C and C++ control flow graph generator and analyzer
CoFlo generates Control-Flow Graphs from C and C++ source code. It can then output the graphs in a number of ways and perform various control flow analyses.
NOTE: CoFlo has not been under active development for several years. At this time, I suggest you look into LLVM-based tooling to see if there is anything similar to CoFlo which will meet your needs.
A command-line Python utility to mine information on open source projects using the ohloh web service APIs. The script is enables analysis of open source projects indexed by ohloh by providing source lines of code (SLOC), contributor data and other info.
XRay is an analysis tool built upon your SCMs, aimed to consolidade project statistics from many repositories in a single tool, generating code reports and development statistics obtained from log data and file versions.