TSI-VC
A simple version control and document collaboration tool
...The system has a clean and simple user interface while tightly managing check in and check out procedures. It is ideal for building documents collaboratively across groups. Examples include technical specifications, commercial bid preparation or any other document that requires multiple authors.
Since it uses Filemaker containers it can be use for any file type including PDF, DOC, ZIP, XLS, DDG etc.
The system can also be used for basic document distribution to non-registered users.
Two How To videos are shown here:
http://taroko.org/documentation/videos/TSI-VC-DocMgnt.mp4
http://taroko.org/documentation/videos/TSI-VC-Admin.mp4