No specific info about version 2.1. Please visit the main page of Kiwix on Mac Informer.
Times Reader lets you to read the latest news from The New York Times newspaper.
A program for searching song lyrics on your computer.
Is an offline reader that allow you to download the content of Wikimedia project
Pineapple News is a USENET newsreader for Mac OS X.
Cool Reader is fast and small cross-platform XML/CSS based eBook reader