Favourite Book Reader works on computers with all major operating systems (Linux, MacOSX, Windows) and mobile devices (iOS, Android). The FBReader features are
Comfortable reading. Customisable text styles and colours for day and night modes, advanced navigation features, and bookmarks.
Configurable network book sources list, from which you can download books for free and for a fee. You also can open your local books or add your preferred OPDS catalogues. FBReader provides a powerful catalogues browser with browsing history, bookmarks, and search.
Transparent cloud integration. FBReader synchronises your books, reading positions and bookmarks across all your devices. Start reading a book on your computer, then continue from the same place on a tablet or smartphone.
Major book formats are ePub (including main features of ePub3), unencrypted Kindle azw3 (a.k.a. Mobipocket) and fb2(.zip). Other supported formats: RTF, doc (MS Word), HTML, and plain text.
Swap out openSUSE_Leap_15.5 for openSUSE_Leap_15.4 or openSUSE_Tumbleweed if you’re using a different version of openSUSE.
With the repository added, import its GPG key:
sudo zypper --gpg-auto-import-keys refresh
Finally, upgrade the package cache to include the new snappy repository:
sudo zypper dup --from snappy
Snap can now be installed with the following:
sudo zypper install snapd
You then need to either reboot, logout/login or source /etc/profile to have /snap/bin added to PATH.
Additionally, enable and start both the snapd and the snapd.apparmor services with the following commands: