Oboete is a free and open source flashcard application for Linux. It is a simple and easy to use flashcard software without any sync to cloud features. It comes with options to add study set, organized by folder and flashcard front and back. You can also import flashcards from other sources such as Anki. It is still in early stage of development.
How to Install Oboete on Ubuntu
Oboete is available as a flatpak package from the remote flathub. First you need to install the latest flatpak on your system and restart it after the installation. Use below link for the installation instructions.
Install flatpak and flathub on Ubuntu
Now open the terminal application (ctrl+alt+t) and run below Oboete app flatpak install command. It will install the latest version of Oboete.
flatpak install flathub dev.mariinkys.Oboete
After that open it using below command
flatpak run dev.mariinkys.Oboete
And you can also uninstall it using below commands.
flatpak uninstall dev.mariinkys.Oboete
[OR]
sudo flatpak uninstall dev.mariinkys.Oboete