ValaXdebugTools (http://tinyurl.com/vxdebugtools):
- trace4func: Give a function name, get a stack trace for each time it is called.
- evaled: Prints an ordered list of evals, together with what file is responsible for this evil.
- whocalls: Find out what files contain calls to the given function.
- whatisincluded: Find out what files are included and where they are included from.