# Private and open-source alternatives to Apple Books

1. [Foliate](https://privacyratings.com/ebook-readers/foliate/): B (80/100). Open-source e-book reader for Linux built with GTK, supporting EPUB, MOBI, AZW3, FB2, CBZ and PDF.
2. [KOReader](https://privacyratings.com/ebook-readers/koreader/): B (80/100). Open-source document and e-book reader for E Ink devices such as Kindle, Kobo and PocketBook, also available for Android and Linux. Supports EPUB, PDF, DjVu, CBZ and more.
3. [Calibre](https://privacyratings.com/ebook-readers/calibre/): D (50/100). Free and open-source e-book manager for organizing, converting and reading e-books, with a built-in viewer, editor and device syncing.
4. [Readest](https://privacyratings.com/ebook-readers/readest/): D (50/100). Open-source e-book reader for desktop, mobile and web, with optional cloud sync of books, progress and notes.
5. [Thorium Reader](https://privacyratings.com/ebook-readers/thorium-reader/): D (50/100). Open-source desktop reader for EPUB, PDF, audiobooks and comics from EDRLab, a French nonprofit. It supports LCP-protected library loans, read aloud and screen readers.
6. [Librera Reader](https://privacyratings.com/ebook-readers/librera-reader/): F (30/100). Open-source Android reader for EPUB, PDF, DjVu, MOBI, FB2 and other formats. A free ad-supported version, a paid PRO version and an F-Droid build are available.
7. [Kobo](https://privacyratings.com/ebook-readers/kobo/): F (0/100). E-book and audiobook store, reading apps and E Ink e-readers from Rakuten Kobo Inc. in Toronto. Supports EPUB and syncs reading progress through a Kobo account.

Source: https://privacyratings.com/alternatives/apple-books/