Peckham is an Xcode plugin that makes it easier to manage and organize #import statements in Objective-C files. It helps clean up and alphabetize imports, improving code maintainability.
Conan - Connection analyzer for Qt is a C++ library that provides visual run-time introspection of QObject hierarchies, QObject inheritance, signal/slot connections, and signal emissions. Currently supports Qt 4.6.0 - Qt 4.7.2