Freebook Sifter lists free eBooks from various sources. They update the list daily and you can find free eBooks from Amazon sites around the world, Kobo, Nook, Project Gutenberg.
Cost / License
- Free
- Proprietary
Platforms
- Online

Calibre-Web is described as 'Web app providing a clean interface for browsing, reading and downloading eBooks using an existing calibre database' and is a Ebook Reader in the news & books category. There are more than 50 alternatives to Calibre-Web for a variety of platforms, including Windows, Android, iPhone, Mac and iPad apps. The best Calibre-Web alternative is calibre, which is both free and Open Source. Other great apps like Calibre-Web are FBReader, Amazon Kindle, Moon+ Reader and ReadEra.
Freebook Sifter lists free eBooks from various sources. They update the list daily and you can find free eBooks from Amazon sites around the world, Kobo, Nook, Project Gutenberg.

Read, search, make notes & highlights in PDF (Adobe DRM), EPUB (Adobe DRM), DjVu, TXT, FB2, FB2.zip book formats. Enjoy a unique, fast and user-friendly interface that was designed to provide the most convenient set of options for you to fully enjoy reading a book.







Komga is a free and open source comics/mangas server with a web-based interface for browsing, searching and reading books and series as well as for administering accounts and access.




The most powerful and easy-to-use Book Organizer
Alfa Ebooks Manager is a free program that allows to organize your electronic and paper books in single e-Library.






GooReader is a desktop application that allows you to search, download and read books and magazines available on Google Play Books , add bookmarks, annotate pages, create local library and manage your Google Library.



Comic Book Reader is the viewer you need to enjoy all your electronic publication. It is available both as Desktop and Windows 8 Metro UI for PC and tablets.




Take control of your digital library. BookHeaven is a tiny self-hosted ecosystem that helps you manage and read your e-books in a very convenient way.





One of the best ways to learn a new language is by reading books in it. But this can get very tedious, as you frequently need to switch between the dictionary and the book you're reading. Duofolio's purpose is to make that experience a little bit easier.




Convert eBooks into multiple formats like EPUB, PDF, or Mobi seamlessly, preserving original display. Edit metadata for personalization. Compatible with major e-Readers and apps like Kindle, Kobo, and Adobe Digital Editions, allowing book enhancements and customizable reading experiences.


