Free reading platform with 6M+ books & 30K+ human-narrated audiobooks with word-level text-audio synchronization. No subscription or sign-up required.
United States
Citadel (ebook library manager) Alternatives
Citadel (ebook library manager) is described as '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' and is a Ebook Library in the news & books category. There are more than 50 alternatives to Citadel (ebook library manager) for a variety of platforms, including Windows, Android, Linux, Mac and Android Tablet apps. The best Citadel (ebook library manager) alternative is calibre, which is both free and Open Source. Other great apps like Citadel (ebook library manager) are KOReader, Koodo Reader, Librera Reader and Foliate.
Alternatives list
Cost / License
- Free
- Proprietary
Platforms
- Online
Books is a simple application to access and organize your e-books on GNOME. It is meant to be a simple and elegant replacement for using a file manager to deal with e-books. It's included in the default set of core applications since GNOME 3.16.
BookViewer 3 is a powerful and beautiful viewer app for booklovers and comic fans. Its main features include multiple tabs, file manager, Fluent Design System and web browser. It support CBR, CBZ, PDF and Epub books.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Windows
+1
📚 OPDSy is a fast, private comic, manga and ebook reader for your self-hosted OPDS libraries and your own on-device files — no account, no ads, no tracking.
+9
The platform pledges to develop bespoke e-commerce solutions from the outset, providing an extensive range of services that effectively support businesses of various sizes, particularly those specializing in digital content.
Cost / License
- Paid
- Proprietary
Platforms
- Online
AI-native EPUB and PDF reader. Select any passage and get contextual AI actions — summarize, explain, visualize, translate — without leaving the reading page.
+4
dir2opds is a self-hosted OPDS ebook server that turns any folder into a digital library. No database, no Calibre—just point it at your book collection and browse or download via any OPDS-compatible ebook reader or web browser.
Japan
United Kingdom
Canada
