Download of SandBox_SVN731_2019_01_06.zip (SandBox_SVN731_2019_01_06.zip ( external link: SF.net): 24,984,750 bytes) will begin shortly. If not so, click link on the left.
Moritz is an "addon" to the well known tool doxygen. It generates nassi shneiderman diagramms of functions and methods in a c/c++ source as html-files, which could be included in a software-dokumentaion or simple whached by using a html-browser.