No specific info about version 3.1. Please visit the main page of Library Books βETA on Mac Informer.
This application helps you to manage your iPhoto libraries.
NOTE: Delicious Library 3 is now available on the Mac App Store (but requires at least Mountain Lion).
PEPhotobooks Software provides power in designing your photobook memories.
3M Cloud Library application is an innovative way to read eBooks.
Voluminous contains an extensive library of e-books to download.