A code-understanding tool based on cscope and ctags. Please go to the GitHub page for more information.
Homepage: http://ruben2020.github.io/codequery
GitHub: https://github.com/ruben2020/codequery
This Notepad++ plugin is simply a front-end to GTags (GNU Global source code tagging system):
http://www.gnu.org/software/global/global.html
It provides tools for easy code navigation.
GTags binaries (Win32 ports) are needed by the plugin. Those are supplied with it for convenience.