Open Source FBReader Alternatives for Linux

There are many alternatives to FBReader for Linux if you are looking for a replacement. The best open source Linux alternative is calibre. If that doesn't suit you, our users have ranked more than 100 alternatives to FBReader and many of them are open source and available for Linux so hopefully you can find a suitable replacement. Other interesting open source Linux alternatives to FBReader are Okular, Readest, KOReader and Koodo Reader.

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Alternatives
FBReader alternatives page was last updated

Alternatives list

  1. calibre icon
     1586 likes

    Free e-book manager with features including library management, format conversion, syncing to devices, internet-independent operation, built-in viewer, news download as e-books, text-to-speech, privacy focus, extensible plugins, and no registration or tracking.

    154 calibre alternatives

    Cost / License

    Application type

    Since

    • Since 2009

    Platforms

    • Windows
    • Mac
    • Linux
    • BSD
    • Self-Hosted
    • PortableApps.com
    • Haiku
    • Flathub
    • Homebrew
    Good alternative?
     
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    1
  2. Okular icon
     514 likes

    Multi-platform document viewer supporting PDF, ePub, comics, images, and Markdown with annotation, digital signature verification, tabbed interface, sidebar navigation, text selection, text-to-speech, magnifier, search, dark mode, and plugin support.

    148 Okular alternatives

    Cost / License

    Application type

    Since

    • Since 2009

    Platforms

    • Windows
    • Linux
    • BSD
    • KDE Plasma
    • Linux Mobile
    • Haiku
    • Flathub
    • Snapcraft
    Good alternative?
     
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    1
  3. Readest icon
     55 likes

    Readest is a modern, open-source ebook reader for Windows, macOS, Linux, iOS, Android, and the web.

    24 Readest alternatives

    Cost / License

    Application type

    Since

    • Since 2024

    Platforms

    • Windows
    • Mac
    • Linux
    • Online
    • Self-Hosted
    • Android
    • iPhone
    • iPad
    • Android Tablet
    • Flathub
    • Flatpak
    • US flagUnited States
    Annotation
    Good alternative?
     
  4. KOReader icon
     90 likes

    An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Kindle, Kobo, PocketBook, Linux and Android devices.

    97 KOReader alternatives

    Cost / License

    Application type

    Since

    • Since 2019

    Platforms

    • Linux
    • Android
    • Linux Mobile
    • Android Tablet
    • Kindle Fire
    • Kobo Books
    • F-Droid
    • Flathub
    • OpenAPK
    • AppImageHub
    Good alternative?
     
  5. Koodo Reader icon
     80 likes

    Koodo Reader is a powerful ebook reader designed to provide a simple and easy-to-use reading experience.

    42 Koodo Reader alternatives

    Cost / License

    Application type

    Since

    • Since 2021

    Platforms

    • Windows
    • Mac
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Flathub
    Good alternative?
     
  6. LEKTRA icon
     20 likes

    High-performance viewer for documents and images offering split tabs, customizable single or book layouts, portals for side-by-side sections, instant search, line highlight, annotation tools, link hints, searchable highlights, session management, and TOML config.

    70 LEKTRA alternatives

    Cost / License

    Application type

    Since

    • Since 2026

    Platforms

    • Windows
    • Mac
    • Linux
    Good alternative?
     
  7. Episteme Reader icon
     12 likes

    Episteme Reader is an offline-first application designed for reading various document formats. It leverages native Android technologies and C++ libraries to provide a performant reading experience with customization capabilities.

    63 Episteme Reader alternatives

    Cost / License

    Application type

    Since

    • Since 2026

    Platforms

    • Windows
    • Linux
    • Debian
    • Arch Linux
    • Android
    • Android Tablet
    • Fedora
    • F-Droid
    Good alternative?
     
  8. Kavita icon
     32 likes

    Lightning fast with a slick design, Kavita is a rocket-fueled self-hosted digital library which supports a vast array of file formats. Install to start reading and share your server with your friends. book reader, self hosted, manga, comics, free, manhwa, e readers, electronic...

    203 Kavita alternatives

    Cost / License

    Application type

    Since

    • Since 2021

    Platforms

    • Windows
    • Mac
    • Linux
    • Self-Hosted
    • Cloudron
    Good alternative?
     
  9. Cool Reader  icon
     67 likes

    Cool Reader is fast and small cross-platform XML/CSS based eBook reader for desktops and handheld devices. Understands a number of text document formats, suppurt OPDS (in new ui-opengl version). Fully customizable palette, text reformatting with any font size, font...

    109 Cool Reader alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Since

    • Since 2010

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    • Android
    • Android Tablet
    • Haiku
    Good alternative?
     
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  10. Librum icon
     13 likes

    A clean and simple way to read your books on any device and build your own online library.

    72 Librum alternatives

    Cost / License

    Application type

    Since

    • Since 2023

    Platforms

    • Windows
    • Mac
    • Linux
    Good alternative?
     
  11. Citadel helps you manage your ebook libraries. It provides a simple, user-friendly interface to add new books to your library or update book metadata like titles, authors, and tags, all while remaining compatible with Calibre.

    74 Citadel (ebook library manager) alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Since

    • Since 2024

    Platforms

    • Windows
    • Mac
    • Linux
    Good alternative?
     
12 of 27 FBReader alternatives