posted in: E-book, E-book readers, Office, Software | 0
KOReader logo

KOReader an ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices


  • KOReader is a document viewer for E Ink devices. Free and open source;
  • Supported format: EPUB, PDF, DjVu, XPS, CBT, CBZ, FB2, PDB, TXT, HTML, RTF, CHM, DOC, MOBI and ZIP files;
  • Supported image formats: PNG, JPG, TIFF, GIF, SVG;
  • Supported device: Android, Cervantes, Kindle, Kobo, Pocketbook, ReMarkable or Desktop Linux;

KOReader allows you to set:

  • screen orientation: portrait or landscape;
  • type: one or two pages;
  • field margins;
  • viewing mode: paginated or continuous;
  • line spacing;
  • font size, word spacing, word stretching;
  • font type (normal/bold), contrast;
  • selecting a font family;
  • and much more;

There is an option to view:

  • table of contents of the book, as well as go to the desired page;
  • bookmarks;

  • There is an auto-scrolling function (you can set the desired time interval);
  • Dictionary support: you can upload dictionaries in different languages;
  • You can view the meaning of the selected word in StarDict/Wikipedia;
  • Support for custom online OPDS directories: Gutenberg, Feedbooks, ManyBooks, Flibusta, Internet Archive, and others;
  • Support for connecting to the Calibre server to search for metadata, view the library, and download e-books;
  • Exporting notes to Evernote; Cloud storage support: DropBox, FTP, and WebDAV;
  • There is an RSS/Atom news loader (saves news as HTML files);
  • Support for plugins;
  • Share ebooks with other KOReader devices wirelessly;
  • Integration with Wallabag;
  • The bundled Evernote export plugin is able to export highlights and notes added from both native reader in Kindle and the Koreader itself to Evernote cloud. And Yinxiang Biji (Evernote in China) is also supported.

Screenshots Software


The software KOReader is available for installation on Linux, as well as mobile applications for Android.

Installation methodOS
DebUbuntu* 16.04/18.04/19.04/20.04, Linux Mint 18/19, Debian
FlatpakUbuntu, Linux Mint, Debian, Arch Linux, Fedora, CentOS, KDE Neon, openSUSE, elementary OS, Manjaro, Red Hat Enterprise Linux
AppImageUbuntu, Fedora, openSUSE, CentOS, elementaryOS, Linux Mint and others
Mobile appsAndroid

*Ubuntu (GNOME), Kubuntu (KDE), Xubuntu (XFCE), Lubuntu (LXDE)

Install Software via Deb package

Install Software via Flatpak package

flatpak install flathub rocks.koreader.KOReader

Install Software via AppImage package

Version for Android

Software Information

Language Interface:English, Russian, Deutsch, Spanish, French and others
Description version:2020.08
Developer:KOReader Contributors
Programming language:Lua
License:AGPL v3
Software website:koreader.rocks

09.02.23: added new installation method: Flatpak.

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