An ebook reader application supports PDF, DJVU, EPUB, FB2 and much more, running on Kindle, Kobo, PocketBook and Android devices
Bmr - the Bitmessage reader, a bitmessage client with a better experience.
Online manga reader
A materialistic Hacker News Android reader
Fast and memory efficient XLSX reader on top of Ox SAX parser
Arabic Reader is an open source ePub/rtf/txt reader for android, based on FBReaderJ
Firereader: A feed reader built with Firebase and AngularJS
phppaper rss reader , Google Reader alternative