Brasiliana Digital Library (http://brasiliana.usp.br) - 2011. Current version: 1.2.1.
Installation and configuration instructions can be found at the wiki.
There is a diagram in [docs] directory sketching the general structure and functionalities (still in Portuguese).
A (big) list of pending issues and bugs will also me posted on github as soon as possible. But please feel free to open a new bug report as soon as it is found.