bibfilex 1.2.8 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this free Mac application is Massimo Nardello.
The application lies within Education Tools, more precisely Reference. 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.
From the developer:
Bibfilex is a free bibliographic manager for Mac OS users. It's useful to create and manage archives of bibliographical items (books, articles, etc.) with possible attachments of any kind according to Biblatex structure and rules. The program can import the content of a file in Biblatex format, export data in a Biblatex file, filter the items, check for double items in the file in use, and more.
You may want to check out more Mac applications, such as USA-Manual-Mac, Bible Sander or Biology, which might be related to bibfilex.