There is a new application available for Sparkers: Koodo Reader
What is Koodo Reader?
A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux and Web. It’s free and open-source.
Features
– Format support: EPUB (.epub), PDF (.pdf), DRM-free Mobipocket (.mobi) and Kindle (.azw3, .azw), Plain text (.txt), FictionBook (.fb2), Comic book archive (.cbr, .cbz, .cbt, .cb7), Rich text (.md, .docx), Hyper Text (.html, .xml, .xhtml, .mhtml, .htm, .htm)
– Platform support: Windows, macOS, Linux and Web
– Save your data to OneDrive, Google Drive, Dropbox, FTP, SFTP, WebDAV, S3, S3 Compatible
– Customize the source folder and synchronize among multiple devices using OneDrive, iCloud, Dropbox, etc.
– Single-column, two-column, or continuous scrolling layouts
– Text-to-speech, translation, dictionary, touch screen support, batch import
– Add bookmarks, notes, highlights to your books
– Adjust font size, font family, line-spacing, paragraph spacing, background color, text color, margins, and brightness
– Night mode and theme color
– Text highlight, underline, boldness, italics and shadow
Installation (Sparky 7 & 8 amd64, arm64, i386):
sudo apt update
sudo apt install koodo-reader
License: GNU AGPL 3.0
Web: github.com/koodo-reader/koodo-reader