Librera Reader - Librera Reader for Android
FBReader - FBReader is an e-book reader for various platforms. Features:
ReadEra - Read book files in EPUB, PDF, DOC, DOCX, RTF, TXT, DJVU, FB2, MOBI and CHM formats.
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
Foliate - A simple and modern eBook viewer.
calibre - Ebook manager, viewer & converter