Every reasonably sized C++ project these days will use some third party libraries. Some of them like boost are viewed as extensions of the standard libraries that no sane developer would want to be without. Then there is whatever GUI toolkit your project uses, possibly another toolkit to deal with data access, the ACE libraries, etc etc. You get the picture.
The continued diary of an experienced C++ programmer. Thoughts on C++ and other languages I play with, Emacs, functional, non functional and sometimes non-functioning programming.