Need Software Metrics Tool Recommendation

Understand C/C++ is the one I use.

Which language did you need it for?

SourceMonitor

One of the best tool I ever used. A friend of mine wrote a fair article about how to use its output to create a land-like visualization (which provide a satisfactory insight of the whole code stability and maturity). Unfortunately, it is in French (and will remain in French unless I find enough courage to do an English version of my blog (if you speak French, it is here)).

Regards,

I am bias due to the fact by brother in law codes this app... Understand

Edit: someone beat me to it.