a free and open source ASCII tool for Linux. Using Calligraphy app, you can turn any text into large ASCII Character banners. It is based on pyfiglet and released under GNU General Public License v3.0. It comes with option to select ASCII style and clipboard copy. It is a simple and easy to use tool but still in early stage of development.
Install Calligraphy on Ubuntu
Calligraphy is available as a flatpak package file from the remote flathub store. First you need to install the latest of flatpak and flathub on your system and restart it after the installation. Open the terminal application using ctrl+alt+t keys and Install it using below commands.
sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
Restart your system. After that in the terminal run below Calligraphy flatpak install command. It will install the latest version of Calligraphy app on your system.
flatpak install flathub io.gitlab.gregorni.Calligraphy
After that open Calligraphy using below command.
flatpak run io.gitlab.gregorni.Calligraphy
Now just start typing in the left box and it will instantly convert the text into ASCII Banners in the right or bottom box.
You can also uninstall Calligraphy using below commands.
flatpak uninstall io.gitlab.gregorni.Calligraphy
sudo flatpak uninstall io.gitlab.gregorni.Calligraphy