Black Duck Open Hub is an awesome source of information on all Free / Libre / Open Source projects. Below are the stats widgets for some (eventually all) of the projects which are part of WikiSuite. So we have a dashboard of some health metrics of each project and we can detect issues early and help out. Activity level is an important indicator of the health of a project. See also other component criteria.
When one application is closely related to another, they are on the same line:
As of 2018-07: there are issues with these stats: https://www.openhub.net/topics/14644
https://sourceforge.net/p/keepass/discussion/329220/thread/c6bda703/
https://sourceforge.net/p/keepass/discussion/329220/thread/02383c83/