Download of Moritz2_WIN32_2015_01_03.zip (Moritz2_WIN32_2015_01_03.zip ( external link: SF.net): 2,869,788 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.