The 2.3.1 version of iLibrary for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software is categorized as System Tools. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The actual developer of this software for Mac is Indatasoft.
From the developer:
iLibrary has an iTunes-like interface and makes it easy to organize and review bibliographic references for your books and papers. The iLibrary performs Internet searches to retrieve references from Google Books and adds to your catalog.
You may want to check out more Mac applications, such as Trapcode Lux, Textcast or DarX, which might be related to iLibrary.