WebReady is a free and open source video to animation converter application for Linux. It is based on ffmpeg and released under MIT License. Using WebReady, you can create looped WEBP animations from video files. It is made primarily for easily creating live wallpapers for the Steam Deck.
Install WebReady App on Ubuntu
WebReady is available as a flatpak package file from the remote flathub. First install flatpak and flathub on your system using below link and restart your system.
How to Install flatpak and flathub on Ubuntu
Now open the terminal (ctrl+alt+t) and run below WebReady flatpak install command. It will install the latest version of WebReady on your system.
flatpak install flathub com.nickgirga.webready
And open it using below command.
flatpak run com.nickgirga.webready
It is a simple and easy to use application just open the source file and press go to create the looped animations.
You can also uninstall it using below commands.
flatpak uninstall com.nickgirga.webready
[OR]
sudo flatpak runinstall com.nickgirga.webready